/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/safe020_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 13:59:22,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 13:59:22,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 13:59:22,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 13:59:22,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 13:59:22,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 13:59:22,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 13:59:22,283 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 [2021-06-14 13:59:22,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 13:59:22,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 13:59:22,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 13:59:22,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 13:59:22,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 13:59:22,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 13:59:22,324 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 13:59:22,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 13:59:22,324 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 13:59:22,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 13:59:22,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 13:59:22,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 13:59:22,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 13:59:22,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 13:59:22,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 13:59:22,327 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 13:59:22,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 13:59:22,327 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 13:59:22,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 13:59:22,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 13:59:22,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 13:59:22,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 13:59:22,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 13:59:22,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 13:59:22,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 13:59:22,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 13:59:22,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 13:59:22,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 13:59:22,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 13:59:22,329 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 13:59:22,329 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 13:59:22,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 13:59:22,329 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 13:59:22,330 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 13:59:22,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 13:59:22,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 13:59:22,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 13:59:22,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 13:59:22,698 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 13:59:22,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i [2021-06-14 13:59:22,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf0c8ef0/ccaf32273b34440fbf8a2fc86eaa4a4c/FLAG37b8fe247 [2021-06-14 13:59:23,150 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 13:59:23,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_pso.opt.i [2021-06-14 13:59:23,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf0c8ef0/ccaf32273b34440fbf8a2fc86eaa4a4c/FLAG37b8fe247 [2021-06-14 13:59:23,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cf0c8ef0/ccaf32273b34440fbf8a2fc86eaa4a4c [2021-06-14 13:59:23,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 13:59:23,199 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 13:59:23,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 13:59:23,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 13:59:23,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 13:59:23,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185d5fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23, skipping insertion in model container [2021-06-14 13:59:23,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 13:59:23,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 13:59:23,466 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/safe020_pso.opt.i[949,962] [2021-06-14 13:59:23,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:59:23,630 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 13:59:23,640 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/safe020_pso.opt.i[949,962] [2021-06-14 13:59:23,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:59:23,749 INFO L208 MainTranslator]: Completed translation [2021-06-14 13:59:23,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23 WrapperNode [2021-06-14 13:59:23,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 13:59:23,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 13:59:23,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 13:59:23,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 13:59:23,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 13:59:23,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 13:59:23,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 13:59:23,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 13:59:23,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (1/1) ... [2021-06-14 13:59:23,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 13:59:23,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 13:59:23,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 13:59:23,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 13:59:23,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (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 [2021-06-14 13:59:23,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 13:59:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 13:59:23,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 13:59:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 13:59:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 13:59:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 13:59:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 13:59:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 13:59:23,898 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 13:59:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 13:59:23,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 13:59:23,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 13:59:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 13:59:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 13:59:23,904 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 13:59:24,169 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 13:59:24,169 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 13:59:24,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:59:24 BoogieIcfgContainer [2021-06-14 13:59:24,171 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 13:59:24,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 13:59:24,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 13:59:24,175 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 13:59:24,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 01:59:23" (1/3) ... [2021-06-14 13:59:24,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3af80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:59:24, skipping insertion in model container [2021-06-14 13:59:24,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:59:23" (2/3) ... [2021-06-14 13:59:24,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e3af80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:59:24, skipping insertion in model container [2021-06-14 13:59:24,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:59:24" (3/3) ... [2021-06-14 13:59:24,178 INFO L111 eAbstractionObserver]: Analyzing ICFG safe020_pso.opt.i [2021-06-14 13:59:24,183 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 13:59:24,183 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 13:59:24,183 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 13:59:24,184 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 13:59:24,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,211 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,211 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,211 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,212 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,212 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,212 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,213 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,215 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,215 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,215 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,216 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,216 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,216 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,217 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,217 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,217 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,217 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,218 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,218 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,218 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,219 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,221 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,221 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,221 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,221 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,225 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,226 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,226 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,226 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,228 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,229 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,229 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:59:24,231 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 13:59:24,250 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 [2021-06-14 13:59:24,291 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 13:59:24,291 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 13:59:24,291 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 13:59:24,291 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 13:59:24,291 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 13:59:24,291 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 13:59:24,292 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 13:59:24,292 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 13:59:24,551 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:59:24,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:59:24,564 INFO L82 PathProgramCache]: Analyzing trace with hash -404072370, now seen corresponding path program 1 times [2021-06-14 13:59:24,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:59:24,570 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519282823] [2021-06-14 13:59:24,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:59:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:59:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:59:24,734 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:59:24,734 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519282823] [2021-06-14 13:59:24,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519282823] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:59:24,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:59:24,735 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 13:59:24,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734906680] [2021-06-14 13:59:24,739 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 13:59:24,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:59:24,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 13:59:24,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 13:59:24,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:24,755 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:59:24,756 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 13:59:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:24,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:24,777 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 13:59:24,777 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:59:24,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:59:24,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1949041076, now seen corresponding path program 1 times [2021-06-14 13:59:24,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:59:24,779 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43120281] [2021-06-14 13:59:24,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:59:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:59:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:59:25,010 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:59:25,010 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43120281] [2021-06-14 13:59:25,013 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43120281] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:59:25,014 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:59:25,015 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 13:59:25,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068288158] [2021-06-14 13:59:25,017 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 13:59:25,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:59:25,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 13:59:25,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 13:59:25,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,024 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:59:25,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 13:59:25,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:25,195 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 13:59:25,195 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:59:25,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:59:25,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1856423253, now seen corresponding path program 1 times [2021-06-14 13:59:25,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:59:25,196 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025601880] [2021-06-14 13:59:25,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:59:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:59:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:59:25,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:59:25,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025601880] [2021-06-14 13:59:25,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025601880] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:59:25,367 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:59:25,367 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 13:59:25,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370004071] [2021-06-14 13:59:25,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 13:59:25,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:59:25,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 13:59:25,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 13:59:25,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,373 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:59:25,373 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 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) [2021-06-14 13:59:25,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:25,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:25,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 13:59:25,524 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 13:59:25,524 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:59:25,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:59:25,525 INFO L82 PathProgramCache]: Analyzing trace with hash -202295630, now seen corresponding path program 1 times [2021-06-14 13:59:25,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:59:25,525 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432753213] [2021-06-14 13:59:25,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:59:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:59:25,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:59:25,679 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:59:25,679 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432753213] [2021-06-14 13:59:25,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432753213] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:59:25,680 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:59:25,680 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 13:59:25,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367549212] [2021-06-14 13:59:25,681 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 13:59:25,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:59:25,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 13:59:25,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 13:59:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,682 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:59:25,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 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) [2021-06-14 13:59:25,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:25,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:25,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 13:59:25,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:59:26,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,154 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 13:59:26,154 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:59:26,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:59:26,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1026694544, now seen corresponding path program 2 times [2021-06-14 13:59:26,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:59:26,155 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157565059] [2021-06-14 13:59:26,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:59:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:59:26,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:59:26,282 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:59:26,282 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157565059] [2021-06-14 13:59:26,283 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157565059] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:59:26,283 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:59:26,283 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:59:26,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018009215] [2021-06-14 13:59:26,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:59:26,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:59:26,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:59:26,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:59:26,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,284 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:59:26,285 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) [2021-06-14 13:59:26,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:59:26,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:59:26,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 13:59:26,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 13:59:26,696 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:59:26,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:59:26,697 INFO L82 PathProgramCache]: Analyzing trace with hash 2136744404, now seen corresponding path program 3 times [2021-06-14 13:59:26,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:59:26,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054530371] [2021-06-14 13:59:26,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:59:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:59:26,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:59:26,771 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:59:26,771 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054530371] [2021-06-14 13:59:26,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054530371] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:59:26,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:59:26,772 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:59:26,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413109714] [2021-06-14 13:59:26,772 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:59:26,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:59:26,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:59:26,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:59:26,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,773 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:59:26,782 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) [2021-06-14 13:59:26,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:26,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:59:26,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:26,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 13:59:26,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:27,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:59:27,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:27,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:59:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:59:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 13:59:27,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 13:59:27,377 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 13:59:27,399 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 13:59:27,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 01:59:27 BasicIcfg [2021-06-14 13:59:27,401 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 13:59:27,402 INFO L168 Benchmark]: Toolchain (without parser) took 4202.34 ms. Allocated memory was 182.5 MB in the beginning and 247.5 MB in the end (delta: 65.0 MB). Free memory was 144.6 MB in the beginning and 174.4 MB in the end (delta: -29.8 MB). Peak memory consumption was 137.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:59:27,402 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 182.5 MB. Free memory is still 162.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 13:59:27,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.17 ms. Allocated memory is still 182.5 MB. Free memory was 144.4 MB in the beginning and 144.6 MB in the end (delta: -197.3 kB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB. [2021-06-14 13:59:27,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.00 ms. Allocated memory is still 182.5 MB. Free memory was 144.1 MB in the beginning and 142.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:59:27,403 INFO L168 Benchmark]: Boogie Preprocessor took 32.05 ms. Allocated memory is still 182.5 MB. Free memory was 142.0 MB in the beginning and 140.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 13:59:27,403 INFO L168 Benchmark]: RCFGBuilder took 332.71 ms. Allocated memory is still 182.5 MB. Free memory was 140.4 MB in the beginning and 116.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:59:27,403 INFO L168 Benchmark]: TraceAbstraction took 3228.30 ms. Allocated memory was 182.5 MB in the beginning and 247.5 MB in the end (delta: 65.0 MB). Free memory was 116.8 MB in the beginning and 174.4 MB in the end (delta: -57.6 MB). Peak memory consumption was 109.2 MB. Max. memory is 8.0 GB. [2021-06-14 13:59:27,404 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 182.5 MB. Free memory is still 162.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 548.17 ms. Allocated memory is still 182.5 MB. Free memory was 144.4 MB in the beginning and 144.6 MB in the end (delta: -197.3 kB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 55.00 ms. Allocated memory is still 182.5 MB. Free memory was 144.1 MB in the beginning and 142.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.05 ms. Allocated memory is still 182.5 MB. Free memory was 142.0 MB in the beginning and 140.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 332.71 ms. Allocated memory is still 182.5 MB. Free memory was 140.4 MB in the beginning and 116.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3228.30 ms. Allocated memory was 182.5 MB in the beginning and 247.5 MB in the end (delta: 65.0 MB). Free memory was 116.8 MB in the beginning and 174.4 MB in the end (delta: -57.6 MB). Peak memory consumption was 109.2 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: 18865, positive: 18335, positive conditional: 16210, positive unconditional: 2125, negative: 530, negative conditional: 505, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18513, positive: 18335, positive conditional: 16210, positive unconditional: 2125, negative: 178, negative conditional: 153, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18513, positive: 18051, positive conditional: 0, positive unconditional: 18051, negative: 462, negative conditional: 0, negative unconditional: 462, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1043, positive: 1028, positive conditional: 0, positive unconditional: 1028, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1043, positive: 1024, positive conditional: 0, positive unconditional: 1024, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18513, positive: 17023, positive conditional: 0, positive unconditional: 17023, negative: 447, negative conditional: 0, negative unconditional: 447, unknown: 1043, unknown conditional: 0, unknown unconditional: 1043] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271 ], Maximal queried relation: 6, Independence queries for same thread: 352 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 694, Number of persistent set computation: 6357, Number of trivial persistent sets: 2912, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18865, positive: 18335, positive conditional: 16210, positive unconditional: 2125, negative: 530, negative conditional: 505, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18513, positive: 18335, positive conditional: 16210, positive unconditional: 2125, negative: 178, negative conditional: 153, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18513, positive: 18051, positive conditional: 0, positive unconditional: 18051, negative: 462, negative conditional: 0, negative unconditional: 462, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1043, positive: 1028, positive conditional: 0, positive unconditional: 1028, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1043, positive: 1024, positive conditional: 0, positive unconditional: 1024, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18513, positive: 17023, positive conditional: 0, positive unconditional: 17023, negative: 447, negative conditional: 0, negative unconditional: 447, unknown: 1043, unknown conditional: 0, unknown unconditional: 1043] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1721, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1437, negative conditional: 117, negative unconditional: 1320, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 20, negative conditional: 5, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 188, positive: 54, positive conditional: 40, positive unconditional: 15, negative: 134, negative conditional: 13, negative unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1721, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1432, negative conditional: 112, negative unconditional: 1320, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1058, Positive cache size: 1038, Positive conditional cache size: 10, Positive unconditional cache size: 1028, Negative cache size: 20, Negative conditional cache size: 5, Negative unconditional cache size: 15, Eliminated conditions: 1271 ], Maximal queried relation: 6, Independence queries for same thread: 352 - 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, 104 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3135.0ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.6ms, PartialOrderReductionTime: 2055.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 42, 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: 24.4ms SsaConstructionTime, 162.1ms SatisfiabilityAnalysisTime, 638.8ms InterpolantComputationTime, 369 NumberOfCodeBlocks, 369 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 363 ConstructedInterpolants, 0 QuantifiedInterpolants, 907 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...