/usr/bin/java -Xmx16000000000 -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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 06:41:22,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 06:41:22,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 06:41:22,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-02 06:41:22,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-02 06:41:22,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-02 06:41:22,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-02 06:41:22,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-02 06:41:22,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-02 06:41:22,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-02 06:41:22,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-02 06:41:22,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-02 06:41:22,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-02 06:41:22,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-02 06:41:22,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-02 06:41:22,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-02 06:41:22,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-02 06:41:22,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-02 06:41:22,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-02 06:41:22,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-02 06:41:22,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-02 06:41:22,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-02 06:41:22,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-02 06:41:22,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-02 06:41:22,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-02 06:41:22,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-02 06:41:22,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-02 06:41:22,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-02 06:41:22,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-02 06:41:22,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-02 06:41:22,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-02 06:41:22,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-02 06:41:22,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-02 06:41:22,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-02 06:41:22,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-02 06:41:22,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-02 06:41:22,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-02 06:41:22,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-02 06:41:22,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 06:41:22,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 06:41:22,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 06:41:22,196 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-DelaySleepPersistent-NoLbe.epf [2021-06-02 06:41:22,214 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 06:41:22,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 06:41:22,215 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 06:41:22,215 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 06:41:22,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 06:41:22,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 06:41:22,216 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 06:41:22,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 06:41:22,216 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 06:41:22,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 06:41:22,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 06:41:22,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 06:41:22,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 06:41:22,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 06:41:22,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 06:41:22,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 06:41:22,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 06:41:22,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 06:41:22,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 06:41:22,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 06:41:22,218 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 06:41:22,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 06:41:22,219 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 06:41:22,219 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 06:41:22,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 06:41:22,219 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-02 06:41:22,219 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 06:41:22,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 06:41:22,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 06:41:22,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 06:41:22,493 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 06:41:22,493 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 06:41:22,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_tso.oepc.i [2021-06-02 06:41:22,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2882babf5/9725a840494f4dd9901b544abf19b878/FLAG8c3d2b107 [2021-06-02 06:41:22,960 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 06:41:22,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_tso.oepc.i [2021-06-02 06:41:22,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2882babf5/9725a840494f4dd9901b544abf19b878/FLAG8c3d2b107 [2021-06-02 06:41:23,296 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2882babf5/9725a840494f4dd9901b544abf19b878 [2021-06-02 06:41:23,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 06:41:23,298 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 06:41:23,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 06:41:23,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 06:41:23,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 06:41:23,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bd3a834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23, skipping insertion in model container [2021-06-02 06:41:23,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 06:41:23,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 06:41:23,446 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/thin002_tso.oepc.i[950,963] [2021-06-02 06:41:23,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:41:23,565 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 06:41:23,575 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/thin002_tso.oepc.i[950,963] [2021-06-02 06:41:23,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:41:23,666 INFO L208 MainTranslator]: Completed translation [2021-06-02 06:41:23,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23 WrapperNode [2021-06-02 06:41:23,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 06:41:23,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 06:41:23,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 06:41:23,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 06:41:23,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 06:41:23,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 06:41:23,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 06:41:23,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 06:41:23,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (1/1) ... [2021-06-02 06:41:23,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 06:41:23,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 06:41:23,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 06:41:23,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 06:41:23,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (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 [2021-06-02 06:41:23,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 06:41:23,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 06:41:23,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 06:41:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 06:41:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-02 06:41:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-02 06:41:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-02 06:41:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-02 06:41:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-02 06:41:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-02 06:41:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-02 06:41:23,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-02 06:41:23,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 06:41:23,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 06:41:23,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 06:41:23,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 06:41:23,817 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 06:41:24,156 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 06:41:24,156 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-02 06:41:24,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:41:24 BoogieIcfgContainer [2021-06-02 06:41:24,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 06:41:24,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 06:41:24,159 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 06:41:24,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 06:41:24,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 06:41:23" (1/3) ... [2021-06-02 06:41:24,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f9fac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:41:24, skipping insertion in model container [2021-06-02 06:41:24,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:41:23" (2/3) ... [2021-06-02 06:41:24,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f9fac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:41:24, skipping insertion in model container [2021-06-02 06:41:24,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:41:24" (3/3) ... [2021-06-02 06:41:24,163 INFO L111 eAbstractionObserver]: Analyzing ICFG thin002_tso.oepc.i [2021-06-02 06:41:24,166 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 06:41:24,167 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 06:41:24,167 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 06:41:24,167 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 06:41:24,187 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,188 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,188 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,188 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,188 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,188 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,189 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,190 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,191 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,192 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,193 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,193 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,194 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,195 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,195 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,195 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,198 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,198 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,198 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,198 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,200 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,200 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,201 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,201 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,202 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:41:24,203 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-02 06:41:24,217 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-06-02 06:41:24,279 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 06:41:24,279 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 06:41:24,280 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 06:41:24,280 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 06:41:24,280 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 06:41:24,280 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 06:41:24,280 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 06:41:24,280 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 06:41:24,562 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:24,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:24,568 INFO L82 PathProgramCache]: Analyzing trace with hash -190192830, now seen corresponding path program 1 times [2021-06-02 06:41:24,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:24,575 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255093336] [2021-06-02 06:41:24,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:24,901 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:24,901 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255093336] [2021-06-02 06:41:24,903 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255093336] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:24,903 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:24,904 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 06:41:24,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707131107] [2021-06-02 06:41:24,908 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 06:41:24,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:24,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 06:41:24,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-02 06:41:24,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:24,926 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:24,927 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) [2021-06-02 06:41:24,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:25,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:25,272 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 06:41:25,272 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:25,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:25,274 INFO L82 PathProgramCache]: Analyzing trace with hash -1301676157, now seen corresponding path program 1 times [2021-06-02 06:41:25,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:25,275 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544312862] [2021-06-02 06:41:25,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:25,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:25,397 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:25,397 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544312862] [2021-06-02 06:41:25,397 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544312862] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:25,398 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:25,398 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-02 06:41:25,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249318267] [2021-06-02 06:41:25,399 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 06:41:25,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:25,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 06:41:25,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-02 06:41:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:25,399 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:25,399 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 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) [2021-06-02 06:41:25,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:25,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:25,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:25,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:25,527 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-02 06:41:25,527 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:25,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:25,537 INFO L82 PathProgramCache]: Analyzing trace with hash -504871270, now seen corresponding path program 1 times [2021-06-02 06:41:25,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:25,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000590065] [2021-06-02 06:41:25,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:25,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:25,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:25,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000590065] [2021-06-02 06:41:25,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000590065] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:25,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:25,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:25,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132110276] [2021-06-02 06:41:25,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:25,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:25,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:25,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:25,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:25,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:25,671 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:25,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:25,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:25,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:25,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:25,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:25,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:25,882 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-02 06:41:25,883 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:25,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:25,883 INFO L82 PathProgramCache]: Analyzing trace with hash 2098155678, now seen corresponding path program 1 times [2021-06-02 06:41:25,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:25,883 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858505396] [2021-06-02 06:41:25,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:26,011 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:26,011 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858505396] [2021-06-02 06:41:26,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858505396] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:26,012 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:26,012 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:26,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479564767] [2021-06-02 06:41:26,013 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:26,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:26,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:26,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:26,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:26,016 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:26,016 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:26,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:26,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:26,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:26,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:26,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:26,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:26,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:26,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:26,191 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-02 06:41:26,191 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:26,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:26,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1248058156, now seen corresponding path program 1 times [2021-06-02 06:41:26,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:26,192 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257147227] [2021-06-02 06:41:26,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:26,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:26,270 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:26,270 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257147227] [2021-06-02 06:41:26,270 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257147227] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:26,270 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:26,270 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:26,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350766609] [2021-06-02 06:41:26,271 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:26,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:26,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:26,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:26,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:26,271 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:26,271 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:26,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:26,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:26,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:26,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:26,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:26,425 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-02 06:41:26,426 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:41:26,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:41:26,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1366177544, now seen corresponding path program 1 times [2021-06-02 06:41:26,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:41:26,426 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144158892] [2021-06-02 06:41:26,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:41:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:41:26,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 06:41:26,506 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:41:26,506 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144158892] [2021-06-02 06:41:26,506 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144158892] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:41:26,506 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:41:26,506 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:41:26,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171963074] [2021-06-02 06:41:26,506 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:41:26,506 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:41:26,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:41:26,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:41:26,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:26,507 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:41:26,507 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 06:41:26,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:26,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:26,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:41:26,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:26,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:41:26,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:41:32,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 06:41:32,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:41:32,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:41:32,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 06:41:32,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 06:41:32,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:41:32,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-02 06:41:32,471 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 06:41:32,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 06:41:32 BasicIcfg [2021-06-02 06:41:32,472 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 06:41:32,473 INFO L168 Benchmark]: Toolchain (without parser) took 9174.17 ms. Allocated memory was 408.9 MB in the beginning and 2.4 GB in the end (delta: 2.0 GB). Free memory was 371.4 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 849.3 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:32,473 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 408.9 MB. Free memory was 389.2 MB in the beginning and 389.2 MB in the end (delta: 70.5 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 06:41:32,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.43 ms. Allocated memory is still 408.9 MB. Free memory was 371.2 MB in the beginning and 370.4 MB in the end (delta: 891.4 kB). Peak memory consumption was 4.9 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:32,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.17 ms. Allocated memory is still 408.9 MB. Free memory was 370.4 MB in the beginning and 368.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:32,474 INFO L168 Benchmark]: Boogie Preprocessor took 27.75 ms. Allocated memory is still 408.9 MB. Free memory was 368.3 MB in the beginning and 366.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:32,475 INFO L168 Benchmark]: RCFGBuilder took 412.81 ms. Allocated memory is still 408.9 MB. Free memory was 366.2 MB in the beginning and 339.9 MB in the end (delta: 26.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:32,475 INFO L168 Benchmark]: TraceAbstraction took 8313.33 ms. Allocated memory was 408.9 MB in the beginning and 2.4 GB in the end (delta: 2.0 GB). Free memory was 338.9 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 816.9 MB. Max. memory is 16.0 GB. [2021-06-02 06:41:32,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 408.9 MB. Free memory was 389.2 MB in the beginning and 389.2 MB in the end (delta: 70.5 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 368.43 ms. Allocated memory is still 408.9 MB. Free memory was 371.2 MB in the beginning and 370.4 MB in the end (delta: 891.4 kB). Peak memory consumption was 4.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 47.17 ms. Allocated memory is still 408.9 MB. Free memory was 370.4 MB in the beginning and 368.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 27.75 ms. Allocated memory is still 408.9 MB. Free memory was 368.3 MB in the beginning and 366.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 412.81 ms. Allocated memory is still 408.9 MB. Free memory was 366.2 MB in the beginning and 339.9 MB in the end (delta: 26.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 8313.33 ms. Allocated memory was 408.9 MB in the beginning and 2.4 GB in the end (delta: 2.0 GB). Free memory was 338.9 MB in the beginning and 1.9 GB in the end (delta: -1.5 GB). Peak memory consumption was 816.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119893, positive: 116655, positive conditional: 116655, positive unconditional: 0, negative: 3238, negative conditional: 3238, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 118584, positive: 116655, positive conditional: 116655, positive unconditional: 0, negative: 1929, negative conditional: 1929, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 138975, positive: 136355, positive conditional: 0, positive unconditional: 136355, negative: 2620, negative conditional: 0, negative unconditional: 2620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4621, positive: 4578, positive conditional: 0, positive unconditional: 4578, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4621, positive: 4539, positive conditional: 0, positive unconditional: 4539, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 138975, positive: 131777, positive conditional: 0, positive unconditional: 131777, negative: 2577, negative conditional: 0, negative unconditional: 2577, unknown: 4621, unknown conditional: 0, unknown unconditional: 4621] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43, SemanticConditionEliminator.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12735, positive: 581, positive conditional: 581, positive unconditional: 0, negative: 12109, negative conditional: 959, negative unconditional: 11150, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43, Eliminated conditions: 11150, SemanticConditionEliminator.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12735, positive: 581, positive conditional: 581, positive unconditional: 0, negative: 12109, negative conditional: 959, negative unconditional: 11150, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43, Eliminated conditions: 11150, SemanticConditionEliminator.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12735, positive: 581, positive conditional: 581, positive unconditional: 0, negative: 12109, negative conditional: 959, negative unconditional: 11150, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43, Eliminated conditions: 11150, SemanticConditionEliminator.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12735, positive: 581, positive conditional: 581, positive unconditional: 0, negative: 12109, negative conditional: 959, negative unconditional: 11150, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43, Eliminated conditions: 11150, SemanticConditionEliminator.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12735, positive: 581, positive conditional: 581, positive unconditional: 0, negative: 12109, negative conditional: 959, negative unconditional: 11150, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43, Eliminated conditions: 11150, SemanticConditionEliminator.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12735, positive: 601, positive conditional: 601, positive unconditional: 0, negative: 12134, negative conditional: 984, negative unconditional: 11150, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 12735, positive: 581, positive conditional: 581, positive unconditional: 0, negative: 12109, negative conditional: 959, negative unconditional: 11150, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43, Eliminated conditions: 11150 ], Maximal queried relation: 6, Independence queries for same thread: 1309 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 4387, Number of persistent set computation: 14444, Number of trivial persistent sets: 2903, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 138975, positive: 136355, positive conditional: 0, positive unconditional: 136355, negative: 2620, negative conditional: 0, negative unconditional: 2620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4621, positive: 4578, positive conditional: 0, positive unconditional: 4578, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4621, positive: 4539, positive conditional: 0, positive unconditional: 4539, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 82, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 127, positive: 59, positive conditional: 20, positive unconditional: 39, negative: 68, negative conditional: 25, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 221, positive: 116, positive conditional: 31, positive unconditional: 84, negative: 105, negative conditional: 27, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 138975, positive: 131777, positive conditional: 0, positive unconditional: 131777, negative: 2577, negative conditional: 0, negative unconditional: 2577, unknown: 4621, unknown conditional: 0, unknown unconditional: 4621] , Statistics on independence cache: Total cache size (in pairs): 4666, Positive cache size: 4598, Positive conditional cache size: 20, Positive unconditional cache size: 4578, Negative cache size: 68, Negative conditional cache size: 25, Negative unconditional cache size: 43 - 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 9 procedures, 134 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8242.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.0ms, PartialOrderReductionTime: 7237.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 66, 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: 21.5ms SsaConstructionTime, 142.8ms SatisfiabilityAnalysisTime, 622.2ms InterpolantComputationTime, 400 NumberOfCodeBlocks, 400 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 394 ConstructedInterpolants, 0 QuantifiedInterpolants, 1808 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...