/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/safe014_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 06:32:31,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 06:32:31,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 06:32:31,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-02 06:32:31,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 06:32:31,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 06:32:31,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 06:32:31,825 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 06:32:31,852 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 06:32:31,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 06:32:31,853 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 06:32:31,853 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 06:32:31,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 06:32:31,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 06:32:31,855 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 06:32:31,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 06:32:31,855 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 06:32:31,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 06:32:31,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 06:32:31,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 06:32:31,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 06:32:31,857 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 06:32:31,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 06:32:31,858 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-02 06:32:31,858 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 06:32:32,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 06:32:32,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 06:32:32,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 06:32:32,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 06:32:32,120 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 06:32:32,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i [2021-06-02 06:32:32,176 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2447f68b/615a1c9da6904ea39aa789409ab64ad1/FLAG5fc70c838 [2021-06-02 06:32:32,550 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 06:32:32,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i [2021-06-02 06:32:32,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2447f68b/615a1c9da6904ea39aa789409ab64ad1/FLAG5fc70c838 [2021-06-02 06:32:32,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2447f68b/615a1c9da6904ea39aa789409ab64ad1 [2021-06-02 06:32:32,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 06:32:32,905 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 06:32:32,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 06:32:32,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 06:32:32,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 06:32:32,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:32:32" (1/1) ... [2021-06-02 06:32:32,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1bbda4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:32, skipping insertion in model container [2021-06-02 06:32:32,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 06:32:32" (1/1) ... [2021-06-02 06:32:32,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 06:32:32,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 06:32:33,044 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i[949,962] [2021-06-02 06:32:33,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:32:33,195 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 06:32:33,204 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i[949,962] [2021-06-02 06:32:33,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 06:32:33,282 INFO L208 MainTranslator]: Completed translation [2021-06-02 06:32:33,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33 WrapperNode [2021-06-02 06:32:33,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 06:32:33,284 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 06:32:33,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 06:32:33,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 06:32:33,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 06:32:33,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 06:32:33,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 06:32:33,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 06:32:33,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,344 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (1/1) ... [2021-06-02 06:32:33,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 06:32:33,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 06:32:33,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 06:32:33,357 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 06:32:33,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (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 06:32:33,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 06:32:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 06:32:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 06:32:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 06:32:33,425 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-02 06:32:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-02 06:32:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-02 06:32:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-02 06:32:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-02 06:32:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-02 06:32:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 06:32:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 06:32:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 06:32:33,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 06:32:33,428 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 06:32:33,719 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 06:32:33,719 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-02 06:32:33,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:32:33 BoogieIcfgContainer [2021-06-02 06:32:33,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 06:32:33,721 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 06:32:33,721 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 06:32:33,723 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 06:32:33,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 06:32:32" (1/3) ... [2021-06-02 06:32:33,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3efc8d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:32:33, skipping insertion in model container [2021-06-02 06:32:33,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 06:32:33" (2/3) ... [2021-06-02 06:32:33,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3efc8d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 06:32:33, skipping insertion in model container [2021-06-02 06:32:33,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 06:32:33" (3/3) ... [2021-06-02 06:32:33,725 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_pso.opt.i [2021-06-02 06:32:33,728 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 06:32:33,728 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 06:32:33,728 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 06:32:33,729 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 06:32:33,747 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,747 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,747 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,747 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,748 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,749 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,750 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,751 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,761 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,761 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,761 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,764 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,766 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,766 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,766 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,766 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 06:32:33,767 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-02 06:32:33,781 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 [2021-06-02 06:32:33,839 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 06:32:33,839 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 06:32:33,839 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 06:32:33,839 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 06:32:33,839 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 06:32:33,839 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 06:32:33,839 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 06:32:33,840 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 06:32:34,051 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:34,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:34,057 INFO L82 PathProgramCache]: Analyzing trace with hash 663437649, now seen corresponding path program 1 times [2021-06-02 06:32:34,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:34,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559040816] [2021-06-02 06:32:34,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:34,403 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 06:32:34,403 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:34,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559040816] [2021-06-02 06:32:34,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559040816] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:34,404 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:34,404 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-02 06:32:34,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966349849] [2021-06-02 06:32:34,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 06:32:34,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:34,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 06:32:34,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-02 06:32:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:34,418 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:34,428 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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 06:32:34,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:34,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:34,736 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 06:32:34,736 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:34,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:34,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1319826248, now seen corresponding path program 1 times [2021-06-02 06:32:34,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:34,737 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475557313] [2021-06-02 06:32:34,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:34,822 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 06:32:34,822 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:34,823 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475557313] [2021-06-02 06:32:34,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475557313] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:34,823 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:34,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-02 06:32:34,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883830871] [2021-06-02 06:32:34,824 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 06:32:34,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:34,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 06:32:34,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-02 06:32:34,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:34,825 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:34,825 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 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 06:32:34,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:34,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:34,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:34,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:34,999 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-02 06:32:34,999 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:34,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:34,999 INFO L82 PathProgramCache]: Analyzing trace with hash -1444757268, now seen corresponding path program 1 times [2021-06-02 06:32:35,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:35,000 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634668779] [2021-06-02 06:32:35,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:35,092 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 06:32:35,093 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:35,093 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634668779] [2021-06-02 06:32:35,093 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634668779] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:35,093 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:35,093 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 06:32:35,093 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494295552] [2021-06-02 06:32:35,094 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 06:32:35,094 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:35,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 06:32:35,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-02 06:32:35,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:35,096 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:35,096 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 06:32:35,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:35,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 06:32:35,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:35,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:35,437 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-02 06:32:35,437 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:35,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:35,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1185730584, now seen corresponding path program 1 times [2021-06-02 06:32:35,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:35,439 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018159872] [2021-06-02 06:32:35,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:35,565 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 06:32:35,565 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:35,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018159872] [2021-06-02 06:32:35,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018159872] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:35,566 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:35,567 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:32:35,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265272461] [2021-06-02 06:32:35,567 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:32:35,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:35,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:32:35,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:32:35,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:35,569 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:35,569 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 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 06:32:35,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:35,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:35,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:35,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:35,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-02 06:32:35,716 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:35,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:35,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1723882905, now seen corresponding path program 1 times [2021-06-02 06:32:35,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:35,719 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194803173] [2021-06-02 06:32:35,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:35,803 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 06:32:35,804 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:35,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194803173] [2021-06-02 06:32:35,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194803173] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:35,804 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:35,804 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:32:35,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833990514] [2021-06-02 06:32:35,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:32:35,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:35,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:32:35,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:32:35,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:35,806 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:35,806 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) [2021-06-02 06:32:35,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:35,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:35,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:35,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:36,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:36,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:36,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:36,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:36,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:32:36,049 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-02 06:32:36,049 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 06:32:36,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 06:32:36,049 INFO L82 PathProgramCache]: Analyzing trace with hash -112571761, now seen corresponding path program 2 times [2021-06-02 06:32:36,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 06:32:36,049 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120554067] [2021-06-02 06:32:36,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 06:32:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 06:32:36,164 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 06:32:36,164 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 06:32:36,164 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120554067] [2021-06-02 06:32:36,164 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120554067] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 06:32:36,164 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 06:32:36,164 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-02 06:32:36,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702202509] [2021-06-02 06:32:36,165 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-02 06:32:36,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 06:32:36,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-02 06:32:36,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-02 06:32:36,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:36,165 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 06:32:36,165 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) [2021-06-02 06:32:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:32:36,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 06:32:36,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:36,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:36,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-02 06:32:36,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 06:32:36,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 06:32:36,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-02 06:32:36,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-02 06:32:36,457 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 06:32:36,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 06:32:36 BasicIcfg [2021-06-02 06:32:36,459 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 06:32:36,460 INFO L168 Benchmark]: Toolchain (without parser) took 3555.30 ms. Allocated memory was 354.4 MB in the beginning and 436.2 MB in the end (delta: 81.8 MB). Free memory was 318.1 MB in the beginning and 391.7 MB in the end (delta: -73.6 MB). Peak memory consumption was 241.1 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:36,460 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 354.4 MB. Free memory was 335.9 MB in the beginning and 335.8 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 06:32:36,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.62 ms. Allocated memory is still 354.4 MB. Free memory was 317.9 MB in the beginning and 317.8 MB in the end (delta: 89.7 kB). Peak memory consumption was 9.3 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:36,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.99 ms. Allocated memory is still 354.4 MB. Free memory was 317.8 MB in the beginning and 315.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:36,462 INFO L168 Benchmark]: Boogie Preprocessor took 26.22 ms. Allocated memory is still 354.4 MB. Free memory was 315.7 MB in the beginning and 314.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:36,462 INFO L168 Benchmark]: RCFGBuilder took 363.17 ms. Allocated memory is still 354.4 MB. Free memory was 313.6 MB in the beginning and 289.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:36,463 INFO L168 Benchmark]: TraceAbstraction took 2738.49 ms. Allocated memory was 354.4 MB in the beginning and 436.2 MB in the end (delta: 81.8 MB). Free memory was 288.5 MB in the beginning and 391.7 MB in the end (delta: -103.2 MB). Peak memory consumption was 212.2 MB. Max. memory is 16.0 GB. [2021-06-02 06:32:36,466 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 354.4 MB. Free memory was 335.9 MB in the beginning and 335.8 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 375.62 ms. Allocated memory is still 354.4 MB. Free memory was 317.9 MB in the beginning and 317.8 MB in the end (delta: 89.7 kB). Peak memory consumption was 9.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 45.99 ms. Allocated memory is still 354.4 MB. Free memory was 317.8 MB in the beginning and 315.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 26.22 ms. Allocated memory is still 354.4 MB. Free memory was 315.7 MB in the beginning and 314.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 363.17 ms. Allocated memory is still 354.4 MB. Free memory was 313.6 MB in the beginning and 289.5 MB in the end (delta: 24.1 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2738.49 ms. Allocated memory was 354.4 MB in the beginning and 436.2 MB in the end (delta: 81.8 MB). Free memory was 288.5 MB in the beginning and 391.7 MB in the end (delta: -103.2 MB). Peak memory consumption was 212.2 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: 9714, positive: 9418, positive conditional: 9418, positive unconditional: 0, negative: 296, negative conditional: 296, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 9624, positive: 9418, positive conditional: 9418, positive unconditional: 0, negative: 206, negative conditional: 206, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 20053, positive: 19441, positive conditional: 0, positive unconditional: 19441, negative: 612, negative conditional: 0, negative unconditional: 612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2689, positive: 2645, positive conditional: 0, positive unconditional: 2645, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2689, positive: 2623, positive conditional: 0, positive unconditional: 2623, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20053, positive: 16796, positive conditional: 0, positive unconditional: 16796, negative: 568, negative conditional: 0, negative unconditional: 568, unknown: 2689, unknown conditional: 0, unknown unconditional: 2689] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44, SemanticConditionEliminator.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1711, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 1375, negative conditional: 86, negative unconditional: 1289, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44, Eliminated conditions: 1289, SemanticConditionEliminator.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1711, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 1375, negative conditional: 86, negative unconditional: 1289, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44, Eliminated conditions: 1289, SemanticConditionEliminator.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1711, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 1375, negative conditional: 86, negative unconditional: 1289, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44, Eliminated conditions: 1289, SemanticConditionEliminator.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1711, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 1375, negative conditional: 86, negative unconditional: 1289, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44, Eliminated conditions: 1289, SemanticConditionEliminator.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1711, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 1375, negative conditional: 86, negative unconditional: 1289, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44, Eliminated conditions: 1289, SemanticConditionEliminator.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1711, positive: 319, positive conditional: 319, positive unconditional: 0, negative: 1392, negative conditional: 103, negative unconditional: 1289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1711, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 1375, negative conditional: 86, negative unconditional: 1289, unknown: 35, unknown conditional: 35, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44, Eliminated conditions: 1289 ], Maximal queried relation: 6, Independence queries for same thread: 90 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 652, Number of persistent set computation: 2351, Number of trivial persistent sets: 1756, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 20053, positive: 19441, positive conditional: 0, positive unconditional: 19441, negative: 612, negative conditional: 0, negative unconditional: 612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2689, positive: 2645, positive conditional: 0, positive unconditional: 2645, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2689, positive: 2623, positive conditional: 0, positive unconditional: 2623, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 0, positive unconditional: 22, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 40, positive conditional: 18, positive unconditional: 22, negative: 61, negative conditional: 17, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 184, positive: 91, positive conditional: 20, positive unconditional: 71, negative: 93, negative conditional: 24, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20053, positive: 16796, positive conditional: 0, positive unconditional: 16796, negative: 568, negative conditional: 0, negative unconditional: 568, unknown: 2689, unknown conditional: 0, unknown unconditional: 2689] , Statistics on independence cache: Total cache size (in pairs): 2724, Positive cache size: 2663, Positive conditional cache size: 18, Positive unconditional cache size: 2645, Negative cache size: 61, Negative conditional cache size: 17, Negative unconditional cache size: 44 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2662.3ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.6ms, PartialOrderReductionTime: 1687.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 63, 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: 19.2ms SsaConstructionTime, 155.3ms SatisfiabilityAnalysisTime, 589.9ms InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 338 ConstructedInterpolants, 0 QuantifiedInterpolants, 1568 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...