/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 10:21:54,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 10:21:54,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 10:21:54,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 10:21:54,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 10:21:54,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 10:21:54,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 10:21:54,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 10:21:54,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 10:21:54,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 10:21:54,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 10:21:54,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 10:21:54,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 10:21:54,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 10:21:54,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 10:21:54,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 10:21:54,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-10 10:21:54,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 10:21:54,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 10:21:54,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 10:21:54,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 10:21:54,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 10:21:54,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 10:21:54,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 10:21:54,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 10:21:54,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 10:21:54,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 10:21:54,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 10:21:54,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-10 10:21:54,956 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 10:21:54,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 10:21:54,956 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 10:21:54,956 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 10:21:54,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 10:21:54,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 10:21:54,959 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 10:21:54,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 10:21:54,959 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 10:21:54,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 10:21:54,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 10:21:54,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 10:21:54,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 10:21:54,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 10:21:54,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 10:21:54,961 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 10:21:54,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 10:21:54,961 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 10:21:54,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 10:21:54,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 10:21:54,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 10:21:54,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 10:21:54,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 10:21:54,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:21:54,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 10:21:54,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 10:21:54,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 10:21:54,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 10:21:54,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 10:21:54,972 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 10:21:54,972 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 10:21:54,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 10:21:54,972 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 10:21:54,973 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 10:21:55,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 10:21:55,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 10:21:55,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 10:21:55,299 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 10:21:55,300 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 10:21:55,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i [2021-07-10 10:21:55,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9546f24/f1ae45ca209e401798461b4adac43e3f/FLAG66fa0fda5 [2021-07-10 10:21:55,907 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 10:21:55,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i [2021-07-10 10:21:55,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9546f24/f1ae45ca209e401798461b4adac43e3f/FLAG66fa0fda5 [2021-07-10 10:21:56,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9546f24/f1ae45ca209e401798461b4adac43e3f [2021-07-10 10:21:56,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 10:21:56,226 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 10:21:56,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 10:21:56,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 10:21:56,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 10:21:56,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@628ab166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56, skipping insertion in model container [2021-07-10 10:21:56,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 10:21:56,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 10:21:56,434 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/safe016_tso.opt.i[949,962] [2021-07-10 10:21:56,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:21:56,626 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 10:21:56,637 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/safe016_tso.opt.i[949,962] [2021-07-10 10:21:56,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:21:56,728 INFO L208 MainTranslator]: Completed translation [2021-07-10 10:21:56,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56 WrapperNode [2021-07-10 10:21:56,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 10:21:56,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 10:21:56,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 10:21:56,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 10:21:56,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 10:21:56,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 10:21:56,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 10:21:56,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 10:21:56,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (1/1) ... [2021-07-10 10:21:56,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 10:21:56,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 10:21:56,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 10:21:56,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 10:21:56,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (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 [2021-07-10 10:21:56,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 10:21:56,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 10:21:56,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 10:21:56,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 10:21:56,906 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 10:21:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 10:21:56,906 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 10:21:56,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 10:21:56,907 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 10:21:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 10:21:56,907 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-10 10:21:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-10 10:21:56,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 10:21:56,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 10:21:56,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 10:21:56,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 10:21:56,908 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 10:21:57,309 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 10:21:57,309 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 10:21:57,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:21:57 BoogieIcfgContainer [2021-07-10 10:21:57,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 10:21:57,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 10:21:57,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 10:21:57,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 10:21:57,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 10:21:56" (1/3) ... [2021-07-10 10:21:57,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af6c148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:21:57, skipping insertion in model container [2021-07-10 10:21:57,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:56" (2/3) ... [2021-07-10 10:21:57,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af6c148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:21:57, skipping insertion in model container [2021-07-10 10:21:57,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:21:57" (3/3) ... [2021-07-10 10:21:57,317 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_tso.opt.i [2021-07-10 10:21:57,322 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 10:21:57,323 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 10:21:57,323 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 10:21:57,323 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 10:21:57,350 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,350 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,350 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,350 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,351 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,351 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,351 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,352 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,352 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,352 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,352 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,352 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,353 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,353 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,353 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,354 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,354 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,355 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,355 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,355 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,355 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,355 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,355 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,356 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,356 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,356 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,356 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,356 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,357 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,357 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,357 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,357 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,357 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,357 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,357 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,358 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,358 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,358 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,358 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,360 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,360 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,361 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,361 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,367 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,367 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,367 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,367 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,369 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,369 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,369 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:21:57,370 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 10:21:57,390 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 [2021-07-10 10:21:57,452 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 10:21:57,453 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 10:21:57,453 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 10:21:57,453 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 10:21:57,453 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 10:21:57,454 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 10:21:57,454 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 10:21:57,454 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 10:21:57,651 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:57,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:57,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1266342390, now seen corresponding path program 1 times [2021-07-10 10:21:57,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:57,666 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713989882] [2021-07-10 10:21:57,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:57,834 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:57,834 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713989882] [2021-07-10 10:21:57,835 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713989882] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:57,835 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:57,835 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 10:21:57,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551864303] [2021-07-10 10:21:57,839 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 10:21:57,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:57,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 10:21:57,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 10:21:57,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:57,852 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:57,854 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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) [2021-07-10 10:21:57,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:57,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:57,865 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 10:21:57,866 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:57,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:57,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1675625032, now seen corresponding path program 1 times [2021-07-10 10:21:57,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:57,866 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177203274] [2021-07-10 10:21:57,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:58,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:58,114 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:58,114 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177203274] [2021-07-10 10:21:58,114 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177203274] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:58,114 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:58,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:21:58,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682547462] [2021-07-10 10:21:58,115 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:21:58,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:58,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:21:58,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:21:58,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,117 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:58,117 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 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) [2021-07-10 10:21:58,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:58,234 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 10:21:58,235 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:58,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:58,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1593102282, now seen corresponding path program 1 times [2021-07-10 10:21:58,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:58,236 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709402425] [2021-07-10 10:21:58,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:58,394 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:58,394 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709402425] [2021-07-10 10:21:58,395 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709402425] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:58,395 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:58,395 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:21:58,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181711455] [2021-07-10 10:21:58,395 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:21:58,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:58,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:21:58,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:21:58,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:58,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 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) [2021-07-10 10:21:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:58,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:58,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:58,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:58,862 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 10:21:58,862 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:58,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:58,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1693365365, now seen corresponding path program 1 times [2021-07-10 10:21:58,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:58,863 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662475470] [2021-07-10 10:21:58,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:59,026 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:59,026 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662475470] [2021-07-10 10:21:59,027 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662475470] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:59,027 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:59,028 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:21:59,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913804439] [2021-07-10 10:21:59,028 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:21:59,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:59,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:21:59,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:21:59,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,031 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:59,031 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 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) [2021-07-10 10:21:59,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:59,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:59,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 10:21:59,253 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:59,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:59,254 INFO L82 PathProgramCache]: Analyzing trace with hash -489015583, now seen corresponding path program 1 times [2021-07-10 10:21:59,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:59,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711851396] [2021-07-10 10:21:59,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:59,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:59,361 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:59,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711851396] [2021-07-10 10:21:59,361 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711851396] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:59,361 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:59,361 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:21:59,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100323990] [2021-07-10 10:21:59,362 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:21:59,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:59,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:21:59,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:21:59,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,363 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:59,363 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 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) [2021-07-10 10:21:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:59,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 10:21:59,465 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 10:21:59,465 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:21:59,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:21:59,465 INFO L82 PathProgramCache]: Analyzing trace with hash 54517349, now seen corresponding path program 1 times [2021-07-10 10:21:59,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:21:59,468 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849077087] [2021-07-10 10:21:59,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:21:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:21:59,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:21:59,608 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:21:59,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849077087] [2021-07-10 10:21:59,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849077087] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:21:59,612 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:21:59,613 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:21:59,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525962286] [2021-07-10 10:21:59,613 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:21:59,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:21:59,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:21:59,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:21:59,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,614 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:21:59,614 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 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) [2021-07-10 10:21:59,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:21:59,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:21:59,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:21:59,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 10:21:59,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:01,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:01,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:01,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:01,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:01,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:01,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:01,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 10:22:01,936 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:22:01,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:22:01,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1450463545, now seen corresponding path program 2 times [2021-07-10 10:22:01,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:22:01,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323008255] [2021-07-10 10:22:01,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:22:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:22:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:22:02,040 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:22:02,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323008255] [2021-07-10 10:22:02,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323008255] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:22:02,040 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:22:02,041 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:22:02,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391527746] [2021-07-10 10:22:02,041 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:22:02,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:22:02,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:22:02,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:22:02,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:02,042 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:22:02,042 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) [2021-07-10 10:22:02,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:02,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:02,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:02,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:02,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:02,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:02,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:02,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 10:22:02,848 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:22:02,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:22:02,848 INFO L82 PathProgramCache]: Analyzing trace with hash -965313984, now seen corresponding path program 1 times [2021-07-10 10:22:02,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:22:02,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115870543] [2021-07-10 10:22:02,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:22:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:22:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:22:02,924 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:22:02,924 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115870543] [2021-07-10 10:22:02,924 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115870543] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:22:02,924 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:22:02,925 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:22:02,925 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103148314] [2021-07-10 10:22:02,925 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:22:02,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:22:02,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:22:02,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:22:02,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:02,926 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:22:02,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2021-07-10 10:22:02,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:02,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:02,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:02,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:02,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:02,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:22:03,827 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-10 10:22:03,842 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 10:22:03,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 10:22:03 BasicIcfg [2021-07-10 10:22:03,844 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 10:22:03,846 INFO L168 Benchmark]: Toolchain (without parser) took 7618.70 ms. Allocated memory was 181.4 MB in the beginning and 535.8 MB in the end (delta: 354.4 MB). Free memory was 145.3 MB in the beginning and 138.6 MB in the end (delta: 6.7 MB). Peak memory consumption was 385.5 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:03,847 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 181.4 MB. Free memory was 163.6 MB in the beginning and 163.5 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 10:22:03,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.84 ms. Allocated memory is still 181.4 MB. Free memory was 145.1 MB in the beginning and 155.0 MB in the end (delta: -9.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:03,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.80 ms. Allocated memory is still 181.4 MB. Free memory was 154.6 MB in the beginning and 152.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:03,849 INFO L168 Benchmark]: Boogie Preprocessor took 34.52 ms. Allocated memory is still 181.4 MB. Free memory was 152.9 MB in the beginning and 151.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:03,849 INFO L168 Benchmark]: RCFGBuilder took 483.32 ms. Allocated memory is still 181.4 MB. Free memory was 151.4 MB in the beginning and 125.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:03,851 INFO L168 Benchmark]: TraceAbstraction took 6531.94 ms. Allocated memory was 181.4 MB in the beginning and 535.8 MB in the end (delta: 354.4 MB). Free memory was 125.6 MB in the beginning and 138.6 MB in the end (delta: -12.9 MB). Peak memory consumption was 365.9 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:03,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 181.4 MB. Free memory was 163.6 MB in the beginning and 163.5 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 503.84 ms. Allocated memory is still 181.4 MB. Free memory was 145.1 MB in the beginning and 155.0 MB in the end (delta: -9.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 59.80 ms. Allocated memory is still 181.4 MB. Free memory was 154.6 MB in the beginning and 152.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 34.52 ms. Allocated memory is still 181.4 MB. Free memory was 152.9 MB in the beginning and 151.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 483.32 ms. Allocated memory is still 181.4 MB. Free memory was 151.4 MB in the beginning and 125.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6531.94 ms. Allocated memory was 181.4 MB in the beginning and 535.8 MB in the end (delta: 354.4 MB). Free memory was 125.6 MB in the beginning and 138.6 MB in the end (delta: -12.9 MB). Peak memory consumption was 365.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 124257, positive: 121516, positive conditional: 112865, positive unconditional: 8651, negative: 2741, negative conditional: 2685, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 123317, positive: 121516, positive conditional: 112865, positive unconditional: 8651, negative: 1801, negative conditional: 1745, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 123317, positive: 116822, positive conditional: 0, positive unconditional: 116822, negative: 6495, negative conditional: 0, negative unconditional: 6495, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1926, positive: 1891, positive conditional: 0, positive unconditional: 1891, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1926, positive: 1879, positive conditional: 0, positive unconditional: 1879, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 123317, positive: 114931, positive conditional: 0, positive unconditional: 114931, negative: 6460, negative conditional: 0, negative unconditional: 6460, unknown: 1926, unknown conditional: 0, unknown unconditional: 1926] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562 ], Maximal queried relation: 8, Independence queries for same thread: 940 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 689, Number of persistent set computation: 4278, Number of trivial persistent sets: 1337, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 124257, positive: 121516, positive conditional: 112865, positive unconditional: 8651, negative: 2741, negative conditional: 2685, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 123317, positive: 121516, positive conditional: 112865, positive unconditional: 8651, negative: 1801, negative conditional: 1745, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 123317, positive: 116822, positive conditional: 0, positive unconditional: 116822, negative: 6495, negative conditional: 0, negative unconditional: 6495, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1926, positive: 1891, positive conditional: 0, positive unconditional: 1891, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1926, positive: 1879, positive conditional: 0, positive unconditional: 1879, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 47, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 123317, positive: 114931, positive conditional: 0, positive unconditional: 114931, negative: 6460, negative conditional: 0, negative unconditional: 6460, unknown: 1926, unknown conditional: 0, unknown unconditional: 1926] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562, SemanticConditionEliminator.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 36893, positive: 4694, positive conditional: 4694, positive unconditional: 0, negative: 32199, negative conditional: 2472, negative unconditional: 29727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 110, positive: 49, positive conditional: 37, positive unconditional: 12, negative: 61, negative conditional: 26, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 91, positive conditional: 50, positive unconditional: 41, negative: 135, negative conditional: 35, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 36893, positive: 4657, positive conditional: 4657, positive unconditional: 0, negative: 32173, negative conditional: 2446, negative unconditional: 29727, unknown: 63, unknown conditional: 63, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1989, Positive cache size: 1928, Positive conditional cache size: 37, Positive unconditional cache size: 1891, Negative cache size: 61, Negative conditional cache size: 26, Negative unconditional cache size: 35, Eliminated conditions: 29562 ], Maximal queried relation: 8, Independence queries for same thread: 940 - 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, 126 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6436.8ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 19.3ms, PartialOrderReductionTime: 5118.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 75, 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: 33.8ms SsaConstructionTime, 176.1ms SatisfiabilityAnalysisTime, 859.3ms InterpolantComputationTime, 533 NumberOfCodeBlocks, 533 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 525 ConstructedInterpolants, 0 QuantifiedInterpolants, 1760 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...