/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_bench-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 11:57:18,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 11:57:18,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 11:57:18,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 11:57:18,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-14 11:57:18,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-14 11:57:18,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-14 11:57:18,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-14 11:57:18,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-14 11:57:18,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-14 11:57:18,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-14 11:57:18,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-14 11:57:18,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 11:57:18,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 11:57:18,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 11:57:18,810 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-14 11:57:18,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 11:57:18,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 11:57:18,851 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 11:57:18,851 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 11:57:18,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 11:57:18,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 11:57:18,854 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 11:57:18,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 11:57:18,854 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 11:57:18,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 11:57:18,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 11:57:18,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 11:57:18,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 11:57:18,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 11:57:18,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 11:57:18,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 11:57:18,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 11:57:18,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 11:57:18,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 11:57:18,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 11:57:18,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 11:57:18,858 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 11:57:18,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 11:57:18,858 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 11:57:18,858 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 11:57:18,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 11:57:18,859 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 11:57:18,859 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 11:57:19,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 11:57:19,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 11:57:19,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 11:57:19,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 11:57:19,229 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 11:57:19,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/fib_bench-2.i [2021-07-14 11:57:19,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bec7e68a/f843ac6798954aa7a7e071e287400367/FLAG1f6f2bbae [2021-07-14 11:57:19,888 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 11:57:19,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_bench-2.i [2021-07-14 11:57:19,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bec7e68a/f843ac6798954aa7a7e071e287400367/FLAG1f6f2bbae [2021-07-14 11:57:20,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bec7e68a/f843ac6798954aa7a7e071e287400367 [2021-07-14 11:57:20,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 11:57:20,318 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 11:57:20,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 11:57:20,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 11:57:20,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 11:57:20,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2c50e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20, skipping insertion in model container [2021-07-14 11:57:20,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 11:57:20,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 11:57:20,661 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/fib_bench-2.i[30922,30935] [2021-07-14 11:57:20,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 11:57:20,670 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 11:57:20,701 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/fib_bench-2.i[30922,30935] [2021-07-14 11:57:20,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 11:57:20,740 INFO L208 MainTranslator]: Completed translation [2021-07-14 11:57:20,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20 WrapperNode [2021-07-14 11:57:20,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 11:57:20,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 11:57:20,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 11:57:20,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 11:57:20,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 11:57:20,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 11:57:20,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 11:57:20,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 11:57:20,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (1/1) ... [2021-07-14 11:57:20,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 11:57:20,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 11:57:20,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 11:57:20,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 11:57:20,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (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 [2021-07-14 11:57:20,879 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-07-14 11:57:20,879 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-07-14 11:57:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-07-14 11:57:20,881 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-07-14 11:57:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 11:57:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 11:57:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 11:57:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 11:57:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 11:57:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 11:57:20,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 11:57:20,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 11:57:20,882 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 11:57:21,197 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 11:57:21,197 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-07-14 11:57:21,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:57:21 BoogieIcfgContainer [2021-07-14 11:57:21,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 11:57:21,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 11:57:21,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 11:57:21,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 11:57:21,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 11:57:20" (1/3) ... [2021-07-14 11:57:21,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c367227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 11:57:21, skipping insertion in model container [2021-07-14 11:57:21,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 11:57:20" (2/3) ... [2021-07-14 11:57:21,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c367227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 11:57:21, skipping insertion in model container [2021-07-14 11:57:21,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 11:57:21" (3/3) ... [2021-07-14 11:57:21,205 INFO L111 eAbstractionObserver]: Analyzing ICFG fib_bench-2.i [2021-07-14 11:57:21,210 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 11:57:21,210 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 11:57:21,211 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 11:57:21,211 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 11:57:21,235 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,235 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,235 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,236 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,236 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,236 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,236 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,236 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,237 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,237 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,237 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,237 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,237 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,238 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,238 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,238 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,239 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,240 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,240 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,240 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,240 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,241 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,241 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,241 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,241 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,241 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,241 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,242 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,242 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,242 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,242 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,242 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,242 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,242 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,243 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,243 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,243 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,243 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,243 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,243 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,243 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,244 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,244 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,244 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,244 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,244 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,244 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,244 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,246 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,246 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,247 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,247 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,247 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,247 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,252 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,252 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,252 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,252 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,253 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,253 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 11:57:21,254 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 11:57:21,276 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 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 [2021-07-14 11:57:21,335 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 11:57:21,335 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 11:57:21,335 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 11:57:21,335 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 11:57:21,335 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 11:57:21,336 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 11:57:21,336 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 11:57:21,336 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 11:57:21,491 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:21,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:21,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1245073723, now seen corresponding path program 1 times [2021-07-14 11:57:21,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:21,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80839545] [2021-07-14 11:57:21,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:21,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:21,913 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:21,914 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80839545] [2021-07-14 11:57:21,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80839545] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:57:21,915 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:57:21,915 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 11:57:21,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405215830] [2021-07-14 11:57:21,919 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 11:57:21,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:21,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 11:57:21,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-14 11:57:21,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:21,945 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:21,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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) [2021-07-14 11:57:21,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:22,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:22,065 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 11:57:22,065 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:22,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:22,069 INFO L82 PathProgramCache]: Analyzing trace with hash 20544346, now seen corresponding path program 1 times [2021-07-14 11:57:22,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:22,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959076168] [2021-07-14 11:57:22,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:22,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:22,182 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:22,182 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959076168] [2021-07-14 11:57:22,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959076168] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:57:22,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 11:57:22,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 11:57:22,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171395417] [2021-07-14 11:57:22,184 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 11:57:22,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:22,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 11:57:22,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-14 11:57:22,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:22,185 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:22,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-07-14 11:57:22,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:22,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:22,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:22,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:22,260 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 11:57:22,260 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:22,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:22,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1889202001, now seen corresponding path program 1 times [2021-07-14 11:57:22,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:22,261 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613356947] [2021-07-14 11:57:22,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:22,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:22,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:22,364 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613356947] [2021-07-14 11:57:22,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613356947] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:22,364 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566008972] [2021-07-14 11:57:22,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:22,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 11:57:22,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:22,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:22,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [566008972] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:22,765 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:22,765 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-07-14 11:57:22,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984428883] [2021-07-14 11:57:22,766 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 11:57:22,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:22,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 11:57:22,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2021-07-14 11:57:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:22,767 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:22,767 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.076923076923077) internal successors, (79), 13 states have internal predecessors, (79), 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) [2021-07-14 11:57:22,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:22,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:22,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:22,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:22,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:22,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:23,101 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:23,101 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:23,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:23,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1751173233, now seen corresponding path program 2 times [2021-07-14 11:57:23,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:23,102 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5662408] [2021-07-14 11:57:23,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:23,288 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:23,288 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5662408] [2021-07-14 11:57:23,288 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5662408] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:23,288 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854650179] [2021-07-14 11:57:23,288 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:23,370 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 11:57:23,371 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:23,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 11:57:23,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:23,679 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:23,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854650179] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:23,679 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:23,679 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-14 11:57:23,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784040853] [2021-07-14 11:57:23,681 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 11:57:23,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:23,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 11:57:23,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2021-07-14 11:57:23,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:23,683 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:23,683 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 5.823529411764706) internal successors, (99), 17 states have internal predecessors, (99), 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) [2021-07-14 11:57:23,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:23,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:23,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:23,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:23,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:23,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:23,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:23,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 11:57:24,021 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:24,022 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:24,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:24,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1509836399, now seen corresponding path program 3 times [2021-07-14 11:57:24,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:24,023 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261527713] [2021-07-14 11:57:24,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 43 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:24,133 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:24,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261527713] [2021-07-14 11:57:24,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261527713] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:24,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564651868] [2021-07-14 11:57:24,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:24,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-14 11:57:24,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:24,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 11:57:24,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:24,349 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:24,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564651868] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:57:24,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 11:57:24,351 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 15 [2021-07-14 11:57:24,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477586645] [2021-07-14 11:57:24,352 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 11:57:24,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:24,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 11:57:24,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-07-14 11:57:24,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:24,353 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:24,353 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 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) [2021-07-14 11:57:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:24,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 11:57:24,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:24,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:24,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:24,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:24,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:24,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:24,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:24,797 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:24,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:24,797 INFO L82 PathProgramCache]: Analyzing trace with hash 374864037, now seen corresponding path program 1 times [2021-07-14 11:57:24,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:24,798 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249152818] [2021-07-14 11:57:24,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:24,938 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:24,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:24,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249152818] [2021-07-14 11:57:24,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249152818] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:24,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388200904] [2021-07-14 11:57:24,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:25,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 11:57:25,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:25,255 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388200904] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:25,255 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:25,255 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-07-14 11:57:25,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838125283] [2021-07-14 11:57:25,257 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 11:57:25,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:25,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 11:57:25,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=272, Unknown=0, NotChecked=0, Total=380 [2021-07-14 11:57:25,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:25,258 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:25,259 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 5.7) internal successors, (114), 20 states have internal predecessors, (114), 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) [2021-07-14 11:57:25,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:25,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:25,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:25,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:25,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:25,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:25,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:25,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:25,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:25,661 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:25,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:25,661 INFO L82 PathProgramCache]: Analyzing trace with hash 608580770, now seen corresponding path program 1 times [2021-07-14 11:57:25,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:25,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406351034] [2021-07-14 11:57:25,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:25,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:25,860 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:25,860 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:25,860 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406351034] [2021-07-14 11:57:25,860 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406351034] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:25,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140420676] [2021-07-14 11:57:25,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:25,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-14 11:57:25,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:26,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140420676] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:26,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:26,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-07-14 11:57:26,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461798971] [2021-07-14 11:57:26,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 11:57:26,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:26,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 11:57:26,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2021-07-14 11:57:26,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:26,256 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:26,256 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 5.434782608695652) internal successors, (125), 23 states have internal predecessors, (125), 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) [2021-07-14 11:57:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:26,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:26,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:26,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:26,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:26,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:26,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:26,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:26,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:26,682 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:26,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:26,682 INFO L82 PathProgramCache]: Analyzing trace with hash -121704763, now seen corresponding path program 2 times [2021-07-14 11:57:26,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:26,682 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417719912] [2021-07-14 11:57:26,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:26,862 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:26,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417719912] [2021-07-14 11:57:26,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417719912] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:26,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011227076] [2021-07-14 11:57:26,862 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:26,925 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 11:57:26,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:26,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 11:57:26,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:27,257 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:27,257 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011227076] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:27,257 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:27,257 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-07-14 11:57:27,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141689656] [2021-07-14 11:57:27,258 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 11:57:27,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:27,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 11:57:27,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=439, Unknown=0, NotChecked=0, Total=600 [2021-07-14 11:57:27,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:27,259 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:27,259 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 5.4) internal successors, (135), 25 states have internal predecessors, (135), 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) [2021-07-14 11:57:27,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:27,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:27,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:27,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:27,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:27,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:27,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:27,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:27,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:27,740 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:27,741 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:27,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:27,741 INFO L82 PathProgramCache]: Analyzing trace with hash -798748030, now seen corresponding path program 3 times [2021-07-14 11:57:27,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:27,741 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884886883] [2021-07-14 11:57:27,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:27,906 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:27,906 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:27,906 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884886883] [2021-07-14 11:57:27,906 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884886883] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:27,907 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921721609] [2021-07-14 11:57:27,907 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:27,988 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 11:57:27,988 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:27,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 11:57:27,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:28,345 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:28,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921721609] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:28,345 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:28,346 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-07-14 11:57:28,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99801676] [2021-07-14 11:57:28,348 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 11:57:28,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:28,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 11:57:28,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=520, Unknown=0, NotChecked=0, Total=702 [2021-07-14 11:57:28,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:28,349 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:28,349 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 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) [2021-07-14 11:57:28,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:28,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:28,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:28,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:28,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:28,872 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-14 11:57:28,872 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:28,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:28,873 INFO L82 PathProgramCache]: Analyzing trace with hash -201278235, now seen corresponding path program 4 times [2021-07-14 11:57:28,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:28,873 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549729288] [2021-07-14 11:57:28,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:29,098 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:29,098 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:29,099 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549729288] [2021-07-14 11:57:29,099 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549729288] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:29,099 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1957322738] [2021-07-14 11:57:29,099 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:29,175 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 11:57:29,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:29,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-14 11:57:29,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:29,502 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:29,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1957322738] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:29,503 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:29,503 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 28 [2021-07-14 11:57:29,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820106099] [2021-07-14 11:57:29,503 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 11:57:29,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:29,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 11:57:29,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=570, Unknown=0, NotChecked=0, Total=756 [2021-07-14 11:57:29,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:29,504 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:29,505 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 5.5) internal successors, (154), 28 states have internal predecessors, (154), 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) [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:29,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:29,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:29,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:29,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:29,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:29,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:29,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:29,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:29,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:29,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:29,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:30,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:30,085 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:30,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:30,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1924012130, now seen corresponding path program 5 times [2021-07-14 11:57:30,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:30,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982312550] [2021-07-14 11:57:30,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:30,192 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 47 proven. 17 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-07-14 11:57:30,192 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:30,192 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982312550] [2021-07-14 11:57:30,192 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982312550] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:30,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1918928541] [2021-07-14 11:57:30,193 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:30,261 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 11:57:30,261 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:30,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 11:57:30,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-07-14 11:57:30,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1918928541] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 11:57:30,382 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 11:57:30,382 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 15 [2021-07-14 11:57:30,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137319858] [2021-07-14 11:57:30,383 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 11:57:30,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:30,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 11:57:30,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-07-14 11:57:30,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:30,384 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:30,384 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 13 states have internal predecessors, (71), 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) [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:30,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:30,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:30,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:30,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:30,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:30,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:30,832 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:30,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:30,832 INFO L82 PathProgramCache]: Analyzing trace with hash 898219097, now seen corresponding path program 6 times [2021-07-14 11:57:30,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:30,833 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336529101] [2021-07-14 11:57:30,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:30,972 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:30,972 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336529101] [2021-07-14 11:57:30,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336529101] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:30,972 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010352099] [2021-07-14 11:57:30,972 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:31,039 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-14 11:57:31,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:31,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 11:57:31,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:31,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010352099] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:31,412 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:31,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-07-14 11:57:31,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315151633] [2021-07-14 11:57:31,413 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 11:57:31,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:31,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 11:57:31,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=439, Unknown=0, NotChecked=0, Total=600 [2021-07-14 11:57:31,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:31,414 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:31,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 5.4) internal successors, (135), 25 states have internal predecessors, (135), 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) [2021-07-14 11:57:31,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:31,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:31,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 11:57:31,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:31,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:31,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:31,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:31,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 11:57:31,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:31,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:31,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:31,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:31,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:31,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:31,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:31,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:31,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:31,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-07-14 11:57:31,997 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:31,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:31,998 INFO L82 PathProgramCache]: Analyzing trace with hash -807493266, now seen corresponding path program 7 times [2021-07-14 11:57:31,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:31,998 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142882845] [2021-07-14 11:57:31,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:32,144 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:32,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142882845] [2021-07-14 11:57:32,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142882845] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:32,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934378588] [2021-07-14 11:57:32,144 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:32,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:32,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-14 11:57:32,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 11:57:32,582 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:32,582 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934378588] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:32,582 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 11:57:32,582 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-07-14 11:57:32,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205461312] [2021-07-14 11:57:32,583 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 11:57:32,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 11:57:32,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 11:57:32,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=521, Unknown=0, NotChecked=0, Total=702 [2021-07-14 11:57:32,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:32,584 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 11:57:32,584 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 5.37037037037037) internal successors, (145), 27 states have internal predecessors, (145), 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) [2021-07-14 11:57:32,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:32,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:32,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 11:57:33,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 11:57:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 11:57:33,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 11:57:33,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-07-14 11:57:33,321 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 11:57:33,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 11:57:33,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1940300153, now seen corresponding path program 8 times [2021-07-14 11:57:33,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 11:57:33,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824821611] [2021-07-14 11:57:33,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 11:57:33,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 11:57:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 11:57:33,495 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 11:57:33,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824821611] [2021-07-14 11:57:33,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824821611] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 11:57:33,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68071066] [2021-07-14 11:57:33,495 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 11:57:33,582 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 11:57:33,582 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 11:57:33,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-14 11:57:33,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-07-14 12:12:01,757 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-07-14 12:12:01,758 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 12:12:01,768 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 12:12:01,770 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 12:12:01,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:12:01 BasicIcfg [2021-07-14 12:12:01,770 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 12:12:01,771 INFO L168 Benchmark]: Toolchain (without parser) took 881453.01 ms. Allocated memory was 154.1 MB in the beginning and 756.0 MB in the end (delta: 601.9 MB). Free memory was 116.8 MB in the beginning and 640.4 MB in the end (delta: -523.7 MB). Peak memory consumption was 465.6 MB. Max. memory is 8.0 GB. [2021-07-14 12:12:01,771 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 154.1 MB. Free memory is still 134.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:12:01,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 421.89 ms. Allocated memory is still 154.1 MB. Free memory was 116.6 MB in the beginning and 128.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 12:12:01,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.78 ms. Allocated memory is still 154.1 MB. Free memory was 128.6 MB in the beginning and 127.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:12:01,772 INFO L168 Benchmark]: Boogie Preprocessor took 19.87 ms. Allocated memory is still 154.1 MB. Free memory was 127.1 MB in the beginning and 125.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:12:01,772 INFO L168 Benchmark]: RCFGBuilder took 383.79 ms. Allocated memory is still 154.1 MB. Free memory was 125.5 MB in the beginning and 104.5 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:12:01,772 INFO L168 Benchmark]: TraceAbstraction took 880570.46 ms. Allocated memory was 154.1 MB in the beginning and 756.0 MB in the end (delta: 601.9 MB). Free memory was 104.0 MB in the beginning and 640.4 MB in the end (delta: -536.4 MB). Peak memory consumption was 453.3 MB. Max. memory is 8.0 GB. [2021-07-14 12:12:01,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 154.1 MB. Free memory is still 134.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 421.89 ms. Allocated memory is still 154.1 MB. Free memory was 116.6 MB in the beginning and 128.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.78 ms. Allocated memory is still 154.1 MB. Free memory was 128.6 MB in the beginning and 127.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.87 ms. Allocated memory is still 154.1 MB. Free memory was 127.1 MB in the beginning and 125.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 383.79 ms. Allocated memory is still 154.1 MB. Free memory was 125.5 MB in the beginning and 104.5 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 880570.46 ms. Allocated memory was 154.1 MB in the beginning and 756.0 MB in the end (delta: 601.9 MB). Free memory was 104.0 MB in the beginning and 640.4 MB in the end (delta: -536.4 MB). Peak memory consumption was 453.3 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: 5627, positive: 5071, positive conditional: 3410, positive unconditional: 1661, negative: 556, negative conditional: 542, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5147, positive: 5071, positive conditional: 3410, positive unconditional: 1661, negative: 76, negative conditional: 62, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5147, positive: 4963, positive conditional: 0, positive unconditional: 4963, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 850, positive: 844, positive conditional: 0, positive unconditional: 844, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 850, positive: 844, positive conditional: 0, positive unconditional: 844, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5147, positive: 4119, positive conditional: 0, positive unconditional: 4119, negative: 178, negative conditional: 0, negative unconditional: 178, unknown: 850, unknown conditional: 0, unknown unconditional: 850] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411 ], Maximal queried relation: 13, Independence queries for same thread: 480 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 154, Number of persistent set computation: 59, Number of trivial persistent sets: 27, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5627, positive: 5071, positive conditional: 3410, positive unconditional: 1661, negative: 556, negative conditional: 542, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5147, positive: 5071, positive conditional: 3410, positive unconditional: 1661, negative: 76, negative conditional: 62, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5147, positive: 4963, positive conditional: 0, positive unconditional: 4963, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 850, positive: 844, positive conditional: 0, positive unconditional: 844, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 850, positive: 844, positive conditional: 0, positive unconditional: 844, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5147, positive: 4119, positive conditional: 0, positive unconditional: 4119, negative: 178, negative conditional: 0, negative unconditional: 178, unknown: 850, unknown conditional: 0, unknown unconditional: 850] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411, SemanticConditionEliminator.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1147, positive: 108, positive conditional: 108, positive unconditional: 0, negative: 1039, negative conditional: 607, negative unconditional: 432, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 96, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 82, negative conditional: 76, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 49, positive conditional: 49, positive unconditional: 0, negative: 197, negative conditional: 125, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1147, positive: 94, positive conditional: 94, positive unconditional: 0, negative: 963, negative conditional: 531, negative unconditional: 432, unknown: 90, unknown conditional: 90, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 940, Positive cache size: 858, Positive conditional cache size: 14, Positive unconditional cache size: 844, Negative cache size: 82, Negative conditional cache size: 76, Negative unconditional cache size: 6, Eliminated conditions: 411 ], Maximal queried relation: 13, Independence queries for same thread: 480 - TimeoutResultAtElement [Line: 730]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 83 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 88 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 880475.3ms, OverallIterations: 14, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.5ms, PartialOrderReductionTime: 3269.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 191, 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: 156.2ms SsaConstructionTime, 452.7ms SatisfiabilityAnalysisTime, 5019.0ms InterpolantComputationTime, 1589 NumberOfCodeBlocks, 1589 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 1565 ConstructedInterpolants, 0 QuantifiedInterpolants, 12475 SizeOfPredicates, 38 NumberOfNonLiveVariables, 1749 ConjunctsInSsa, 150 ConjunctsInUnsatCore, 24 InterpolantComputations, 4 PerfectInterpolantSequences, 282/1094 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown