/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-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 00:55:55,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 00:55:55,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 00:55:55,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-14 00:55:55,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-14 00:55:55,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-14 00:55:55,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-14 00:55:55,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-14 00:55:55,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-14 00:55:55,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-14 00:55:55,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-14 00:55:55,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-14 00:55:55,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 00:55:55,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 00:55:55,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 00:55:55,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 00:55:55,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 00:55:55,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 00:55:55,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 00:55:55,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 00:55:55,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 00:55:55,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 00:55:55,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 00:55:55,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 00:55:55,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-14 00:55:55,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-14 00:55:55,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-14 00:55:55,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-14 00:55:55,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-14 00:55:55,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-14 00:55:55,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-14 00:55:55,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-14 00:55:55,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-14 00:55:55,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-14 00:55:55,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-14 00:55:55,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-14 00:55:55,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-14 00:55:55,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-14 00:55:55,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 00:55:55,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 00:55:55,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 00:55:55,884 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-NewStatesSleep-NoLbe-Random42.epf [2021-06-14 00:55:55,932 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 00:55:55,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 00:55:55,933 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 00:55:55,933 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 00:55:55,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 00:55:55,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 00:55:55,934 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 00:55:55,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 00:55:55,934 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 00:55:55,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 00:55:55,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 00:55:55,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 00:55:55,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 00:55:55,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 00:55:55,936 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 00:55:55,937 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 00:55:55,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 00:55:55,937 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 00:55:55,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 00:55:55,937 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 00:55:56,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 00:55:56,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 00:55:56,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 00:55:56,205 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 00:55:56,206 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 00:55:56,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-06-14 00:55:56,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b06d7914/f4ca0082a21f404ab74a65e7dc3f2086/FLAG3d94f4f17 [2021-06-14 00:55:56,654 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 00:55:56,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-06-14 00:55:56,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b06d7914/f4ca0082a21f404ab74a65e7dc3f2086/FLAG3d94f4f17 [2021-06-14 00:55:56,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b06d7914/f4ca0082a21f404ab74a65e7dc3f2086 [2021-06-14 00:55:56,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 00:55:56,682 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 00:55:56,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 00:55:56,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 00:55:56,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 00:55:56,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 12:55:56" (1/1) ... [2021-06-14 00:55:56,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9cac85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:56, skipping insertion in model container [2021-06-14 00:55:56,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 12:55:56" (1/1) ... [2021-06-14 00:55:56,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 00:55:56,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 00:55:56,864 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-14 00:55:56,929 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-atomic/szymanski.i[31505,31518] [2021-06-14 00:55:56,934 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-atomic/szymanski.i[32915,32928] [2021-06-14 00:55:56,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 00:55:56,942 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 00:55:56,951 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-14 00:55:56,963 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-atomic/szymanski.i[31505,31518] [2021-06-14 00:55:56,966 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-atomic/szymanski.i[32915,32928] [2021-06-14 00:55:56,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 00:55:57,024 INFO L208 MainTranslator]: Completed translation [2021-06-14 00:55:57,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57 WrapperNode [2021-06-14 00:55:57,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 00:55:57,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 00:55:57,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 00:55:57,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 00:55:57,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 00:55:57,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 00:55:57,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 00:55:57,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 00:55:57,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... [2021-06-14 00:55:57,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 00:55:57,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 00:55:57,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 00:55:57,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 00:55:57,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 00:55:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-14 00:55:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-06-14 00:55:57,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-06-14 00:55:57,131 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-06-14 00:55:57,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-06-14 00:55:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 00:55:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 00:55:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 00:55:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 00:55:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 00:55:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 00:55:57,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 00:55:57,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 00:55:57,133 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 00:55:57,533 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 00:55:57,533 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-06-14 00:55:57,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 12:55:57 BoogieIcfgContainer [2021-06-14 00:55:57,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 00:55:57,536 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 00:55:57,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 00:55:57,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 00:55:57,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 12:55:56" (1/3) ... [2021-06-14 00:55:57,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a3beeed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 12:55:57, skipping insertion in model container [2021-06-14 00:55:57,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:55:57" (2/3) ... [2021-06-14 00:55:57,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a3beeed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 12:55:57, skipping insertion in model container [2021-06-14 00:55:57,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 12:55:57" (3/3) ... [2021-06-14 00:55:57,540 INFO L111 eAbstractionObserver]: Analyzing ICFG szymanski.i [2021-06-14 00:55:57,547 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 00:55:57,547 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 00:55:57,548 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-14 00:55:57,549 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 00:55:57,582 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,583 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,583 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,584 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,584 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,585 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,586 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,587 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,588 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,588 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,588 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,588 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,588 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,588 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,588 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,597 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,597 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,597 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,598 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,598 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,599 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,599 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,599 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,600 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,600 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,600 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,600 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,600 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,600 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,603 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,606 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,607 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,607 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,607 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,608 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,608 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,608 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,608 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,608 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,608 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,608 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,609 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,609 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,609 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,609 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,610 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,618 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,618 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,623 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,623 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,623 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,624 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,624 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:55:57,634 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-14 00:55:57,650 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:55:57,691 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:55:57,691 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:55:57,691 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:55:57,692 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:55:57,692 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:55:57,692 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:55:57,692 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:55:57,692 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== [2021-06-14 00:55:58,197 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/5) [2021-06-14 00:55:58,199 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-14 00:55:58,224 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:55:58,224 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:55:58,225 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:55:58,225 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:55:58,225 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:55:58,225 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:55:58,225 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:55:58,225 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1======== Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:55:58,596 INFO L301 ceAbstractionStarter]: Result for error location thr1 was SAFE (2/5) [2021-06-14 00:55:58,596 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:55:58,601 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:55:58,601 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:55:58,601 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:55:58,601 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:55:58,601 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:55:58,601 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:55:58,601 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:55:58,601 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1Thread1of1ForFork0======== [2021-06-14 00:55:58,680 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:55:58,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:55:58,683 INFO L82 PathProgramCache]: Analyzing trace with hash 668611303, now seen corresponding path program 1 times [2021-06-14 00:55:58,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:55:58,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584766258] [2021-06-14 00:55:58,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:55:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:58,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:55:58,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:55:58,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584766258] [2021-06-14 00:55:58,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584766258] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:55:58,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:55:58,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 00:55:58,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776386332] [2021-06-14 00:55:58,814 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 00:55:58,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:55:58,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 00:55:58,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 00:55:58,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:58,824 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:55:58,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 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) [2021-06-14 00:55:58,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:58,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:58,857 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 00:55:58,857 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:55:58,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:55:58,858 INFO L82 PathProgramCache]: Analyzing trace with hash -1128340056, now seen corresponding path program 1 times [2021-06-14 00:55:58,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:55:58,858 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760259000] [2021-06-14 00:55:58,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:55:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:58,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:55:58,917 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:55:58,917 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760259000] [2021-06-14 00:55:58,917 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760259000] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:55:58,917 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:55:58,917 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:55:58,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273077497] [2021-06-14 00:55:58,918 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:55:58,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:55:58,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:55:58,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:55:58,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:58,919 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:55:58,919 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 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) [2021-06-14 00:55:58,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:58,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:58,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:58,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:58,973 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 00:55:58,973 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:55:58,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:55:58,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1405177966, now seen corresponding path program 1 times [2021-06-14 00:55:58,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:55:58,973 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066056163] [2021-06-14 00:55:58,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:55:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:59,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:55:59,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:55:59,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066056163] [2021-06-14 00:55:59,031 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066056163] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:55:59,031 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:55:59,031 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:55:59,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977335068] [2021-06-14 00:55:59,032 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:55:59,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:55:59,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:55:59,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:55:59,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,034 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:55:59,035 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:55:59,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,241 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 00:55:59,241 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:55:59,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:55:59,241 INFO L82 PathProgramCache]: Analyzing trace with hash 249025314, now seen corresponding path program 2 times [2021-06-14 00:55:59,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:55:59,245 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940081226] [2021-06-14 00:55:59,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:55:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:55:59,307 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:55:59,307 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940081226] [2021-06-14 00:55:59,308 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940081226] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:55:59,308 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:55:59,308 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:55:59,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325453226] [2021-06-14 00:55:59,308 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:55:59,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:55:59,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:55:59,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:55:59,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,309 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:55:59,309 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:55:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,441 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 00:55:59,441 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:55:59,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:55:59,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1075938559, now seen corresponding path program 1 times [2021-06-14 00:55:59,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:55:59,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611623122] [2021-06-14 00:55:59,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:55:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:59,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:55:59,497 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:55:59,497 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611623122] [2021-06-14 00:55:59,497 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611623122] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:55:59,497 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:55:59,497 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:55:59,497 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290470747] [2021-06-14 00:55:59,497 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:55:59,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:55:59,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:55:59,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:55:59,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,498 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:55:59,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:55:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 00:55:59,613 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:55:59,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:55:59,614 INFO L82 PathProgramCache]: Analyzing trace with hash 938091609, now seen corresponding path program 1 times [2021-06-14 00:55:59,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:55:59,614 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494287314] [2021-06-14 00:55:59,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:55:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 00:55:59,681 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:55:59,681 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494287314] [2021-06-14 00:55:59,681 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494287314] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:55:59,681 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:55:59,681 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:55:59,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582319508] [2021-06-14 00:55:59,682 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:55:59,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:55:59,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:55:59,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:55:59,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,682 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:55:59,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:55:59,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:55:59,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:55:59,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:55:59,781 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 00:55:59,781 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:55:59,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:55:59,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1389754017, now seen corresponding path program 1 times [2021-06-14 00:55:59,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:55:59,782 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351482142] [2021-06-14 00:55:59,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:55:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 00:55:59,802 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:55:59,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351482142] [2021-06-14 00:55:59,803 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351482142] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:55:59,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416782499] [2021-06-14 00:55:59,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-14 00:55:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:55:59,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-14 00:55:59,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:56:00,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 00:56:00,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416782499] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:56:00,059 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:56:00,059 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-06-14 00:56:00,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828018850] [2021-06-14 00:56:00,060 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:00,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:00,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:00,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:00,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:00,060 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:00,060 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:00,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:00,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:00,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:00,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,448 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:56:00,449 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:00,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:00,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1125561054, now seen corresponding path program 1 times [2021-06-14 00:56:00,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:00,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477615516] [2021-06-14 00:56:00,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:00,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 00:56:00,499 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:00,499 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477615516] [2021-06-14 00:56:00,499 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477615516] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:56:00,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082471096] [2021-06-14 00:56:00,500 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 [2021-06-14 00:56:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:00,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-14 00:56:00,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:56:00,707 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 00:56:00,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082471096] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:56:00,708 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:56:00,708 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-14 00:56:00,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710012225] [2021-06-14 00:56:00,709 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 00:56:00,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:00,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 00:56:00,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-14 00:56:00,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:00,710 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:00,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:00,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:01,388 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 00:56:01,389 INFO L430 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:01,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:01,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1371651488, now seen corresponding path program 3 times [2021-06-14 00:56:01,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:01,389 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877296851] [2021-06-14 00:56:01,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:01,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:01,418 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:01,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877296851] [2021-06-14 00:56:01,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877296851] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:01,418 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:01,418 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:01,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846972471] [2021-06-14 00:56:01,418 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:01,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:01,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:01,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:01,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,419 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:01,419 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:01,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:01,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:01,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,817 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-14 00:56:01,817 INFO L430 AbstractCegarLoop]: === Iteration 10 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:01,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:01,818 INFO L82 PathProgramCache]: Analyzing trace with hash 860162610, now seen corresponding path program 4 times [2021-06-14 00:56:01,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:01,818 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672303554] [2021-06-14 00:56:01,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:01,842 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:01,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672303554] [2021-06-14 00:56:01,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672303554] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:01,843 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:01,843 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:01,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578471428] [2021-06-14 00:56:01,843 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:01,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:01,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:01,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:01,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,845 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:01,845 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:01,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:01,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:02,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:02,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:02,447 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-14 00:56:02,449 INFO L301 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE (3/5) [2021-06-14 00:56:02,450 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:56:02,454 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:56:02,454 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:56:02,454 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:56:02,454 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:56:02,454 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:56:02,454 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:56:02,454 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:56:02,454 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 00:56:02,705 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (4/5) [2021-06-14 00:56:02,706 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-14 00:56:02,724 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:56:02,724 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:56:02,724 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:56:02,724 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:56:02,724 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:56:02,724 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:56:02,725 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:56:02,725 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of1ForFork1======== [2021-06-14 00:56:02,727 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:02,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:02,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1748764441, now seen corresponding path program 1 times [2021-06-14 00:56:02,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:02,727 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514033143] [2021-06-14 00:56:02,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:56:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:02,737 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:02,737 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514033143] [2021-06-14 00:56:02,737 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514033143] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:02,737 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:02,737 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 00:56:02,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729439853] [2021-06-14 00:56:02,737 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 00:56:02,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:02,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 00:56:02,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 00:56:02,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,738 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:02,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:02,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,739 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-14 00:56:02,739 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:02,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:02,739 INFO L82 PathProgramCache]: Analyzing trace with hash 798789064, now seen corresponding path program 1 times [2021-06-14 00:56:02,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:02,740 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442206812] [2021-06-14 00:56:02,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:02,761 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:02,761 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442206812] [2021-06-14 00:56:02,761 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442206812] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:02,761 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:02,761 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:02,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956197089] [2021-06-14 00:56:02,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:02,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:02,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:02,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:02,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,762 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:02,762 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:02,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:02,858 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-14 00:56:02,858 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:02,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:02,859 INFO L82 PathProgramCache]: Analyzing trace with hash 627797310, now seen corresponding path program 1 times [2021-06-14 00:56:02,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:02,859 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040988770] [2021-06-14 00:56:02,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:02,881 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:02,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040988770] [2021-06-14 00:56:02,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040988770] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:02,881 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:02,881 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:02,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460434370] [2021-06-14 00:56:02,882 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:02,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:02,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:02,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:02,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,882 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:02,882 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:02,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:02,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:02,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,046 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-14 00:56:03,046 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:03,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:03,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1676651990, now seen corresponding path program 2 times [2021-06-14 00:56:03,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:03,047 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080861864] [2021-06-14 00:56:03,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:03,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:03,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:03,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080861864] [2021-06-14 00:56:03,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080861864] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:03,073 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:03,073 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:03,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746177896] [2021-06-14 00:56:03,074 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:03,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:03,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:03,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:03,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,075 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:03,075 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:03,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,190 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-14 00:56:03,190 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:03,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:03,190 INFO L82 PathProgramCache]: Analyzing trace with hash -742522409, now seen corresponding path program 1 times [2021-06-14 00:56:03,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:03,191 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735854294] [2021-06-14 00:56:03,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:03,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:03,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:03,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735854294] [2021-06-14 00:56:03,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735854294] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:03,215 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:03,215 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:03,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846413014] [2021-06-14 00:56:03,216 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:03,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:03,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:03,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:03,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,216 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:03,216 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-14 00:56:03,320 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:03,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:03,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1562870655, now seen corresponding path program 1 times [2021-06-14 00:56:03,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:03,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455152327] [2021-06-14 00:56:03,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:03,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 00:56:03,340 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:03,340 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455152327] [2021-06-14 00:56:03,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455152327] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:03,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:03,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:03,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295270822] [2021-06-14 00:56:03,341 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:03,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:03,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:03,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:03,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,342 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:03,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:03,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,476 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-14 00:56:03,477 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:03,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:03,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1615463881, now seen corresponding path program 1 times [2021-06-14 00:56:03,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:03,477 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378773501] [2021-06-14 00:56:03,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:03,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 00:56:03,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:03,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378773501] [2021-06-14 00:56:03,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378773501] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:56:03,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1480893910] [2021-06-14 00:56:03,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-14 00:56:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:03,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-14 00:56:03,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:56:03,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 00:56:03,740 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1480893910] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:56:03,741 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:56:03,741 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-06-14 00:56:03,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927051111] [2021-06-14 00:56:03,741 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:03,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:03,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:03,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:03,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,742 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:03,742 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:03,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:03,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-14 00:56:04,069 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:04,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:04,069 INFO L82 PathProgramCache]: Analyzing trace with hash 2014147542, now seen corresponding path program 1 times [2021-06-14 00:56:04,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:04,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972644135] [2021-06-14 00:56:04,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 00:56:04,104 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:04,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972644135] [2021-06-14 00:56:04,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972644135] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:56:04,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930176548] [2021-06-14 00:56:04,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-14 00:56:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:04,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-14 00:56:04,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 00:56:04,249 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-14 00:56:04,249 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930176548] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 00:56:04,249 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 00:56:04,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-06-14 00:56:04,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346939546] [2021-06-14 00:56:04,251 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 00:56:04,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:04,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 00:56:04,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-14 00:56:04,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:04,251 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:04,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:04,913 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-14 00:56:04,913 INFO L430 AbstractCegarLoop]: === Iteration 9 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:04,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:04,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1319688616, now seen corresponding path program 3 times [2021-06-14 00:56:04,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:04,914 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095163836] [2021-06-14 00:56:04,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:04,947 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:04,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095163836] [2021-06-14 00:56:04,948 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095163836] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:04,948 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:04,948 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:04,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170575900] [2021-06-14 00:56:04,949 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:04,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:04,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:04,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:04,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:04,949 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:04,949 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:04,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:04,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:04,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:04,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:04,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:05,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,262 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-14 00:56:05,262 INFO L430 AbstractCegarLoop]: === Iteration 10 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:05,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:05,262 INFO L82 PathProgramCache]: Analyzing trace with hash -852928314, now seen corresponding path program 4 times [2021-06-14 00:56:05,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:05,262 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672783193] [2021-06-14 00:56:05,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:05,292 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:05,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672783193] [2021-06-14 00:56:05,292 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672783193] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:05,292 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:05,292 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:05,292 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497313140] [2021-06-14 00:56:05,292 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:05,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:05,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:05,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:05,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:05,293 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:05,293 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 00:56:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:05,815 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-14 00:56:05,817 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of1ForFork1 was SAFE (5/5) [2021-06-14 00:56:05,817 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 00:56:05,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 12:56:05 BasicIcfg [2021-06-14 00:56:05,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 00:56:05,819 INFO L168 Benchmark]: Toolchain (without parser) took 9137.37 ms. Allocated memory was 196.1 MB in the beginning and 837.8 MB in the end (delta: 641.7 MB). Free memory was 159.5 MB in the beginning and 503.5 MB in the end (delta: -344.1 MB). Peak memory consumption was 298.6 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:05,819 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 196.1 MB. Free memory was 177.4 MB in the beginning and 177.3 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 00:56:05,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.15 ms. Allocated memory is still 196.1 MB. Free memory was 159.2 MB in the beginning and 158.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:05,819 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.57 ms. Allocated memory is still 196.1 MB. Free memory was 157.7 MB in the beginning and 156.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:05,819 INFO L168 Benchmark]: Boogie Preprocessor took 17.99 ms. Allocated memory is still 196.1 MB. Free memory was 156.0 MB in the beginning and 154.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:05,819 INFO L168 Benchmark]: RCFGBuilder took 450.81 ms. Allocated memory is still 196.1 MB. Free memory was 154.6 MB in the beginning and 128.8 MB in the end (delta: 25.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:05,819 INFO L168 Benchmark]: TraceAbstraction took 8282.37 ms. Allocated memory was 196.1 MB in the beginning and 837.8 MB in the end (delta: 641.7 MB). Free memory was 128.4 MB in the beginning and 503.5 MB in the end (delta: -375.1 MB). Peak memory consumption was 267.8 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:05,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 196.1 MB. Free memory was 177.4 MB in the beginning and 177.3 MB in the end (delta: 105.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 342.15 ms. Allocated memory is still 196.1 MB. Free memory was 159.2 MB in the beginning and 158.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 39.57 ms. Allocated memory is still 196.1 MB. Free memory was 157.7 MB in the beginning and 156.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.99 ms. Allocated memory is still 196.1 MB. Free memory was 156.0 MB in the beginning and 154.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 450.81 ms. Allocated memory is still 196.1 MB. Free memory was 154.6 MB in the beginning and 128.8 MB in the end (delta: 25.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8282.37 ms. Allocated memory was 196.1 MB in the beginning and 837.8 MB in the end (delta: 641.7 MB). Free memory was 128.4 MB in the beginning and 503.5 MB in the end (delta: -375.1 MB). Peak memory consumption was 267.8 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: 38404, positive: 29512, positive conditional: 29512, positive unconditional: 0, negative: 8892, negative conditional: 8892, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 30413, positive: 29512, positive conditional: 29512, positive unconditional: 0, negative: 901, negative conditional: 901, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 30413, positive: 29512, positive conditional: 0, positive unconditional: 29512, negative: 901, negative conditional: 0, negative unconditional: 901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3384, positive: 3224, positive conditional: 0, positive unconditional: 3224, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3384, positive: 3220, positive conditional: 0, positive unconditional: 3220, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 164, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 164, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 198, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 195, negative conditional: 0, negative unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 30413, positive: 26288, positive conditional: 0, positive unconditional: 26288, negative: 741, negative conditional: 0, negative unconditional: 741, unknown: 3384, unknown conditional: 0, unknown unconditional: 3384] , Statistics on independence cache: Total cache size (in pairs): 3384, Positive cache size: 3224, Positive conditional cache size: 0, Positive unconditional cache size: 3224, Negative cache size: 160, Negative conditional cache size: 0, Negative unconditional cache size: 160 ], Maximal queried relation: 0, Independence queries for same thread: 7991 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 38404, positive: 29512, positive conditional: 29512, positive unconditional: 0, negative: 8892, negative conditional: 8892, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 30413, positive: 29512, positive conditional: 29512, positive unconditional: 0, negative: 901, negative conditional: 901, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 30413, positive: 29512, positive conditional: 0, positive unconditional: 29512, negative: 901, negative conditional: 0, negative unconditional: 901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3384, positive: 3224, positive conditional: 0, positive unconditional: 3224, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3384, positive: 3220, positive conditional: 0, positive unconditional: 3220, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 164, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 164, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 30413, positive: 26288, positive conditional: 0, positive unconditional: 26288, negative: 741, negative conditional: 0, negative unconditional: 741, unknown: 3384, unknown conditional: 0, unknown unconditional: 3384] , Statistics on independence cache: Total cache size (in pairs): 3384, Positive cache size: 3224, Positive conditional cache size: 0, Positive unconditional cache size: 3224, Negative cache size: 160, Negative conditional cache size: 0, Negative unconditional cache size: 160 ], Maximal queried relation: 0, Independence queries for same thread: 7991 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119381, positive: 90648, positive conditional: 90648, positive unconditional: 0, negative: 28733, negative conditional: 28733, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 92818, positive: 90648, positive conditional: 90648, positive unconditional: 0, negative: 2170, negative conditional: 2170, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 92818, positive: 90648, positive conditional: 0, positive unconditional: 90648, negative: 2170, negative conditional: 0, negative unconditional: 2170, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2627, positive: 2501, positive conditional: 0, positive unconditional: 2501, negative: 126, negative conditional: 0, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2627, positive: 2498, positive conditional: 0, positive unconditional: 2498, negative: 129, negative conditional: 0, negative unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 129, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 126, negative conditional: 0, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 92818, positive: 88147, positive conditional: 0, positive unconditional: 88147, negative: 2044, negative conditional: 0, negative unconditional: 2044, unknown: 2627, unknown conditional: 0, unknown unconditional: 2627] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173, SemanticConditionEliminator.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14636, negative conditional: 2463, negative unconditional: 12173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 324, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 321, negative conditional: 195, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 251, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 249, negative conditional: 149, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14636, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14441, negative conditional: 2268, negative unconditional: 12173, unknown: 195, unknown conditional: 195, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2822, Positive cache size: 2501, Positive conditional cache size: 0, Positive unconditional cache size: 2501, Negative cache size: 321, Negative conditional cache size: 195, Negative unconditional cache size: 126, Eliminated conditions: 12173 ], Maximal queried relation: 10, Independence queries for same thread: 26563 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 38404, positive: 29512, positive conditional: 29512, positive unconditional: 0, negative: 8892, negative conditional: 8892, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 30413, positive: 29512, positive conditional: 29512, positive unconditional: 0, negative: 901, negative conditional: 901, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 30413, positive: 29512, positive conditional: 0, positive unconditional: 29512, negative: 901, negative conditional: 0, negative unconditional: 901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3384, positive: 3224, positive conditional: 0, positive unconditional: 3224, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3384, positive: 3220, positive conditional: 0, positive unconditional: 3220, negative: 164, negative conditional: 0, negative unconditional: 164, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 164, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 164, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 160, negative conditional: 0, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 30413, positive: 26288, positive conditional: 0, positive unconditional: 26288, negative: 741, negative conditional: 0, negative unconditional: 741, unknown: 3384, unknown conditional: 0, unknown unconditional: 3384] , Statistics on independence cache: Total cache size (in pairs): 3384, Positive cache size: 3224, Positive conditional cache size: 0, Positive unconditional cache size: 3224, Negative cache size: 160, Negative conditional cache size: 0, Negative unconditional cache size: 160 ], Maximal queried relation: 0, Independence queries for same thread: 7991 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 104197, positive: 79458, positive conditional: 79458, positive unconditional: 0, negative: 24739, negative conditional: 24739, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 81287, positive: 79458, positive conditional: 79458, positive unconditional: 0, negative: 1829, negative conditional: 1829, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 81287, positive: 79458, positive conditional: 0, positive unconditional: 79458, negative: 1829, negative conditional: 0, negative unconditional: 1829, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2725, positive: 2597, positive conditional: 0, positive unconditional: 2597, negative: 128, negative conditional: 0, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2725, positive: 2594, positive conditional: 0, positive unconditional: 2594, negative: 131, negative conditional: 0, negative unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 131, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 128, negative conditional: 0, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 81287, positive: 76861, positive conditional: 0, positive unconditional: 76861, negative: 1701, negative conditional: 0, negative unconditional: 1701, unknown: 2725, unknown conditional: 0, unknown unconditional: 2725] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748, SemanticConditionEliminator.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 14188, negative conditional: 2440, negative unconditional: 11748, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 327, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 324, negative conditional: 196, negative unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 348, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 347, negative conditional: 235, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 14188, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 13992, negative conditional: 2244, negative unconditional: 11748, unknown: 196, unknown conditional: 196, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2921, Positive cache size: 2597, Positive conditional cache size: 0, Positive unconditional cache size: 2597, Negative cache size: 324, Negative conditional cache size: 196, Negative unconditional cache size: 128, Eliminated conditions: 11748 ], Maximal queried relation: 10, Independence queries for same thread: 22910 - PositiveResult [Line: 802]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 745]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 528.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.2ms, PartialOrderReductionTime: 491.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 391.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.8ms, PartialOrderReductionTime: 367.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3851.8ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 2346.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 50, 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: 37.2ms SsaConstructionTime, 122.0ms SatisfiabilityAnalysisTime, 647.7ms InterpolantComputationTime, 632 NumberOfCodeBlocks, 632 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 620 ConstructedInterpolants, 0 QuantifiedInterpolants, 854 SizeOfPredicates, 2 NumberOfNonLiveVariables, 282 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 13/17 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 254.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 249.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3110.5ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 2012.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 50, 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: 26.2ms SsaConstructionTime, 83.2ms SatisfiabilityAnalysisTime, 313.6ms InterpolantComputationTime, 694 NumberOfCodeBlocks, 694 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 914 SizeOfPredicates, 2 NumberOfNonLiveVariables, 286 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 13/17 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...