/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 11:53:06,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 11:53:06,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 11:53:06,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 11:53:06,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 11:53:06,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 11:53:06,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 11:53:06,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 11:53:06,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 11:53:06,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 11:53:06,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 11:53:06,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 11:53:06,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 11:53:06,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 11:53:06,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 11:53:06,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 11:53:06,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-12 11:53:06,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 11:53:06,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 11:53:06,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 11:53:06,103 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-Sleep-NoLbe-New_States.epf [2021-03-12 11:53:06,137 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 11:53:06,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 11:53:06,137 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 11:53:06,138 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 11:53:06,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 11:53:06,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 11:53:06,140 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 11:53:06,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 11:53:06,141 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 11:53:06,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 11:53:06,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 11:53:06,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 11:53:06,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 11:53:06,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 11:53:06,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 11:53:06,143 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 11:53:06,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 11:53:06,143 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 11:53:06,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 11:53:06,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 11:53:06,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 11:53:06,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 11:53:06,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 11:53:06,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 11:53:06,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 11:53:06,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 11:53:06,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 11:53:06,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 11:53:06,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 11:53:06,145 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 11:53:06,145 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 11:53:06,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 11:53:06,146 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-03-12 11:53:06,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 11:53:06,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 11:53:06,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 11:53:06,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 11:53:06,468 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 11:53:06,470 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 11:53:06,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-03-12 11:53:06,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5778a286/3e6e8e9fbe06431db188e61bfc490ad6/FLAGcef66eb38 [2021-03-12 11:53:07,047 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 11:53:07,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-03-12 11:53:07,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5778a286/3e6e8e9fbe06431db188e61bfc490ad6/FLAGcef66eb38 [2021-03-12 11:53:07,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5778a286/3e6e8e9fbe06431db188e61bfc490ad6 [2021-03-12 11:53:07,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 11:53:07,558 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 11:53:07,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 11:53:07,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 11:53:07,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 11:53:07,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 11:53:07" (1/1) ... [2021-03-12 11:53:07,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed9238a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:07, skipping insertion in model container [2021-03-12 11:53:07,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 11:53:07" (1/1) ... [2021-03-12 11:53:07,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 11:53:07,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 11:53:07,739 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-12 11:53:07,881 WARN L226 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] [2021-03-12 11:53:07,890 WARN L226 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] [2021-03-12 11:53:07,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 11:53:07,903 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 11:53:07,926 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-12 11:53:07,948 WARN L226 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] [2021-03-12 11:53:07,951 WARN L226 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] [2021-03-12 11:53:07,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 11:53:08,021 INFO L208 MainTranslator]: Completed translation [2021-03-12 11:53:08,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08 WrapperNode [2021-03-12 11:53:08,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 11:53:08,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 11:53:08,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 11:53:08,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 11:53:08,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 11:53:08,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 11:53:08,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 11:53:08,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 11:53:08,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (1/1) ... [2021-03-12 11:53:08,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 11:53:08,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 11:53:08,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 11:53:08,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 11:53:08,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (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 [2021-03-12 11:53:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-12 11:53:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-03-12 11:53:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-03-12 11:53:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-03-12 11:53:08,155 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-03-12 11:53:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 11:53:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 11:53:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 11:53:08,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 11:53:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 11:53:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 11:53:08,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 11:53:08,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 11:53:08,157 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 11:53:08,427 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 11:53:08,427 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-03-12 11:53:08,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 11:53:08 BoogieIcfgContainer [2021-03-12 11:53:08,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 11:53:08,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 11:53:08,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 11:53:08,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 11:53:08,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 11:53:07" (1/3) ... [2021-03-12 11:53:08,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779776e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 11:53:08, skipping insertion in model container [2021-03-12 11:53:08,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:53:08" (2/3) ... [2021-03-12 11:53:08,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@779776e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 11:53:08, skipping insertion in model container [2021-03-12 11:53:08,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 11:53:08" (3/3) ... [2021-03-12 11:53:08,435 INFO L111 eAbstractionObserver]: Analyzing ICFG szymanski.i [2021-03-12 11:53:08,456 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 11:53:08,456 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 11:53:08,459 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-12 11:53:08,459 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 11:53:08,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,488 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,488 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,489 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,489 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,489 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,489 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,489 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,490 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,490 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,490 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,490 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,491 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,491 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,491 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,491 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,492 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,492 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,492 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,492 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,492 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,492 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,493 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,493 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,493 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,493 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,494 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,495 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,496 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,497 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,498 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,498 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,498 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,498 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,499 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,503 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,516 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,518 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,518 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,518 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,534 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,535 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,535 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,535 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,535 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 11:53:08,551 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-12 11:53:08,567 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 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 [2021-03-12 11:53:08,622 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 11:53:08,623 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 11:53:08,623 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 11:53:08,623 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 11:53:08,623 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 11:53:08,623 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 11:53:08,623 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 11:53:08,623 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 11:53:08,651 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:08,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:08,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1756707668, now seen corresponding path program 1 times [2021-03-12 11:53:08,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:08,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976807942] [2021-03-12 11:53:08,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:08,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:08,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976807942] [2021-03-12 11:53:08,791 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:08,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 11:53:08,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88479663] [2021-03-12 11:53:08,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-12 11:53:08,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:08,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-12 11:53:08,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-12 11:53:08,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,807 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:08,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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) [2021-03-12 11:53:08,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,814 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 11:53:08,814 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:08,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:08,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1944129163, now seen corresponding path program 1 times [2021-03-12 11:53:08,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:08,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469309955] [2021-03-12 11:53:08,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:08,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:08,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469309955] [2021-03-12 11:53:08,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:08,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 11:53:08,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172800109] [2021-03-12 11:53:08,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 11:53:08,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:08,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 11:53:08,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 11:53:08,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,896 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:08,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-03-12 11:53:08,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 11:53:08,927 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 11:53:08,927 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:08,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:08,928 INFO L82 PathProgramCache]: Analyzing trace with hash 17325658, now seen corresponding path program 1 times [2021-03-12 11:53:08,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:08,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335972868] [2021-03-12 11:53:08,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:08,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335972868] [2021-03-12 11:53:08,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:08,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 11:53:08,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086700204] [2021-03-12 11:53:08,975 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 11:53:08,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:08,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 11:53:08,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 11:53:08,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,976 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:08,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-03-12 11:53:08,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 11:53:08,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,017 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 11:53:09,018 INFO L428 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:09,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:09,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1653377035, now seen corresponding path program 1 times [2021-03-12 11:53:09,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:09,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435884336] [2021-03-12 11:53:09,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:09,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435884336] [2021-03-12 11:53:09,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:09,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 11:53:09,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764290216] [2021-03-12 11:53:09,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 11:53:09,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:09,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 11:53:09,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-12 11:53:09,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,107 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:09,108 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 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) [2021-03-12 11:53:09,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 11:53:09,201 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 11:53:09,201 INFO L428 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:09,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:09,202 INFO L82 PathProgramCache]: Analyzing trace with hash 832904886, now seen corresponding path program 1 times [2021-03-12 11:53:09,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:09,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776136942] [2021-03-12 11:53:09,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:09,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776136942] [2021-03-12 11:53:09,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:09,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 11:53:09,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394003016] [2021-03-12 11:53:09,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 11:53:09,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:09,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 11:53:09,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 11:53:09,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,238 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:09,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 11:53:09,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 11:53:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 11:53:09,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,601 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 11:53:09,601 INFO L428 AbstractCegarLoop]: === Iteration 6 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:09,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:09,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1637548222, now seen corresponding path program 1 times [2021-03-12 11:53:09,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:09,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335803427] [2021-03-12 11:53:09,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:09,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:09,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335803427] [2021-03-12 11:53:09,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:09,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 11:53:09,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948258503] [2021-03-12 11:53:09,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 11:53:09,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:09,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 11:53:09,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 11:53:09,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,675 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:09,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 11:53:09,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 11:53:09,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 11:53:09,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-12 11:53:09,952 INFO L428 AbstractCegarLoop]: === Iteration 7 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:09,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:09,952 INFO L82 PathProgramCache]: Analyzing trace with hash 919901574, now seen corresponding path program 1 times [2021-03-12 11:53:09,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:09,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254707597] [2021-03-12 11:53:09,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:09,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:09,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254707597] [2021-03-12 11:53:09,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:09,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 11:53:09,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956347281] [2021-03-12 11:53:09,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 11:53:09,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:09,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 11:53:09,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 11:53:09,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,981 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:09,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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) [2021-03-12 11:53:09,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:09,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 11:53:09,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:09,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:09,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 11:53:10,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,249 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-12 11:53:10,249 INFO L428 AbstractCegarLoop]: === Iteration 8 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:10,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:10,251 INFO L82 PathProgramCache]: Analyzing trace with hash 367688423, now seen corresponding path program 1 times [2021-03-12 11:53:10,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:10,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768931031] [2021-03-12 11:53:10,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:10,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:10,296 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768931031] [2021-03-12 11:53:10,296 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:10,296 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 11:53:10,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094575199] [2021-03-12 11:53:10,297 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 11:53:10,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:10,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 11:53:10,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 11:53:10,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,298 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:10,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2021-03-12 11:53:10,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 11:53:10,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 11:53:10,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,931 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-12 11:53:10,935 INFO L428 AbstractCegarLoop]: === Iteration 9 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:10,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:10,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1334175338, now seen corresponding path program 1 times [2021-03-12 11:53:10,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:10,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393319472] [2021-03-12 11:53:10,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:10,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393319472] [2021-03-12 11:53:10,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:10,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 11:53:10,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361857190] [2021-03-12 11:53:10,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 11:53:10,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:10,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 11:53:10,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 11:53:10,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,994 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:10,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 11:53:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 11:53:10,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:10,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:10,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:11,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 11:53:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,734 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-12 11:53:11,734 INFO L428 AbstractCegarLoop]: === Iteration 10 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 11:53:11,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 11:53:11,735 INFO L82 PathProgramCache]: Analyzing trace with hash -833008673, now seen corresponding path program 1 times [2021-03-12 11:53:11,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 11:53:11,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408894857] [2021-03-12 11:53:11,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 11:53:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 11:53:11,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 11:53:11,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408894857] [2021-03-12 11:53:11,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 11:53:11,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 11:53:11,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659656549] [2021-03-12 11:53:11,839 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 11:53:11,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 11:53:11,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 11:53:11,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 11:53:11,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:11,840 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 11:53:11,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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) [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:11,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:12,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:12,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 11:53:12,242 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-12 11:53:12,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 11:53:12 BasicIcfg [2021-03-12 11:53:12,251 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 11:53:12,252 INFO L168 Benchmark]: Toolchain (without parser) took 4697.21 ms. Allocated memory was 255.9 MB in the beginning and 459.3 MB in the end (delta: 203.4 MB). Free memory was 236.8 MB in the beginning and 371.7 MB in the end (delta: -134.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 16.0 GB. [2021-03-12 11:53:12,252 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 11:53:12,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 463.36 ms. Allocated memory was 255.9 MB in the beginning and 356.5 MB in the end (delta: 100.7 MB). Free memory was 236.2 MB in the beginning and 319.1 MB in the end (delta: -82.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-03-12 11:53:12,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.36 ms. Allocated memory is still 356.5 MB. Free memory was 319.1 MB in the beginning and 317.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 11:53:12,253 INFO L168 Benchmark]: Boogie Preprocessor took 20.39 ms. Allocated memory is still 356.5 MB. Free memory was 317.6 MB in the beginning and 316.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 11:53:12,253 INFO L168 Benchmark]: RCFGBuilder took 331.08 ms. Allocated memory is still 356.5 MB. Free memory was 316.1 MB in the beginning and 291.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-03-12 11:53:12,254 INFO L168 Benchmark]: TraceAbstraction took 3821.06 ms. Allocated memory was 356.5 MB in the beginning and 459.3 MB in the end (delta: 102.8 MB). Free memory was 290.3 MB in the beginning and 371.7 MB in the end (delta: -81.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.0 GB. [2021-03-12 11:53:12,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 463.36 ms. Allocated memory was 255.9 MB in the beginning and 356.5 MB in the end (delta: 100.7 MB). Free memory was 236.2 MB in the beginning and 319.1 MB in the end (delta: -82.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 50.36 ms. Allocated memory is still 356.5 MB. Free memory was 319.1 MB in the beginning and 317.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 20.39 ms. Allocated memory is still 356.5 MB. Free memory was 317.6 MB in the beginning and 316.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 331.08 ms. Allocated memory is still 356.5 MB. Free memory was 316.1 MB in the beginning and 291.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3821.06 ms. Allocated memory was 356.5 MB in the beginning and 459.3 MB in the end (delta: 102.8 MB). Free memory was 290.3 MB in the beginning and 371.7 MB in the end (delta: -81.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46675, positive: 42334, positive conditional: 42334, positive unconditional: 0, negative: 4341, negative conditional: 4341, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 42864, positive: 42334, positive conditional: 42334, positive unconditional: 0, negative: 530, negative conditional: 530, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 42864, positive: 42334, positive conditional: 0, positive unconditional: 42334, negative: 530, negative conditional: 0, negative unconditional: 530, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1781, positive: 1693, positive conditional: 0, positive unconditional: 1693, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1781, positive: 1691, positive conditional: 0, positive unconditional: 1691, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 90, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 42864, positive: 40641, positive conditional: 0, positive unconditional: 40641, negative: 442, negative conditional: 0, negative unconditional: 442, unknown: 1781, unknown conditional: 0, unknown unconditional: 1781] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083, SemanticConditionEliminator.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4618, negative conditional: 535, negative unconditional: 4083, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 239, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 237, negative conditional: 149, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 600, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 597, negative conditional: 420, negative unconditional: 177, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4618, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4469, negative conditional: 386, negative unconditional: 4083, unknown: 149, unknown conditional: 149, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1930, Positive cache size: 1693, Positive conditional cache size: 0, Positive unconditional cache size: 1693, Negative cache size: 237, Negative conditional cache size: 149, Negative unconditional cache size: 88, Eliminated conditions: 4083 ], Maximal queried relation: 10, Independence queries for same thread: 3811 - 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 88 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3646.8ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.6ms, PartialOrderReductionTime: 2863.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 55, 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: 27.2ms SsaConstructionTime, 99.9ms SatisfiabilityAnalysisTime, 437.6ms InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 422 ConstructedInterpolants, 0 QuantifiedInterpolants, 609 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 1/1 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...