/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 15:51:41,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 15:51:41,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 15:51:41,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 15:51:41,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 15:51:41,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 15:51:42,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 15:51:42,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 15:51:42,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 15:51:42,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 15:51:42,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 15:51:42,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 15:51:42,040 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 15:51:42,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 15:51:42,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 15:51:42,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 15:51:42,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-16 15:51:42,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-16 15:51:42,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-16 15:51:42,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-16 15:51:42,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-16 15:51:42,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-16 15:51:42,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-16 15:51:42,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-16 15:51:42,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-16 15:51:42,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 15:51:42,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 15:51:42,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 15:51:42,058 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-FA-NoLbe-Delay.epf [2021-06-16 15:51:42,138 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 15:51:42,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 15:51:42,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 15:51:42,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 15:51:42,139 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 15:51:42,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 15:51:42,139 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 15:51:42,140 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 15:51:42,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 15:51:42,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 15:51:42,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 15:51:42,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 15:51:42,142 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 15:51:42,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 15:51:42,142 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-16 15:51:42,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 15:51:42,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 15:51:42,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 15:51:42,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 15:51:42,431 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 15:51:42,436 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 15:51:42,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2021-06-16 15:51:42,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d33a23c5/6088f98f7c114848ba169def106e7ef8/FLAG71f779ec1 [2021-06-16 15:51:43,019 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 15:51:43,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i [2021-06-16 15:51:43,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d33a23c5/6088f98f7c114848ba169def106e7ef8/FLAG71f779ec1 [2021-06-16 15:51:43,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d33a23c5/6088f98f7c114848ba169def106e7ef8 [2021-06-16 15:51:43,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 15:51:43,528 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 15:51:43,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 15:51:43,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 15:51:43,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 15:51:43,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 03:51:43" (1/1) ... [2021-06-16 15:51:43,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57e47464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:43, skipping insertion in model container [2021-06-16 15:51:43,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 03:51:43" (1/1) ... [2021-06-16 15:51:43,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 15:51:43,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 15:51:44,093 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i[76084,76097] [2021-06-16 15:51:44,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 15:51:44,129 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 15:51:44,167 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_1-container_of-global.i[76084,76097] [2021-06-16 15:51:44,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 15:51:44,364 INFO L208 MainTranslator]: Completed translation [2021-06-16 15:51:44,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44 WrapperNode [2021-06-16 15:51:44,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 15:51:44,366 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 15:51:44,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 15:51:44,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 15:51:44,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 15:51:44,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 15:51:44,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 15:51:44,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 15:51:44,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... [2021-06-16 15:51:44,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 15:51:44,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 15:51:44,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 15:51:44,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 15:51:44,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 15:51:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 15:51:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-16 15:51:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-16 15:51:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-06-16 15:51:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 15:51:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 15:51:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-06-16 15:51:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-06-16 15:51:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 15:51:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 15:51:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 15:51:44,517 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 15:51:45,116 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 15:51:45,116 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-06-16 15:51:45,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 03:51:45 BoogieIcfgContainer [2021-06-16 15:51:45,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 15:51:45,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 15:51:45,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 15:51:45,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 15:51:45,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 03:51:43" (1/3) ... [2021-06-16 15:51:45,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c4c5bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 03:51:45, skipping insertion in model container [2021-06-16 15:51:45,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:51:44" (2/3) ... [2021-06-16 15:51:45,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c4c5bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 03:51:45, skipping insertion in model container [2021-06-16 15:51:45,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 03:51:45" (3/3) ... [2021-06-16 15:51:45,122 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2021-06-16 15:51:45,126 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 15:51:45,126 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 15:51:45,126 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-06-16 15:51:45,127 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 15:51:45,148 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,149 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,149 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,149 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,149 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,149 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,149 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,150 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,151 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,152 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,153 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,154 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,155 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,156 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,157 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,158 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,159 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,160 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,161 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,163 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,163 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,163 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,163 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,163 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,164 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,164 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,164 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,164 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,164 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,167 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,168 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:51:45,175 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-16 15:51:45,189 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-06-16 15:51:45,201 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 15:51:45,201 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 15:51:45,201 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 15:51:45,201 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 15:51:45,202 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 15:51:45,202 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 15:51:45,202 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 15:51:45,202 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 15:52:55,310 INFO L276 IsEmpty]: Start isEmpty. Operand has 8182 states, 7962 states have (on average 1.733107259482542) internal successors, (13799), 8181 states have internal predecessors, (13799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:55,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-06-16 15:52:55,315 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:52:55,315 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:52:55,315 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:52:55,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:52:55,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1624038893, now seen corresponding path program 1 times [2021-06-16 15:52:55,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:52:55,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933538051] [2021-06-16 15:52:55,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:52:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:52:55,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:55,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:55,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:55,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:52:55,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:55,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:52:55,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:55,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:52:55,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:55,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:55,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:55,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:55,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:55,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:52:55,756 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:52:55,756 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933538051] [2021-06-16 15:52:55,756 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933538051] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:52:55,756 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:52:55,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:52:55,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203510280] [2021-06-16 15:52:55,759 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:52:55,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:52:55,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:52:55,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:52:55,780 INFO L87 Difference]: Start difference. First operand has 8182 states, 7962 states have (on average 1.733107259482542) internal successors, (13799), 8181 states have internal predecessors, (13799), 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) Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:56,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:52:56,013 INFO L93 Difference]: Finished difference Result 7787 states and 12873 transitions. [2021-06-16 15:52:56,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 15:52:56,015 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 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) Word has length 36 [2021-06-16 15:52:56,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:52:56,037 INFO L225 Difference]: With dead ends: 7787 [2021-06-16 15:52:56,037 INFO L226 Difference]: Without dead ends: 3474 [2021-06-16 15:52:56,038 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 144.0ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:52:56,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3474 states. [2021-06-16 15:52:56,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3474 to 3473. [2021-06-16 15:52:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3473 states, 3458 states have (on average 1.830827067669173) internal successors, (6331), 3472 states have internal predecessors, (6331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:56,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3473 states and 6331 transitions. [2021-06-16 15:52:56,195 INFO L78 Accepts]: Start accepts. Automaton has 3473 states and 6331 transitions. Word has length 36 [2021-06-16 15:52:56,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:52:56,196 INFO L482 AbstractCegarLoop]: Abstraction has 3473 states and 6331 transitions. [2021-06-16 15:52:56,196 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 6331 transitions. [2021-06-16 15:52:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-06-16 15:52:56,196 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:52:56,197 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:52:56,197 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 15:52:56,197 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:52:56,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:52:56,200 INFO L82 PathProgramCache]: Analyzing trace with hash -652027726, now seen corresponding path program 1 times [2021-06-16 15:52:56,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:52:56,201 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653945897] [2021-06-16 15:52:56,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:52:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:52:56,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:56,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:52:56,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:52:56,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:56,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:56,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:52:56,332 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:52:56,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653945897] [2021-06-16 15:52:56,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653945897] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:52:56,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:52:56,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:52:56,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118262245] [2021-06-16 15:52:56,336 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:52:56,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:52:56,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:52:56,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:52:56,342 INFO L87 Difference]: Start difference. First operand 3473 states and 6331 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:56,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:52:56,479 INFO L93 Difference]: Finished difference Result 3475 states and 6333 transitions. [2021-06-16 15:52:56,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 15:52:56,480 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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) Word has length 42 [2021-06-16 15:52:56,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:52:56,490 INFO L225 Difference]: With dead ends: 3475 [2021-06-16 15:52:56,490 INFO L226 Difference]: Without dead ends: 3475 [2021-06-16 15:52:56,491 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 61.7ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-06-16 15:52:56,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3475 states. [2021-06-16 15:52:56,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3475 to 3471. [2021-06-16 15:52:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3471 states, 3457 states have (on average 1.830778131327741) internal successors, (6329), 3470 states have internal predecessors, (6329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3471 states to 3471 states and 6329 transitions. [2021-06-16 15:52:56,570 INFO L78 Accepts]: Start accepts. Automaton has 3471 states and 6329 transitions. Word has length 42 [2021-06-16 15:52:56,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:52:56,570 INFO L482 AbstractCegarLoop]: Abstraction has 3471 states and 6329 transitions. [2021-06-16 15:52:56,571 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:56,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3471 states and 6329 transitions. [2021-06-16 15:52:56,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-06-16 15:52:56,572 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:52:56,572 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:52:56,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 15:52:56,572 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:52:56,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:52:56,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1629089851, now seen corresponding path program 1 times [2021-06-16 15:52:56,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:52:56,573 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342295231] [2021-06-16 15:52:56,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:52:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:52:56,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:56,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:52:56,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:52:56,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:52:56,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:56,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:56,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:56,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:52:56,689 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:52:56,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342295231] [2021-06-16 15:52:56,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342295231] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:52:56,690 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:52:56,690 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:52:56,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088362928] [2021-06-16 15:52:56,690 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:52:56,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:52:56,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:52:56,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:52:56,692 INFO L87 Difference]: Start difference. First operand 3471 states and 6329 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:56,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:52:56,965 INFO L93 Difference]: Finished difference Result 5818 states and 11651 transitions. [2021-06-16 15:52:56,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 15:52:56,966 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-06-16 15:52:56,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:52:56,985 INFO L225 Difference]: With dead ends: 5818 [2021-06-16 15:52:56,985 INFO L226 Difference]: Without dead ends: 5818 [2021-06-16 15:52:56,985 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 87.1ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-06-16 15:52:57,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5818 states. [2021-06-16 15:52:57,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5818 to 3989. [2021-06-16 15:52:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3989 states, 3976 states have (on average 1.9227867203219315) internal successors, (7645), 3988 states have internal predecessors, (7645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 3989 states and 7645 transitions. [2021-06-16 15:52:57,073 INFO L78 Accepts]: Start accepts. Automaton has 3989 states and 7645 transitions. Word has length 60 [2021-06-16 15:52:57,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:52:57,075 INFO L482 AbstractCegarLoop]: Abstraction has 3989 states and 7645 transitions. [2021-06-16 15:52:57,075 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 7645 transitions. [2021-06-16 15:52:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-06-16 15:52:57,081 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:52:57,081 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:52:57,081 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 15:52:57,081 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:52:57,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:52:57,083 INFO L82 PathProgramCache]: Analyzing trace with hash 157318948, now seen corresponding path program 1 times [2021-06-16 15:52:57,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:52:57,084 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573286291] [2021-06-16 15:52:57,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:52:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:52:57,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:57,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:52:57,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:52:57,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:57,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:52:57,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:52:57,189 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:52:57,189 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573286291] [2021-06-16 15:52:57,189 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573286291] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:52:57,189 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:52:57,189 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:52:57,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524336715] [2021-06-16 15:52:57,190 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:52:57,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:52:57,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:52:57,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:52:57,190 INFO L87 Difference]: Start difference. First operand 3989 states and 7645 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:52:57,459 INFO L93 Difference]: Finished difference Result 6336 states and 12888 transitions. [2021-06-16 15:52:57,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 15:52:57,459 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) Word has length 66 [2021-06-16 15:52:57,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:52:57,474 INFO L225 Difference]: With dead ends: 6336 [2021-06-16 15:52:57,474 INFO L226 Difference]: Without dead ends: 5083 [2021-06-16 15:52:57,475 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 93.1ms TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:52:57,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5083 states. [2021-06-16 15:52:57,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5083 to 4425. [2021-06-16 15:52:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4425 states, 4413 states have (on average 2.094040335372762) internal successors, (9241), 4424 states have internal predecessors, (9241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 4425 states and 9241 transitions. [2021-06-16 15:52:57,559 INFO L78 Accepts]: Start accepts. Automaton has 4425 states and 9241 transitions. Word has length 66 [2021-06-16 15:52:57,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:52:57,561 INFO L482 AbstractCegarLoop]: Abstraction has 4425 states and 9241 transitions. [2021-06-16 15:52:57,563 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,563 INFO L276 IsEmpty]: Start isEmpty. Operand 4425 states and 9241 transitions. [2021-06-16 15:52:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-06-16 15:52:57,566 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:52:57,567 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:52:57,567 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 15:52:57,568 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:52:57,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:52:57,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1346132650, now seen corresponding path program 1 times [2021-06-16 15:52:57,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:52:57,568 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402991071] [2021-06-16 15:52:57,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:52:57,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:52:57,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:57,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:52:57,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:52:57,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:52:57,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:57,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:57,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:52:57,639 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:52:57,639 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402991071] [2021-06-16 15:52:57,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402991071] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:52:57,640 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:52:57,640 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-16 15:52:57,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122932490] [2021-06-16 15:52:57,640 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-16 15:52:57,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:52:57,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-16 15:52:57,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-16 15:52:57,641 INFO L87 Difference]: Start difference. First operand 4425 states and 9241 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:52:57,666 INFO L93 Difference]: Finished difference Result 595 states and 833 transitions. [2021-06-16 15:52:57,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 15:52:57,667 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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) Word has length 80 [2021-06-16 15:52:57,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:52:57,668 INFO L225 Difference]: With dead ends: 595 [2021-06-16 15:52:57,669 INFO L226 Difference]: Without dead ends: 563 [2021-06-16 15:52:57,669 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 21.3ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-16 15:52:57,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2021-06-16 15:52:57,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 563. [2021-06-16 15:52:57,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 561 states have (on average 1.427807486631016) internal successors, (801), 562 states have internal predecessors, (801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 801 transitions. [2021-06-16 15:52:57,675 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 801 transitions. Word has length 80 [2021-06-16 15:52:57,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:52:57,675 INFO L482 AbstractCegarLoop]: Abstraction has 563 states and 801 transitions. [2021-06-16 15:52:57,676 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:52:57,676 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 801 transitions. [2021-06-16 15:52:57,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-06-16 15:52:57,677 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:52:57,677 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:52:57,677 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-16 15:52:57,677 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:52:57,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:52:57,678 INFO L82 PathProgramCache]: Analyzing trace with hash 696295825, now seen corresponding path program 1 times [2021-06-16 15:52:57,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:52:57,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609357974] [2021-06-16 15:52:57,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:52:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:52:58,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:58,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:58,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:58,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:52:58,081 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-06-16 15:52:58,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:52:58,094 INFO L142 QuantifierPusher]: treesize reduction 12, result has 52.0 percent of original size [2021-06-16 15:52:58,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:52:58,105 INFO L142 QuantifierPusher]: treesize reduction 12, result has 52.0 percent of original size [2021-06-16 15:52:58,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:52:58,122 INFO L142 QuantifierPusher]: treesize reduction 12, result has 52.0 percent of original size [2021-06-16 15:52:58,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:52:58,135 INFO L142 QuantifierPusher]: treesize reduction 12, result has 57.1 percent of original size [2021-06-16 15:52:58,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:52:58,149 INFO L142 QuantifierPusher]: treesize reduction 13, result has 58.1 percent of original size [2021-06-16 15:52:58,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 15:52:58,167 INFO L142 QuantifierPusher]: treesize reduction 13, result has 58.1 percent of original size [2021-06-16 15:52:58,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 15:52:58,185 INFO L142 QuantifierPusher]: treesize reduction 13, result has 58.1 percent of original size [2021-06-16 15:52:58,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 15:52:58,205 INFO L142 QuantifierPusher]: treesize reduction 13, result has 61.8 percent of original size [2021-06-16 15:52:58,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:52:58,228 INFO L142 QuantifierPusher]: treesize reduction 13, result has 66.7 percent of original size [2021-06-16 15:52:58,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:52:58,263 INFO L142 QuantifierPusher]: treesize reduction 13, result has 74.5 percent of original size [2021-06-16 15:52:58,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:52:58,306 INFO L142 QuantifierPusher]: treesize reduction 13, result has 76.4 percent of original size [2021-06-16 15:52:58,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:52:58,354 INFO L142 QuantifierPusher]: treesize reduction 13, result has 75.9 percent of original size [2021-06-16 15:52:58,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 15:52:58,389 INFO L142 QuantifierPusher]: treesize reduction 13, result has 75.9 percent of original size [2021-06-16 15:52:58,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 15:52:58,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:58,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 15:52:58,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:58,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 15:52:58,481 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-06-16 15:52:58,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-06-16 15:52:58,582 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.7 percent of original size [2021-06-16 15:52:58,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 154 [2021-06-16 15:52:58,619 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-06-16 15:52:58,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-06-16 15:52:58,628 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.7 percent of original size [2021-06-16 15:52:58,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 154 [2021-06-16 15:52:58,663 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-06-16 15:52:58,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-06-16 15:52:58,671 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-06-16 15:52:58,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-06-16 15:52:58,775 INFO L142 QuantifierPusher]: treesize reduction 37, result has 43.9 percent of original size [2021-06-16 15:52:58,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 15:52:58,800 INFO L142 QuantifierPusher]: treesize reduction 37, result has 40.3 percent of original size [2021-06-16 15:52:58,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 15:52:58,830 INFO L142 QuantifierPusher]: treesize reduction 69, result has 68.1 percent of original size [2021-06-16 15:52:58,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-06-16 15:52:58,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:52:58,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:52:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:52:58,894 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:52:58,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609357974] [2021-06-16 15:52:58,894 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609357974] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:52:58,894 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:52:58,894 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-06-16 15:52:58,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900743685] [2021-06-16 15:52:58,895 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-16 15:52:58,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:52:58,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-16 15:52:58,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=422, Unknown=0, NotChecked=0, Total=506 [2021-06-16 15:52:58,895 INFO L87 Difference]: Start difference. First operand 563 states and 801 transitions. Second operand has 23 states, 23 states have (on average 4.913043478260869) internal successors, (113), 23 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:00,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:00,038 INFO L93 Difference]: Finished difference Result 929 states and 1358 transitions. [2021-06-16 15:53:00,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-16 15:53:00,039 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.913043478260869) internal successors, (113), 23 states have internal predecessors, (113), 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) Word has length 113 [2021-06-16 15:53:00,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:00,041 INFO L225 Difference]: With dead ends: 929 [2021-06-16 15:53:00,041 INFO L226 Difference]: Without dead ends: 894 [2021-06-16 15:53:00,041 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 1211.8ms TimeCoverageRelationStatistics Valid=334, Invalid=1226, Unknown=0, NotChecked=0, Total=1560 [2021-06-16 15:53:00,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2021-06-16 15:53:00,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 834. [2021-06-16 15:53:00,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 832 states have (on average 1.4651442307692308) internal successors, (1219), 833 states have internal predecessors, (1219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1219 transitions. [2021-06-16 15:53:00,053 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1219 transitions. Word has length 113 [2021-06-16 15:53:00,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:00,054 INFO L482 AbstractCegarLoop]: Abstraction has 834 states and 1219 transitions. [2021-06-16 15:53:00,055 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 4.913043478260869) internal successors, (113), 23 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:00,055 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1219 transitions. [2021-06-16 15:53:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-06-16 15:53:00,059 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:00,059 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:00,059 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-16 15:53:00,059 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:00,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:00,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1824601327, now seen corresponding path program 1 times [2021-06-16 15:53:00,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:00,060 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027428831] [2021-06-16 15:53:00,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:00,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:00,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:00,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:00,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:53:00,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:00,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:00,248 INFO L142 QuantifierPusher]: treesize reduction 17, result has 59.5 percent of original size [2021-06-16 15:53:00,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 15:53:00,265 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:00,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:00,275 INFO L142 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-06-16 15:53:00,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:00,290 INFO L142 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size [2021-06-16 15:53:00,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:00,306 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-06-16 15:53:00,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 15:53:00,320 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-06-16 15:53:00,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-16 15:53:00,339 INFO L142 QuantifierPusher]: treesize reduction 16, result has 59.0 percent of original size [2021-06-16 15:53:00,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:00,358 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.7 percent of original size [2021-06-16 15:53:00,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:00,381 INFO L142 QuantifierPusher]: treesize reduction 16, result has 70.9 percent of original size [2021-06-16 15:53:00,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:00,396 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.7 percent of original size [2021-06-16 15:53:00,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:00,409 INFO L142 QuantifierPusher]: treesize reduction 16, result has 70.9 percent of original size [2021-06-16 15:53:00,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:00,423 INFO L142 QuantifierPusher]: treesize reduction 16, result has 66.7 percent of original size [2021-06-16 15:53:00,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:00,435 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:00,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:00,451 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:00,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:00,452 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:00,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:00,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:00,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:00,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:00,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:00,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:00,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:00,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:00,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:00,512 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:00,512 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027428831] [2021-06-16 15:53:00,512 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027428831] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:00,513 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:00,513 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-16 15:53:00,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523643978] [2021-06-16 15:53:00,513 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-16 15:53:00,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:00,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-16 15:53:00,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-06-16 15:53:00,514 INFO L87 Difference]: Start difference. First operand 834 states and 1219 transitions. Second operand has 17 states, 17 states have (on average 6.647058823529412) internal successors, (113), 17 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:01,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:01,356 INFO L93 Difference]: Finished difference Result 832 states and 1217 transitions. [2021-06-16 15:53:01,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-16 15:53:01,356 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.647058823529412) internal successors, (113), 17 states have internal predecessors, (113), 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) Word has length 113 [2021-06-16 15:53:01,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:01,358 INFO L225 Difference]: With dead ends: 832 [2021-06-16 15:53:01,358 INFO L226 Difference]: Without dead ends: 832 [2021-06-16 15:53:01,359 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 773.9ms TimeCoverageRelationStatistics Valid=260, Invalid=732, Unknown=0, NotChecked=0, Total=992 [2021-06-16 15:53:01,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 832 states. [2021-06-16 15:53:01,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 832 to 832. [2021-06-16 15:53:01,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 831 states have (on average 1.4645006016847173) internal successors, (1217), 831 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1217 transitions. [2021-06-16 15:53:01,368 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1217 transitions. Word has length 113 [2021-06-16 15:53:01,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:01,368 INFO L482 AbstractCegarLoop]: Abstraction has 832 states and 1217 transitions. [2021-06-16 15:53:01,368 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 6.647058823529412) internal successors, (113), 17 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1217 transitions. [2021-06-16 15:53:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:01,370 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:01,370 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:01,370 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-16 15:53:01,370 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:01,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:01,370 INFO L82 PathProgramCache]: Analyzing trace with hash 656207771, now seen corresponding path program 1 times [2021-06-16 15:53:01,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:01,371 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379405876] [2021-06-16 15:53:01,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:01,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:01,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:01,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:01,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:01,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 15:53:01,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:01,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:53:01,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:53:01,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:53:01,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:01,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:53:01,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:53:01,650 INFO L142 QuantifierPusher]: treesize reduction 14, result has 67.4 percent of original size [2021-06-16 15:53:01,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 15:53:01,679 INFO L142 QuantifierPusher]: treesize reduction 14, result has 72.5 percent of original size [2021-06-16 15:53:01,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 15:53:01,715 INFO L142 QuantifierPusher]: treesize reduction 14, result has 72.5 percent of original size [2021-06-16 15:53:01,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 15:53:01,751 INFO L142 QuantifierPusher]: treesize reduction 27, result has 67.1 percent of original size [2021-06-16 15:53:01,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 15:53:01,815 INFO L142 QuantifierPusher]: treesize reduction 27, result has 63.0 percent of original size [2021-06-16 15:53:01,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:01,818 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-06-16 15:53:01,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:01,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:01,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:01,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:01,820 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:01,820 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379405876] [2021-06-16 15:53:01,820 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379405876] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:01,820 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:01,820 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-06-16 15:53:01,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740347166] [2021-06-16 15:53:01,820 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-16 15:53:01,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:01,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-16 15:53:01,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-06-16 15:53:01,821 INFO L87 Difference]: Start difference. First operand 832 states and 1217 transitions. Second operand has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:02,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:02,320 INFO L93 Difference]: Finished difference Result 693 states and 925 transitions. [2021-06-16 15:53:02,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 15:53:02,320 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:02,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:02,322 INFO L225 Difference]: With dead ends: 693 [2021-06-16 15:53:02,322 INFO L226 Difference]: Without dead ends: 635 [2021-06-16 15:53:02,322 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 517.2ms TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2021-06-16 15:53:02,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2021-06-16 15:53:02,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 635. [2021-06-16 15:53:02,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 635 states, 634 states have (on average 1.3675078864353312) internal successors, (867), 634 states have internal predecessors, (867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:02,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 867 transitions. [2021-06-16 15:53:02,329 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 867 transitions. Word has length 119 [2021-06-16 15:53:02,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:02,329 INFO L482 AbstractCegarLoop]: Abstraction has 635 states and 867 transitions. [2021-06-16 15:53:02,329 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 7.933333333333334) internal successors, (119), 15 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:02,330 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 867 transitions. [2021-06-16 15:53:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:02,331 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:02,331 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:02,331 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-16 15:53:02,331 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:02,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:02,331 INFO L82 PathProgramCache]: Analyzing trace with hash 554997629, now seen corresponding path program 2 times [2021-06-16 15:53:02,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:02,331 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322078553] [2021-06-16 15:53:02,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:02,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:02,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:02,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:02,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:02,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:02,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:02,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:02,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:02,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:02,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:02,550 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-06-16 15:53:02,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:02,563 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-06-16 15:53:02,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:02,578 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-06-16 15:53:02,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:02,597 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-06-16 15:53:02,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:02,617 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-06-16 15:53:02,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:02,638 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-06-16 15:53:02,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:02,661 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-06-16 15:53:02,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:02,692 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-06-16 15:53:02,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:02,707 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-06-16 15:53:02,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:02,730 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:02,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:02,779 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:02,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:02,830 INFO L142 QuantifierPusher]: treesize reduction 26, result has 55.9 percent of original size [2021-06-16 15:53:02,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-16 15:53:02,864 INFO L142 QuantifierPusher]: treesize reduction 26, result has 50.9 percent of original size [2021-06-16 15:53:02,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:02,905 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-06-16 15:53:02,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:02,944 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-06-16 15:53:02,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:02,974 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-06-16 15:53:02,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:02,994 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-06-16 15:53:02,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:02,997 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-06-16 15:53:02,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:03,035 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:03,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:03,061 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:03,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:03,090 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:03,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:03,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:03,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:03,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:03,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:03,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:03,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:03,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:03,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:03,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:03,170 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:03,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322078553] [2021-06-16 15:53:03,171 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322078553] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:03,171 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:03,171 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 15:53:03,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383848669] [2021-06-16 15:53:03,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 15:53:03,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:03,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 15:53:03,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-06-16 15:53:03,172 INFO L87 Difference]: Start difference. First operand 635 states and 867 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:04,429 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 64 [2021-06-16 15:53:04,650 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2021-06-16 15:53:05,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:05,671 INFO L93 Difference]: Finished difference Result 772 states and 1083 transitions. [2021-06-16 15:53:05,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-16 15:53:05,671 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:05,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:05,673 INFO L225 Difference]: With dead ends: 772 [2021-06-16 15:53:05,673 INFO L226 Difference]: Without dead ends: 632 [2021-06-16 15:53:05,673 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 389 ImplicationChecksByTransitivity, 2410.9ms TimeCoverageRelationStatistics Valid=434, Invalid=2116, Unknown=0, NotChecked=0, Total=2550 [2021-06-16 15:53:05,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2021-06-16 15:53:05,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 632. [2021-06-16 15:53:05,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 631 states have (on average 1.364500792393027) internal successors, (861), 631 states have internal predecessors, (861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:05,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 861 transitions. [2021-06-16 15:53:05,680 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 861 transitions. Word has length 119 [2021-06-16 15:53:05,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:05,680 INFO L482 AbstractCegarLoop]: Abstraction has 632 states and 861 transitions. [2021-06-16 15:53:05,680 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:05,680 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 861 transitions. [2021-06-16 15:53:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:05,681 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:05,681 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:05,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-16 15:53:05,681 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:05,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:05,682 INFO L82 PathProgramCache]: Analyzing trace with hash 61381695, now seen corresponding path program 3 times [2021-06-16 15:53:05,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:05,682 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502736796] [2021-06-16 15:53:05,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:05,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:05,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:05,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:05,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:05,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:05,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:05,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:05,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:05,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:05,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:05,880 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-06-16 15:53:05,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:05,892 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-06-16 15:53:05,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:05,907 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-06-16 15:53:05,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:05,923 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-06-16 15:53:05,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:05,944 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-06-16 15:53:05,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:05,963 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-06-16 15:53:05,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:05,985 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-06-16 15:53:05,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:06,012 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-06-16 15:53:06,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:06,027 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-06-16 15:53:06,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:06,050 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:06,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:06,102 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:06,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:06,155 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-06-16 15:53:06,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:06,208 INFO L142 QuantifierPusher]: treesize reduction 26, result has 50.9 percent of original size [2021-06-16 15:53:06,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:06,243 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-06-16 15:53:06,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:06,297 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-06-16 15:53:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:06,325 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-06-16 15:53:06,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:06,346 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-06-16 15:53:06,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:06,348 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-06-16 15:53:06,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:06,387 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:06,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:06,419 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:06,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:06,444 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:06,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:06,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:06,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:06,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:06,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:06,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:06,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:06,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:06,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:06,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:06,529 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:06,529 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502736796] [2021-06-16 15:53:06,530 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502736796] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:06,530 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:06,530 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 15:53:06,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997266115] [2021-06-16 15:53:06,530 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 15:53:06,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:06,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 15:53:06,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-06-16 15:53:06,531 INFO L87 Difference]: Start difference. First operand 632 states and 861 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:07,180 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 48 [2021-06-16 15:53:07,714 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 60 [2021-06-16 15:53:07,999 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2021-06-16 15:53:08,165 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2021-06-16 15:53:09,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:09,334 INFO L93 Difference]: Finished difference Result 775 states and 1087 transitions. [2021-06-16 15:53:09,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-16 15:53:09,334 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:09,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:09,336 INFO L225 Difference]: With dead ends: 775 [2021-06-16 15:53:09,336 INFO L226 Difference]: Without dead ends: 638 [2021-06-16 15:53:09,336 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433 ImplicationChecksByTransitivity, 2620.8ms TimeCoverageRelationStatistics Valid=468, Invalid=2288, Unknown=0, NotChecked=0, Total=2756 [2021-06-16 15:53:09,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2021-06-16 15:53:09,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 634. [2021-06-16 15:53:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 634 states, 633 states have (on average 1.363349131121643) internal successors, (863), 633 states have internal predecessors, (863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 863 transitions. [2021-06-16 15:53:09,342 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 863 transitions. Word has length 119 [2021-06-16 15:53:09,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:09,343 INFO L482 AbstractCegarLoop]: Abstraction has 634 states and 863 transitions. [2021-06-16 15:53:09,343 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 863 transitions. [2021-06-16 15:53:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:09,344 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:09,344 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:09,344 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-16 15:53:09,344 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:09,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:09,344 INFO L82 PathProgramCache]: Analyzing trace with hash 2041233499, now seen corresponding path program 4 times [2021-06-16 15:53:09,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:09,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170811233] [2021-06-16 15:53:09,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:09,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:09,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:09,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:09,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:09,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:09,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:09,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:09,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:09,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:09,527 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-06-16 15:53:09,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:09,539 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-06-16 15:53:09,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:09,553 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-06-16 15:53:09,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:09,570 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-06-16 15:53:09,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:09,591 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-06-16 15:53:09,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:09,610 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-06-16 15:53:09,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:09,632 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-06-16 15:53:09,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:09,659 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-06-16 15:53:09,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:09,674 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-06-16 15:53:09,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:09,704 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:09,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:09,753 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:09,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:09,803 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-06-16 15:53:09,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:09,854 INFO L142 QuantifierPusher]: treesize reduction 24, result has 69.6 percent of original size [2021-06-16 15:53:09,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 15:53:09,916 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-06-16 15:53:09,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:09,956 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-06-16 15:53:09,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:09,983 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-06-16 15:53:09,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:10,018 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-06-16 15:53:10,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:10,019 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-06-16 15:53:10,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:10,056 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:10,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:10,081 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:10,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:10,104 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:10,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:10,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:10,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:10,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:10,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:10,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:10,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:10,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:10,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:10,199 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:10,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170811233] [2021-06-16 15:53:10,199 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170811233] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:10,199 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:10,199 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 15:53:10,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517944392] [2021-06-16 15:53:10,199 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 15:53:10,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:10,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 15:53:10,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-06-16 15:53:10,200 INFO L87 Difference]: Start difference. First operand 634 states and 863 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:11,489 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2021-06-16 15:53:12,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:12,714 INFO L93 Difference]: Finished difference Result 779 states and 1095 transitions. [2021-06-16 15:53:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 15:53:12,721 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:12,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:12,722 INFO L225 Difference]: With dead ends: 779 [2021-06-16 15:53:12,722 INFO L226 Difference]: Without dead ends: 629 [2021-06-16 15:53:12,723 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 2429.4ms TimeCoverageRelationStatistics Valid=438, Invalid=2214, Unknown=0, NotChecked=0, Total=2652 [2021-06-16 15:53:12,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2021-06-16 15:53:12,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 629. [2021-06-16 15:53:12,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 629 states, 628 states have (on average 1.3614649681528663) internal successors, (855), 628 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:12,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 855 transitions. [2021-06-16 15:53:12,729 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 855 transitions. Word has length 119 [2021-06-16 15:53:12,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:12,729 INFO L482 AbstractCegarLoop]: Abstraction has 629 states and 855 transitions. [2021-06-16 15:53:12,729 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:12,729 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 855 transitions. [2021-06-16 15:53:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:12,730 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:12,730 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:12,731 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-16 15:53:12,731 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:12,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:12,731 INFO L82 PathProgramCache]: Analyzing trace with hash 28453211, now seen corresponding path program 5 times [2021-06-16 15:53:12,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:12,731 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187890150] [2021-06-16 15:53:12,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:12,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:12,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:12,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:12,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:12,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:12,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:12,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:12,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:12,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:12,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:12,927 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-06-16 15:53:12,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:12,948 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-06-16 15:53:12,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:12,963 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-06-16 15:53:12,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:12,980 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-06-16 15:53:12,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:13,000 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-06-16 15:53:13,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:13,018 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-06-16 15:53:13,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:13,040 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-06-16 15:53:13,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:13,065 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-06-16 15:53:13,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:13,081 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-06-16 15:53:13,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:13,103 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:13,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:13,164 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-06-16 15:53:13,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:13,215 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-06-16 15:53:13,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:13,266 INFO L142 QuantifierPusher]: treesize reduction 26, result has 50.9 percent of original size [2021-06-16 15:53:13,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:13,301 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-06-16 15:53:13,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:13,343 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-06-16 15:53:13,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:13,371 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-06-16 15:53:13,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:13,391 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-06-16 15:53:13,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:13,393 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-06-16 15:53:13,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:13,431 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:13,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:13,459 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:13,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:13,488 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:13,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:13,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:13,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:13,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:13,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:13,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:13,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:13,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:13,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:13,576 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:13,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187890150] [2021-06-16 15:53:13,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187890150] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:13,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:13,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 15:53:13,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564740646] [2021-06-16 15:53:13,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 15:53:13,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:13,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 15:53:13,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-06-16 15:53:13,578 INFO L87 Difference]: Start difference. First operand 629 states and 855 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:14,827 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2021-06-16 15:53:14,973 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 66 [2021-06-16 15:53:16,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:16,226 INFO L93 Difference]: Finished difference Result 784 states and 1105 transitions. [2021-06-16 15:53:16,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-16 15:53:16,226 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:16,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:16,228 INFO L225 Difference]: With dead ends: 784 [2021-06-16 15:53:16,228 INFO L226 Difference]: Without dead ends: 647 [2021-06-16 15:53:16,228 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 2621.3ms TimeCoverageRelationStatistics Valid=490, Invalid=2372, Unknown=0, NotChecked=0, Total=2862 [2021-06-16 15:53:16,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2021-06-16 15:53:16,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 637. [2021-06-16 15:53:16,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 637 states, 636 states have (on average 1.3663522012578617) internal successors, (869), 636 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 869 transitions. [2021-06-16 15:53:16,239 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 869 transitions. Word has length 119 [2021-06-16 15:53:16,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:16,239 INFO L482 AbstractCegarLoop]: Abstraction has 637 states and 869 transitions. [2021-06-16 15:53:16,239 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 869 transitions. [2021-06-16 15:53:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:16,240 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:16,241 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:16,241 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-16 15:53:16,241 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:16,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:16,241 INFO L82 PathProgramCache]: Analyzing trace with hash 2008305015, now seen corresponding path program 6 times [2021-06-16 15:53:16,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:16,241 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904243129] [2021-06-16 15:53:16,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:16,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:16,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:16,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:16,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:16,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:16,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:16,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:16,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:16,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:16,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:16,555 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-06-16 15:53:16,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:16,566 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-06-16 15:53:16,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:16,580 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-06-16 15:53:16,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:16,595 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-06-16 15:53:16,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:16,613 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-06-16 15:53:16,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:16,635 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-06-16 15:53:16,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:16,657 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-06-16 15:53:16,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:16,682 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-06-16 15:53:16,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:16,697 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-06-16 15:53:16,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:16,719 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:16,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:16,767 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-06-16 15:53:16,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:16,815 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-06-16 15:53:16,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:16,864 INFO L142 QuantifierPusher]: treesize reduction 24, result has 69.6 percent of original size [2021-06-16 15:53:16,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 15:53:16,922 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-06-16 15:53:16,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:16,963 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-06-16 15:53:16,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:16,990 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-06-16 15:53:16,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:17,010 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-06-16 15:53:17,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:17,020 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-06-16 15:53:17,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:17,057 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:17,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:17,083 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:17,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:17,120 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:17,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:17,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:17,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:17,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:17,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:17,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:17,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:17,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:17,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:17,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:17,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904243129] [2021-06-16 15:53:17,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904243129] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:17,204 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:17,204 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 15:53:17,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97024503] [2021-06-16 15:53:17,205 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 15:53:17,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:17,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 15:53:17,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-06-16 15:53:17,205 INFO L87 Difference]: Start difference. First operand 637 states and 869 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:18,509 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2021-06-16 15:53:18,668 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-06-16 15:53:18,920 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 63 [2021-06-16 15:53:19,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:19,880 INFO L93 Difference]: Finished difference Result 792 states and 1119 transitions. [2021-06-16 15:53:19,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-16 15:53:19,880 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:19,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:19,881 INFO L225 Difference]: With dead ends: 792 [2021-06-16 15:53:19,881 INFO L226 Difference]: Without dead ends: 645 [2021-06-16 15:53:19,882 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 462 ImplicationChecksByTransitivity, 2652.5ms TimeCoverageRelationStatistics Valid=475, Invalid=2387, Unknown=0, NotChecked=0, Total=2862 [2021-06-16 15:53:19,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2021-06-16 15:53:19,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 635. [2021-06-16 15:53:19,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 635 states, 634 states have (on average 1.364353312302839) internal successors, (865), 634 states have internal predecessors, (865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 865 transitions. [2021-06-16 15:53:19,888 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 865 transitions. Word has length 119 [2021-06-16 15:53:19,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:19,888 INFO L482 AbstractCegarLoop]: Abstraction has 635 states and 865 transitions. [2021-06-16 15:53:19,888 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 865 transitions. [2021-06-16 15:53:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:19,889 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:19,889 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:19,889 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-16 15:53:19,889 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:19,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:19,890 INFO L82 PathProgramCache]: Analyzing trace with hash 698681213, now seen corresponding path program 7 times [2021-06-16 15:53:19,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:19,890 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940067372] [2021-06-16 15:53:19,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:20,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:20,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:20,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:20,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:20,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:20,097 INFO L142 QuantifierPusher]: treesize reduction 28, result has 45.1 percent of original size [2021-06-16 15:53:20,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:20,109 INFO L142 QuantifierPusher]: treesize reduction 28, result has 53.3 percent of original size [2021-06-16 15:53:20,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:20,123 INFO L142 QuantifierPusher]: treesize reduction 15, result has 69.4 percent of original size [2021-06-16 15:53:20,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:20,138 INFO L142 QuantifierPusher]: treesize reduction 15, result has 71.7 percent of original size [2021-06-16 15:53:20,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:20,159 INFO L142 QuantifierPusher]: treesize reduction 15, result has 66.7 percent of original size [2021-06-16 15:53:20,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:20,180 INFO L142 QuantifierPusher]: treesize reduction 19, result has 65.5 percent of original size [2021-06-16 15:53:20,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:20,202 INFO L142 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size [2021-06-16 15:53:20,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:20,228 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-06-16 15:53:20,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:20,243 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.7 percent of original size [2021-06-16 15:53:20,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:20,265 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.6 percent of original size [2021-06-16 15:53:20,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:20,314 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.6 percent of original size [2021-06-16 15:53:20,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:20,375 INFO L142 QuantifierPusher]: treesize reduction 24, result has 69.6 percent of original size [2021-06-16 15:53:20,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 15:53:20,421 INFO L142 QuantifierPusher]: treesize reduction 24, result has 69.6 percent of original size [2021-06-16 15:53:20,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 15:53:20,482 INFO L142 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-06-16 15:53:20,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:20,523 INFO L142 QuantifierPusher]: treesize reduction 22, result has 59.3 percent of original size [2021-06-16 15:53:20,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:20,551 INFO L142 QuantifierPusher]: treesize reduction 14, result has 75.0 percent of original size [2021-06-16 15:53:20,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:20,572 INFO L142 QuantifierPusher]: treesize reduction 14, result has 69.6 percent of original size [2021-06-16 15:53:20,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:20,574 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-06-16 15:53:20,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:20,612 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:20,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:20,638 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:20,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:20,661 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:20,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:20,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:20,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:20,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:20,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:20,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:20,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:20,745 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:20,745 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940067372] [2021-06-16 15:53:20,745 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940067372] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:20,745 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:20,745 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-06-16 15:53:20,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479615125] [2021-06-16 15:53:20,746 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-16 15:53:20,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:20,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-16 15:53:20,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=639, Unknown=0, NotChecked=0, Total=702 [2021-06-16 15:53:20,746 INFO L87 Difference]: Start difference. First operand 635 states and 865 transitions. Second operand has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:22,512 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2021-06-16 15:53:22,693 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-06-16 15:53:23,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:23,286 INFO L93 Difference]: Finished difference Result 810 states and 1151 transitions. [2021-06-16 15:53:23,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-16 15:53:23,286 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:23,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:23,287 INFO L225 Difference]: With dead ends: 810 [2021-06-16 15:53:23,287 INFO L226 Difference]: Without dead ends: 581 [2021-06-16 15:53:23,288 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 2557.6ms TimeCoverageRelationStatistics Valid=449, Invalid=2307, Unknown=0, NotChecked=0, Total=2756 [2021-06-16 15:53:23,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2021-06-16 15:53:23,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 581. [2021-06-16 15:53:23,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 580 states have (on average 1.3758620689655172) internal successors, (798), 580 states have internal predecessors, (798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:23,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 798 transitions. [2021-06-16 15:53:23,294 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 798 transitions. Word has length 119 [2021-06-16 15:53:23,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:23,294 INFO L482 AbstractCegarLoop]: Abstraction has 581 states and 798 transitions. [2021-06-16 15:53:23,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.407407407407407) internal successors, (119), 27 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:23,294 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 798 transitions. [2021-06-16 15:53:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:23,295 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:23,295 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:23,295 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-16 15:53:23,295 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:23,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:23,296 INFO L82 PathProgramCache]: Analyzing trace with hash -1462901095, now seen corresponding path program 8 times [2021-06-16 15:53:23,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:23,296 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707399320] [2021-06-16 15:53:23,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:23,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:23,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:23,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:23,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:23,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:23,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:23,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:23,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:23,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:23,460 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-16 15:53:23,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:23,487 INFO L142 QuantifierPusher]: treesize reduction 36, result has 50.7 percent of original size [2021-06-16 15:53:23,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-16 15:53:23,511 INFO L142 QuantifierPusher]: treesize reduction 37, result has 57.5 percent of original size [2021-06-16 15:53:23,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 15:53:23,545 INFO L142 QuantifierPusher]: treesize reduction 20, result has 68.3 percent of original size [2021-06-16 15:53:23,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:23,579 INFO L142 QuantifierPusher]: treesize reduction 21, result has 68.7 percent of original size [2021-06-16 15:53:23,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:23,608 INFO L142 QuantifierPusher]: treesize reduction 21, result has 64.4 percent of original size [2021-06-16 15:53:23,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:23,636 INFO L142 QuantifierPusher]: treesize reduction 24, result has 66.7 percent of original size [2021-06-16 15:53:23,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-16 15:53:23,670 INFO L142 QuantifierPusher]: treesize reduction 25, result has 63.2 percent of original size [2021-06-16 15:53:23,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:23,704 INFO L142 QuantifierPusher]: treesize reduction 25, result has 64.8 percent of original size [2021-06-16 15:53:23,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:23,718 INFO L142 QuantifierPusher]: treesize reduction 25, result has 60.3 percent of original size [2021-06-16 15:53:23,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:23,743 INFO L142 QuantifierPusher]: treesize reduction 25, result has 56.1 percent of original size [2021-06-16 15:53:23,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:23,765 INFO L142 QuantifierPusher]: treesize reduction 25, result has 63.2 percent of original size [2021-06-16 15:53:23,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:23,824 INFO L142 QuantifierPusher]: treesize reduction 25, result has 63.2 percent of original size [2021-06-16 15:53:23,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:23,825 INFO L142 QuantifierPusher]: treesize reduction 25, result has 63.2 percent of original size [2021-06-16 15:53:23,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:23,876 INFO L142 QuantifierPusher]: treesize reduction 33, result has 48.4 percent of original size [2021-06-16 15:53:23,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 15:53:23,910 INFO L142 QuantifierPusher]: treesize reduction 33, result has 58.2 percent of original size [2021-06-16 15:53:23,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:23,950 INFO L142 QuantifierPusher]: treesize reduction 33, result has 49.2 percent of original size [2021-06-16 15:53:23,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:23,980 INFO L142 QuantifierPusher]: treesize reduction 21, result has 66.7 percent of original size [2021-06-16 15:53:23,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:24,002 INFO L142 QuantifierPusher]: treesize reduction 21, result has 66.1 percent of original size [2021-06-16 15:53:24,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 15:53:24,030 INFO L142 QuantifierPusher]: treesize reduction 21, result has 66.1 percent of original size [2021-06-16 15:53:24,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-16 15:53:24,032 INFO L142 QuantifierPusher]: treesize reduction 56, result has 39.1 percent of original size [2021-06-16 15:53:24,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:24,059 INFO L142 QuantifierPusher]: treesize reduction 21, result has 60.4 percent of original size [2021-06-16 15:53:24,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:24,086 INFO L142 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size [2021-06-16 15:53:24,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:24,110 INFO L142 QuantifierPusher]: treesize reduction 10, result has 68.8 percent of original size [2021-06-16 15:53:24,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 15:53:24,133 INFO L142 QuantifierPusher]: treesize reduction 15, result has 51.6 percent of original size [2021-06-16 15:53:24,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:53:24,158 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-06-16 15:53:24,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:24,184 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-06-16 15:53:24,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:24,210 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:24,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:24,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:24,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:24,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:24,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:24,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:24,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:24,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:24,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:24,309 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:24,310 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707399320] [2021-06-16 15:53:24,310 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707399320] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:24,310 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:24,310 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-06-16 15:53:24,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373296127] [2021-06-16 15:53:24,310 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-16 15:53:24,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:24,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-16 15:53:24,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=842, Unknown=0, NotChecked=0, Total=930 [2021-06-16 15:53:24,311 INFO L87 Difference]: Start difference. First operand 581 states and 798 transitions. Second operand has 31 states, 31 states have (on average 3.838709677419355) internal successors, (119), 31 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:25,796 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 64 [2021-06-16 15:53:27,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:27,230 INFO L93 Difference]: Finished difference Result 716 states and 1012 transitions. [2021-06-16 15:53:27,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-16 15:53:27,230 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 3.838709677419355) internal successors, (119), 31 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:27,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:27,231 INFO L225 Difference]: With dead ends: 716 [2021-06-16 15:53:27,231 INFO L226 Difference]: Without dead ends: 579 [2021-06-16 15:53:27,232 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 712 ImplicationChecksByTransitivity, 2915.5ms TimeCoverageRelationStatistics Valid=600, Invalid=3182, Unknown=0, NotChecked=0, Total=3782 [2021-06-16 15:53:27,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2021-06-16 15:53:27,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 579. [2021-06-16 15:53:27,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 579 states, 578 states have (on average 1.3737024221453287) internal successors, (794), 578 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:27,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 794 transitions. [2021-06-16 15:53:27,239 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 794 transitions. Word has length 119 [2021-06-16 15:53:27,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:27,239 INFO L482 AbstractCegarLoop]: Abstraction has 579 states and 794 transitions. [2021-06-16 15:53:27,239 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 3.838709677419355) internal successors, (119), 31 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 794 transitions. [2021-06-16 15:53:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:27,240 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:27,240 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:27,240 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-16 15:53:27,240 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:27,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:27,240 INFO L82 PathProgramCache]: Analyzing trace with hash 516950709, now seen corresponding path program 9 times [2021-06-16 15:53:27,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:27,241 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937436247] [2021-06-16 15:53:27,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:27,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:27,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:27,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:27,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:27,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:27,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:27,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:27,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:27,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:27,415 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-16 15:53:27,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:27,448 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-06-16 15:53:27,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 15:53:27,472 INFO L142 QuantifierPusher]: treesize reduction 35, result has 55.7 percent of original size [2021-06-16 15:53:27,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 15:53:27,505 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.0 percent of original size [2021-06-16 15:53:27,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-16 15:53:27,543 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-06-16 15:53:27,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 15:53:27,587 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-06-16 15:53:27,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 15:53:27,652 INFO L142 QuantifierPusher]: treesize reduction 24, result has 65.7 percent of original size [2021-06-16 15:53:27,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:27,660 INFO L142 QuantifierPusher]: treesize reduction 20, result has 66.7 percent of original size [2021-06-16 15:53:27,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 15:53:27,691 INFO L142 QuantifierPusher]: treesize reduction 20, result has 68.8 percent of original size [2021-06-16 15:53:27,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 15:53:27,720 INFO L142 QuantifierPusher]: treesize reduction 20, result has 64.3 percent of original size [2021-06-16 15:53:27,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:27,765 INFO L142 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-06-16 15:53:27,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:27,801 INFO L142 QuantifierPusher]: treesize reduction 27, result has 67.9 percent of original size [2021-06-16 15:53:27,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-16 15:53:27,855 INFO L142 QuantifierPusher]: treesize reduction 27, result has 70.7 percent of original size [2021-06-16 15:53:27,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-16 15:53:27,876 INFO L142 QuantifierPusher]: treesize reduction 27, result has 65.4 percent of original size [2021-06-16 15:53:27,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-16 15:53:27,894 INFO L142 QuantifierPusher]: treesize reduction 32, result has 58.4 percent of original size [2021-06-16 15:53:27,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:27,931 INFO L142 QuantifierPusher]: treesize reduction 32, result has 63.6 percent of original size [2021-06-16 15:53:27,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-16 15:53:27,979 INFO L142 QuantifierPusher]: treesize reduction 39, result has 53.6 percent of original size [2021-06-16 15:53:27,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:27,997 INFO L142 QuantifierPusher]: treesize reduction 39, result has 53.6 percent of original size [2021-06-16 15:53:27,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:28,052 INFO L142 QuantifierPusher]: treesize reduction 29, result has 66.3 percent of original size [2021-06-16 15:53:28,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-16 15:53:28,113 INFO L142 QuantifierPusher]: treesize reduction 47, result has 46.0 percent of original size [2021-06-16 15:53:28,113 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-06-16 15:53:28,152 INFO L142 QuantifierPusher]: treesize reduction 27, result has 47.1 percent of original size [2021-06-16 15:53:28,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:53:28,176 INFO L142 QuantifierPusher]: treesize reduction 19, result has 60.4 percent of original size [2021-06-16 15:53:28,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 15:53:28,213 INFO L142 QuantifierPusher]: treesize reduction 19, result has 55.8 percent of original size [2021-06-16 15:53:28,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:53:28,217 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-06-16 15:53:28,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 15:53:28,243 INFO L142 QuantifierPusher]: treesize reduction 29, result has 32.6 percent of original size [2021-06-16 15:53:28,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:53:28,265 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-06-16 15:53:28,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 15:53:28,290 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-06-16 15:53:28,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:53:28,313 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 15:53:28,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:53:28,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:28,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:28,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:28,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:28,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:28,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:28,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:28,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:28,401 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:28,401 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937436247] [2021-06-16 15:53:28,401 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937436247] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:28,401 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:28,401 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-06-16 15:53:28,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499827456] [2021-06-16 15:53:28,402 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-16 15:53:28,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:28,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-16 15:53:28,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=794, Unknown=0, NotChecked=0, Total=870 [2021-06-16 15:53:28,402 INFO L87 Difference]: Start difference. First operand 579 states and 794 transitions. Second operand has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:31,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:31,226 INFO L93 Difference]: Finished difference Result 724 states and 1026 transitions. [2021-06-16 15:53:31,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-16 15:53:31,228 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:31,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:31,228 INFO L225 Difference]: With dead ends: 724 [2021-06-16 15:53:31,228 INFO L226 Difference]: Without dead ends: 577 [2021-06-16 15:53:31,229 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 788 ImplicationChecksByTransitivity, 3067.5ms TimeCoverageRelationStatistics Valid=663, Invalid=3369, Unknown=0, NotChecked=0, Total=4032 [2021-06-16 15:53:31,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2021-06-16 15:53:31,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 577. [2021-06-16 15:53:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 576 states have (on average 1.3715277777777777) internal successors, (790), 576 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:31,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 790 transitions. [2021-06-16 15:53:31,235 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 790 transitions. Word has length 119 [2021-06-16 15:53:31,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:31,235 INFO L482 AbstractCegarLoop]: Abstraction has 577 states and 790 transitions. [2021-06-16 15:53:31,235 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 790 transitions. [2021-06-16 15:53:31,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:31,236 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:31,237 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:31,237 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-16 15:53:31,237 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:31,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:31,237 INFO L82 PathProgramCache]: Analyzing trace with hash -792673093, now seen corresponding path program 10 times [2021-06-16 15:53:31,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:31,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655776960] [2021-06-16 15:53:31,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:31,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:31,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:31,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:31,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:31,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:31,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:31,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:31,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:31,416 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-16 15:53:31,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:31,435 INFO L142 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-06-16 15:53:31,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-16 15:53:31,456 INFO L142 QuantifierPusher]: treesize reduction 35, result has 55.7 percent of original size [2021-06-16 15:53:31,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 15:53:31,486 INFO L142 QuantifierPusher]: treesize reduction 30, result has 62.0 percent of original size [2021-06-16 15:53:31,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-16 15:53:31,521 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-06-16 15:53:31,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 15:53:31,564 INFO L142 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size [2021-06-16 15:53:31,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 15:53:31,609 INFO L142 QuantifierPusher]: treesize reduction 24, result has 65.7 percent of original size [2021-06-16 15:53:31,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:31,618 INFO L142 QuantifierPusher]: treesize reduction 20, result has 66.7 percent of original size [2021-06-16 15:53:31,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 15:53:31,647 INFO L142 QuantifierPusher]: treesize reduction 20, result has 68.8 percent of original size [2021-06-16 15:53:31,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-16 15:53:31,678 INFO L142 QuantifierPusher]: treesize reduction 20, result has 64.3 percent of original size [2021-06-16 15:53:31,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:31,707 INFO L142 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-06-16 15:53:31,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-16 15:53:31,742 INFO L142 QuantifierPusher]: treesize reduction 27, result has 67.9 percent of original size [2021-06-16 15:53:31,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-16 15:53:31,784 INFO L142 QuantifierPusher]: treesize reduction 27, result has 70.7 percent of original size [2021-06-16 15:53:31,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-16 15:53:31,812 INFO L142 QuantifierPusher]: treesize reduction 27, result has 65.4 percent of original size [2021-06-16 15:53:31,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-16 15:53:31,873 INFO L142 QuantifierPusher]: treesize reduction 32, result has 58.4 percent of original size [2021-06-16 15:53:31,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:31,915 INFO L142 QuantifierPusher]: treesize reduction 32, result has 63.6 percent of original size [2021-06-16 15:53:31,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-16 15:53:31,970 INFO L142 QuantifierPusher]: treesize reduction 39, result has 53.6 percent of original size [2021-06-16 15:53:31,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:53:31,988 INFO L142 QuantifierPusher]: treesize reduction 29, result has 66.3 percent of original size [2021-06-16 15:53:31,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-16 15:53:32,051 INFO L142 QuantifierPusher]: treesize reduction 29, result has 66.3 percent of original size [2021-06-16 15:53:32,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-06-16 15:53:32,100 INFO L142 QuantifierPusher]: treesize reduction 47, result has 46.0 percent of original size [2021-06-16 15:53:32,101 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-06-16 15:53:32,140 INFO L142 QuantifierPusher]: treesize reduction 27, result has 47.1 percent of original size [2021-06-16 15:53:32,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:53:32,165 INFO L142 QuantifierPusher]: treesize reduction 19, result has 60.4 percent of original size [2021-06-16 15:53:32,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-16 15:53:32,198 INFO L142 QuantifierPusher]: treesize reduction 19, result has 55.8 percent of original size [2021-06-16 15:53:32,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:53:32,199 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-06-16 15:53:32,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 15:53:32,223 INFO L142 QuantifierPusher]: treesize reduction 29, result has 32.6 percent of original size [2021-06-16 15:53:32,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:53:32,248 INFO L142 QuantifierPusher]: treesize reduction 19, result has 51.3 percent of original size [2021-06-16 15:53:32,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-16 15:53:32,273 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-06-16 15:53:32,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:53:32,306 INFO L142 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size [2021-06-16 15:53:32,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:53:32,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:32,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:32,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:32,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:32,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:32,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:32,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:32,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:32,391 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:32,391 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655776960] [2021-06-16 15:53:32,391 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655776960] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:32,391 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:32,391 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-06-16 15:53:32,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835109143] [2021-06-16 15:53:32,391 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-16 15:53:32,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:32,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-16 15:53:32,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=794, Unknown=0, NotChecked=0, Total=870 [2021-06-16 15:53:32,392 INFO L87 Difference]: Start difference. First operand 577 states and 790 transitions. Second operand has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:35,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:35,236 INFO L93 Difference]: Finished difference Result 752 states and 1076 transitions. [2021-06-16 15:53:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-16 15:53:35,237 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:35,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:35,238 INFO L225 Difference]: With dead ends: 752 [2021-06-16 15:53:35,238 INFO L226 Difference]: Without dead ends: 545 [2021-06-16 15:53:35,238 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 3017.9ms TimeCoverageRelationStatistics Valid=651, Invalid=3381, Unknown=0, NotChecked=0, Total=4032 [2021-06-16 15:53:35,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2021-06-16 15:53:35,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 545. [2021-06-16 15:53:35,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 544 states have (on average 1.3823529411764706) internal successors, (752), 544 states have internal predecessors, (752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:35,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 752 transitions. [2021-06-16 15:53:35,244 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 752 transitions. Word has length 119 [2021-06-16 15:53:35,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:35,244 INFO L482 AbstractCegarLoop]: Abstraction has 545 states and 752 transitions. [2021-06-16 15:53:35,244 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:35,244 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 752 transitions. [2021-06-16 15:53:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:35,245 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:35,245 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:35,245 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-16 15:53:35,245 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:35,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:35,246 INFO L82 PathProgramCache]: Analyzing trace with hash -1995651651, now seen corresponding path program 11 times [2021-06-16 15:53:35,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:35,246 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155615949] [2021-06-16 15:53:35,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:35,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:35,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:35,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:35,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:35,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:35,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:35,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:35,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:35,411 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-16 15:53:35,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:35,430 INFO L142 QuantifierPusher]: treesize reduction 33, result has 45.0 percent of original size [2021-06-16 15:53:35,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:35,450 INFO L142 QuantifierPusher]: treesize reduction 33, result has 45.0 percent of original size [2021-06-16 15:53:35,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:35,451 INFO L142 QuantifierPusher]: treesize reduction 29, result has 58.0 percent of original size [2021-06-16 15:53:35,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 15:53:35,479 INFO L142 QuantifierPusher]: treesize reduction 29, result has 58.0 percent of original size [2021-06-16 15:53:35,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 15:53:35,481 INFO L142 QuantifierPusher]: treesize reduction 29, result has 59.7 percent of original size [2021-06-16 15:53:35,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:35,516 INFO L142 QuantifierPusher]: treesize reduction 29, result has 59.7 percent of original size [2021-06-16 15:53:35,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:35,568 INFO L142 QuantifierPusher]: treesize reduction 29, result has 58.0 percent of original size [2021-06-16 15:53:35,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-16 15:53:35,570 INFO L142 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-06-16 15:53:35,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:35,601 INFO L142 QuantifierPusher]: treesize reduction 15, result has 75.8 percent of original size [2021-06-16 15:53:35,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:53:35,632 INFO L142 QuantifierPusher]: treesize reduction 15, result has 72.2 percent of original size [2021-06-16 15:53:35,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-16 15:53:35,662 INFO L142 QuantifierPusher]: treesize reduction 22, result has 68.6 percent of original size [2021-06-16 15:53:35,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-16 15:53:35,697 INFO L142 QuantifierPusher]: treesize reduction 22, result has 66.2 percent of original size [2021-06-16 15:53:35,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:53:35,723 INFO L142 QuantifierPusher]: treesize reduction 22, result has 67.6 percent of original size [2021-06-16 15:53:35,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:35,738 INFO L142 QuantifierPusher]: treesize reduction 22, result has 63.3 percent of original size [2021-06-16 15:53:35,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:35,751 INFO L142 QuantifierPusher]: treesize reduction 27, result has 54.2 percent of original size [2021-06-16 15:53:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:35,773 INFO L142 QuantifierPusher]: treesize reduction 22, result has 63.3 percent of original size [2021-06-16 15:53:35,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:35,797 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.4 percent of original size [2021-06-16 15:53:35,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 15:53:35,841 INFO L142 QuantifierPusher]: treesize reduction 17, result has 76.4 percent of original size [2021-06-16 15:53:35,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-06-16 15:53:35,886 INFO L142 QuantifierPusher]: treesize reduction 42, result has 50.6 percent of original size [2021-06-16 15:53:35,896 INFO L147 QuantifierPusher]: treesize reduction 6, result has 86.0 percent of original size 37 [2021-06-16 15:53:35,940 INFO L142 QuantifierPusher]: treesize reduction 22, result has 51.1 percent of original size [2021-06-16 15:53:35,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:35,964 INFO L142 QuantifierPusher]: treesize reduction 14, result has 66.7 percent of original size [2021-06-16 15:53:35,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 15:53:35,983 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:35,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:35,984 INFO L142 QuantifierPusher]: treesize reduction 24, result has 41.5 percent of original size [2021-06-16 15:53:35,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:36,006 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:36,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:36,030 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:36,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:36,052 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:36,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:36,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:36,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:36,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:36,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:36,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:36,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:36,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:36,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:36,132 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:36,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155615949] [2021-06-16 15:53:36,132 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155615949] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:36,132 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:36,132 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-06-16 15:53:36,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691099778] [2021-06-16 15:53:36,133 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-16 15:53:36,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:36,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-16 15:53:36,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-06-16 15:53:36,134 INFO L87 Difference]: Start difference. First operand 545 states and 752 transitions. Second operand has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:37,897 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 60 [2021-06-16 15:53:38,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:38,451 INFO L93 Difference]: Finished difference Result 600 states and 827 transitions. [2021-06-16 15:53:38,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-16 15:53:38,452 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:38,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:38,452 INFO L225 Difference]: With dead ends: 600 [2021-06-16 15:53:38,452 INFO L226 Difference]: Without dead ends: 216 [2021-06-16 15:53:38,453 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 551 ImplicationChecksByTransitivity, 2396.0ms TimeCoverageRelationStatistics Valid=483, Invalid=2487, Unknown=0, NotChecked=0, Total=2970 [2021-06-16 15:53:38,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-06-16 15:53:38,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2021-06-16 15:53:38,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 215 states have (on average 1.3395348837209302) internal successors, (288), 215 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:38,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 288 transitions. [2021-06-16 15:53:38,456 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 288 transitions. Word has length 119 [2021-06-16 15:53:38,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:38,456 INFO L482 AbstractCegarLoop]: Abstraction has 216 states and 288 transitions. [2021-06-16 15:53:38,456 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.25) internal successors, (119), 28 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 288 transitions. [2021-06-16 15:53:38,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:38,457 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:38,457 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:38,457 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-16 15:53:38,457 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:38,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:38,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1214692543, now seen corresponding path program 1 times [2021-06-16 15:53:38,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:38,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630766785] [2021-06-16 15:53:38,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:38,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:38,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:38,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:53:38,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:53:38,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 15:53:38,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 15:53:38,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-16 15:53:38,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:38,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 15:53:38,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:38,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-16 15:53:38,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:38,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:38,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:38,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:53:38,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:38,730 INFO L142 QuantifierPusher]: treesize reduction 7, result has 97.0 percent of original size [2021-06-16 15:53:38,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-06-16 15:53:38,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:38,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:38,788 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:38,788 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630766785] [2021-06-16 15:53:38,788 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630766785] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:38,788 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:38,788 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-06-16 15:53:38,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948224434] [2021-06-16 15:53:38,789 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-16 15:53:38,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:38,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-16 15:53:38,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-06-16 15:53:38,789 INFO L87 Difference]: Start difference. First operand 216 states and 288 transitions. Second operand has 17 states, 17 states have (on average 7.0) internal successors, (119), 17 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:39,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:39,572 INFO L93 Difference]: Finished difference Result 241 states and 327 transitions. [2021-06-16 15:53:39,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-16 15:53:39,572 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 7.0) internal successors, (119), 17 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:39,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:39,573 INFO L225 Difference]: With dead ends: 241 [2021-06-16 15:53:39,573 INFO L226 Difference]: Without dead ends: 241 [2021-06-16 15:53:39,573 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 691.9ms TimeCoverageRelationStatistics Valid=324, Invalid=936, Unknown=0, NotChecked=0, Total=1260 [2021-06-16 15:53:39,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-06-16 15:53:39,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 232. [2021-06-16 15:53:39,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 1.3593073593073592) internal successors, (314), 231 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 314 transitions. [2021-06-16 15:53:39,576 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 314 transitions. Word has length 119 [2021-06-16 15:53:39,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:39,576 INFO L482 AbstractCegarLoop]: Abstraction has 232 states and 314 transitions. [2021-06-16 15:53:39,576 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 7.0) internal successors, (119), 17 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 314 transitions. [2021-06-16 15:53:39,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-06-16 15:53:39,580 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:53:39,580 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:53:39,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-16 15:53:39,580 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:53:39,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:53:39,580 INFO L82 PathProgramCache]: Analyzing trace with hash -754818915, now seen corresponding path program 12 times [2021-06-16 15:53:39,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:53:39,580 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929621481] [2021-06-16 15:53:39,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:53:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:53:39,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:39,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:39,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:39,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-16 15:53:39,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:39,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-16 15:53:39,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:39,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-16 15:53:39,722 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-16 15:53:39,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:53:39,741 INFO L142 QuantifierPusher]: treesize reduction 22, result has 62.1 percent of original size [2021-06-16 15:53:39,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:39,769 INFO L142 QuantifierPusher]: treesize reduction 22, result has 62.1 percent of original size [2021-06-16 15:53:39,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-16 15:53:39,771 INFO L142 QuantifierPusher]: treesize reduction 20, result has 70.1 percent of original size [2021-06-16 15:53:39,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:53:39,811 INFO L142 QuantifierPusher]: treesize reduction 20, result has 70.1 percent of original size [2021-06-16 15:53:39,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:53:39,812 INFO L142 QuantifierPusher]: treesize reduction 20, result has 71.4 percent of original size [2021-06-16 15:53:39,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 15:53:39,851 INFO L142 QuantifierPusher]: treesize reduction 20, result has 71.4 percent of original size [2021-06-16 15:53:39,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 15:53:39,911 INFO L142 QuantifierPusher]: treesize reduction 20, result has 70.1 percent of original size [2021-06-16 15:53:39,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:53:39,912 INFO L142 QuantifierPusher]: treesize reduction 12, result has 73.9 percent of original size [2021-06-16 15:53:39,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:39,930 INFO L142 QuantifierPusher]: treesize reduction 12, result has 76.0 percent of original size [2021-06-16 15:53:39,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-16 15:53:39,947 INFO L142 QuantifierPusher]: treesize reduction 12, result has 71.4 percent of original size [2021-06-16 15:53:39,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-16 15:53:39,964 INFO L142 QuantifierPusher]: treesize reduction 12, result has 73.9 percent of original size [2021-06-16 15:53:39,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:53:39,983 INFO L142 QuantifierPusher]: treesize reduction 12, result has 68.4 percent of original size [2021-06-16 15:53:39,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:53:40,009 INFO L142 QuantifierPusher]: treesize reduction 19, result has 62.7 percent of original size [2021-06-16 15:53:40,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:40,029 INFO L142 QuantifierPusher]: treesize reduction 21, result has 60.4 percent of original size [2021-06-16 15:53:40,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-16 15:53:40,052 INFO L142 QuantifierPusher]: treesize reduction 21, result has 59.6 percent of original size [2021-06-16 15:53:40,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 15:53:40,073 INFO L142 QuantifierPusher]: treesize reduction 21, result has 59.6 percent of original size [2021-06-16 15:53:40,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-16 15:53:40,102 INFO L142 QuantifierPusher]: treesize reduction 42, result has 48.8 percent of original size [2021-06-16 15:53:40,103 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-06-16 15:53:40,137 INFO L142 QuantifierPusher]: treesize reduction 42, result has 45.5 percent of original size [2021-06-16 15:53:40,138 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size 29 [2021-06-16 15:53:40,154 INFO L142 QuantifierPusher]: treesize reduction 47, result has 38.2 percent of original size [2021-06-16 15:53:40,154 INFO L147 QuantifierPusher]: treesize reduction 6, result has 79.3 percent of original size 23 [2021-06-16 15:53:40,187 INFO L142 QuantifierPusher]: treesize reduction 42, result has 48.8 percent of original size [2021-06-16 15:53:40,188 INFO L147 QuantifierPusher]: treesize reduction 6, result has 85.0 percent of original size 34 [2021-06-16 15:53:40,224 INFO L142 QuantifierPusher]: treesize reduction 14, result has 66.7 percent of original size [2021-06-16 15:53:40,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-16 15:53:40,250 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:40,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:40,268 INFO L142 QuantifierPusher]: treesize reduction 24, result has 41.5 percent of original size [2021-06-16 15:53:40,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:40,292 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-16 15:53:40,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:53:40,316 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:40,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:40,339 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-06-16 15:53:40,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-16 15:53:40,340 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-06-16 15:53:40,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:53:40,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:40,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:53:40,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:40,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:40,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:40,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-16 15:53:40,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:53:40,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:53:40,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:53:40,420 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:53:40,420 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929621481] [2021-06-16 15:53:40,420 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929621481] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:53:40,420 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:53:40,420 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-06-16 15:53:40,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351854825] [2021-06-16 15:53:40,420 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-06-16 15:53:40,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:53:40,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-06-16 15:53:40,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=793, Unknown=0, NotChecked=0, Total=870 [2021-06-16 15:53:40,421 INFO L87 Difference]: Start difference. First operand 232 states and 314 transitions. Second operand has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:41,419 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2021-06-16 15:53:41,567 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 66 [2021-06-16 15:53:42,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:53:42,435 INFO L93 Difference]: Finished difference Result 230 states and 312 transitions. [2021-06-16 15:53:42,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-16 15:53:42,436 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 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) Word has length 119 [2021-06-16 15:53:42,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:53:42,436 INFO L225 Difference]: With dead ends: 230 [2021-06-16 15:53:42,436 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 15:53:42,437 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 2155.9ms TimeCoverageRelationStatistics Valid=451, Invalid=2305, Unknown=0, NotChecked=0, Total=2756 [2021-06-16 15:53:42,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 15:53:42,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 15:53:42,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 15:53:42,437 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 119 [2021-06-16 15:53:42,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:53:42,437 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 15:53:42,437 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.966666666666667) internal successors, (119), 30 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:53:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 15:53:42,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 15:53:42,438 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-16 15:53:42,439 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 15:53:42,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 03:53:42 BasicIcfg [2021-06-16 15:53:42,440 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 15:53:42,441 INFO L168 Benchmark]: Toolchain (without parser) took 118913.27 ms. Allocated memory was 199.2 MB in the beginning and 345.0 MB in the end (delta: 145.8 MB). Free memory was 159.9 MB in the beginning and 83.5 MB in the end (delta: 76.3 MB). Peak memory consumption was 222.0 MB. Max. memory is 8.0 GB. [2021-06-16 15:53:42,441 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 199.2 MB. Free memory is still 180.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 15:53:42,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 837.19 ms. Allocated memory is still 199.2 MB. Free memory was 159.7 MB in the beginning and 106.9 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. [2021-06-16 15:53:42,441 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.45 ms. Allocated memory is still 199.2 MB. Free memory was 106.9 MB in the beginning and 103.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-16 15:53:42,441 INFO L168 Benchmark]: Boogie Preprocessor took 24.65 ms. Allocated memory is still 199.2 MB. Free memory was 103.8 MB in the beginning and 101.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-16 15:53:42,441 INFO L168 Benchmark]: RCFGBuilder took 668.27 ms. Allocated memory was 199.2 MB in the beginning and 239.1 MB in the end (delta: 39.8 MB). Free memory was 101.2 MB in the beginning and 200.2 MB in the end (delta: -99.1 MB). Peak memory consumption was 39.8 MB. Max. memory is 8.0 GB. [2021-06-16 15:53:42,441 INFO L168 Benchmark]: TraceAbstraction took 117321.72 ms. Allocated memory was 239.1 MB in the beginning and 345.0 MB in the end (delta: 105.9 MB). Free memory was 199.7 MB in the beginning and 83.5 MB in the end (delta: 116.2 MB). Peak memory consumption was 222.1 MB. Max. memory is 8.0 GB. [2021-06-16 15:53:42,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 199.2 MB. Free memory is still 180.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 837.19 ms. Allocated memory is still 199.2 MB. Free memory was 159.7 MB in the beginning and 106.9 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 57.45 ms. Allocated memory is still 199.2 MB. Free memory was 106.9 MB in the beginning and 103.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.65 ms. Allocated memory is still 199.2 MB. Free memory was 103.8 MB in the beginning and 101.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 668.27 ms. Allocated memory was 199.2 MB in the beginning and 239.1 MB in the end (delta: 39.8 MB). Free memory was 101.2 MB in the beginning and 200.2 MB in the end (delta: -99.1 MB). Peak memory consumption was 39.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 117321.72 ms. Allocated memory was 239.1 MB in the beginning and 345.0 MB in the end (delta: 105.9 MB). Free memory was 199.7 MB in the beginning and 83.5 MB in the end (delta: 116.2 MB). Peak memory consumption was 222.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19272, positive: 18179, positive conditional: 18179, positive unconditional: 0, negative: 1093, negative conditional: 1093, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18899, positive: 18179, positive conditional: 0, positive unconditional: 18179, negative: 720, negative conditional: 0, negative unconditional: 720, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1756, positive: 1700, positive conditional: 0, positive unconditional: 1700, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1756, positive: 1698, positive conditional: 0, positive unconditional: 1698, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 22, unknown conditional: 0, unknown unconditional: 22] , SemanticIndependenceRelation.Query Time [ms]: [ total: 69639, positive: 81, positive conditional: 0, positive unconditional: 81, negative: 1568, negative conditional: 0, negative unconditional: 1568, unknown: 67990, unknown conditional: 0, unknown unconditional: 67990] ], Cache Queries: [ total: 18899, positive: 16479, positive conditional: 0, positive unconditional: 16479, negative: 664, negative conditional: 0, negative unconditional: 664, unknown: 1756, unknown conditional: 0, unknown unconditional: 1756] , Statistics on independence cache: Total cache size (in pairs): 1756, Positive cache size: 1700, Positive conditional cache size: 0, Positive unconditional cache size: 1700, Negative cache size: 56, Negative conditional cache size: 0, Negative unconditional cache size: 56, Independence queries for same thread: 373 - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1693]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 176 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 117238.4ms, OverallIterations: 20, TraceHistogramMax: 1, EmptinessCheckTime: 60.5ms, AutomataDifference: 32947.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 70083.3ms, PartialOrderReductionTime: 70073.2ms, HoareTripleCheckerStatistics: 2526 SDtfs, 13436 SDslu, 22895 SDs, 0 SdLazy, 13607 SolverSat, 1413 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7526.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 877 GetRequests, 62 SyntacticMatches, 43 SemanticMatches, 772 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6675 ImplicationChecksByTransitivity, 32448.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=8182occurred in iteration=0, InterpolantAutomatonStates: 489, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 495.4ms AutomataMinimizationTime, 20 MinimizatonAttempts, 2585 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 49.0ms SsaConstructionTime, 551.3ms SatisfiabilityAnalysisTime, 12703.6ms InterpolantComputationTime, 2057 NumberOfCodeBlocks, 2057 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 2037 ConstructedInterpolants, 0 QuantifiedInterpolants, 38473 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...