/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 11:15:47,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 11:15:47,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 11:15:47,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 11:15:47,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 11:15:47,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 11:15:47,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 11:15:47,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 11:15:47,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 11:15:47,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 11:15:47,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 11:15:47,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 11:15:47,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 11:15:47,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 11:15:47,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 11:15:47,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 11:15:47,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 11:15:47,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 11:15:47,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 11:15:47,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 11:15:47,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 11:15:47,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 11:15:47,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 11:15:47,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 11:15:47,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 11:15:47,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 11:15:47,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 11:15:47,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 11:15:47,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 11:15:47,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 11:15:47,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 11:15:47,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 11:15:47,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 11:15:47,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 11:15:47,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 11:15:47,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 11:15:47,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 11:15:47,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 11:15:47,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 11:15:47,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 11:15:47,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 11:15:47,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 11:15:47,683 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 11:15:47,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 11:15:47,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 11:15:47,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 11:15:47,687 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 11:15:47,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 11:15:47,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 11:15:47,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 11:15:47,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 11:15:47,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 11:15:47,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 11:15:47,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 11:15:47,690 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 11:15:47,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 11:15:47,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 11:15:47,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 11:15:47,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 11:15:47,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 11:15:47,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 11:15:47,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 11:15:47,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 11:15:47,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 11:15:47,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 11:15:47,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 11:15:47,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 11:15:47,693 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 11:15:48,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 11:15:48,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 11:15:48,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 11:15:48,166 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 11:15:48,166 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 11:15:48,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2020-12-22 11:15:48,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2ce580e/0bc7272fd6fb4cbd96fd045c954fcd6e/FLAGc0e1df439 [2020-12-22 11:15:49,016 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 11:15:49,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2020-12-22 11:15:49,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2ce580e/0bc7272fd6fb4cbd96fd045c954fcd6e/FLAGc0e1df439 [2020-12-22 11:15:49,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b2ce580e/0bc7272fd6fb4cbd96fd045c954fcd6e [2020-12-22 11:15:49,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 11:15:49,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 11:15:49,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 11:15:49,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 11:15:49,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 11:15:49,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:15:49" (1/1) ... [2020-12-22 11:15:49,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d553280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:49, skipping insertion in model container [2020-12-22 11:15:49,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 11:15:49" (1/1) ... [2020-12-22 11:15:49,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 11:15:49,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 11:15:50,130 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2020-12-22 11:15:50,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:15:50,167 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 11:15:50,221 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[76084,76097] [2020-12-22 11:15:50,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 11:15:50,651 INFO L208 MainTranslator]: Completed translation [2020-12-22 11:15:50,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50 WrapperNode [2020-12-22 11:15:50,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 11:15:50,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 11:15:50,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 11:15:50,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 11:15:50,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 11:15:50,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 11:15:50,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 11:15:50,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 11:15:50,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (1/1) ... [2020-12-22 11:15:50,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 11:15:50,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 11:15:50,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 11:15:50,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 11:15:50,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (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 [2020-12-22 11:15:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 11:15:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 11:15:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-22 11:15:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 11:15:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 11:15:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 11:15:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2020-12-22 11:15:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2020-12-22 11:15:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 11:15:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 11:15:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 11:15:50,986 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-22 11:15:51,868 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 11:15:51,868 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2020-12-22 11:15:51,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:15:51 BoogieIcfgContainer [2020-12-22 11:15:51,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 11:15:51,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 11:15:51,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 11:15:51,877 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 11:15:51,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 11:15:49" (1/3) ... [2020-12-22 11:15:51,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2c7bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:15:51, skipping insertion in model container [2020-12-22 11:15:51,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 11:15:50" (2/3) ... [2020-12-22 11:15:51,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2c7bb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 11:15:51, skipping insertion in model container [2020-12-22 11:15:51,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:15:51" (3/3) ... [2020-12-22 11:15:51,881 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2020-12-22 11:15:51,888 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-22 11:15:51,888 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 11:15:51,893 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-12-22 11:15:51,894 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-22 11:15:51,962 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,962 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,962 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,963 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,963 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,963 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,963 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,963 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,964 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,964 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,964 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,964 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,964 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,965 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,965 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,965 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,966 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,966 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,966 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,966 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,966 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,966 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,969 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,969 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,969 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,969 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,970 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,970 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,970 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,970 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,970 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,971 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,971 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,971 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,972 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,972 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,972 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,972 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,973 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,973 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,974 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,974 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,974 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,974 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,974 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,975 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,975 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,975 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,976 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,976 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,977 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,977 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,977 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,977 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,978 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,978 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,979 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,980 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,980 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,980 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,980 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,981 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,981 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,981 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,981 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,981 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,981 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,982 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,982 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,982 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,982 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,982 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,982 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,983 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,983 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,983 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,983 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,984 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,984 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,984 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,984 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,984 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,985 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,985 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,985 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,985 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,985 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,985 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,986 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,986 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,986 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,987 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,987 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,987 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,988 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,988 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,988 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,988 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,988 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,988 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,989 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,989 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,989 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,989 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,990 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,991 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,994 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,994 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,995 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:51,996 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,002 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,003 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,003 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,003 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,003 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,003 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,007 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,008 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,008 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,008 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,008 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,008 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,008 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,009 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,009 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,009 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,028 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,028 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,028 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,028 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,028 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,029 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,029 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,029 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,029 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-22 11:15:52,045 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-12-22 11:15:52,074 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2020-12-22 11:15:52,096 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 11:15:52,096 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 11:15:52,096 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 11:15:52,096 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 11:15:52,096 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 11:15:52,097 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 11:15:52,097 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 11:15:52,097 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 11:15:52,114 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-22 11:15:52,116 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 160 places, 164 transitions, 350 flow [2020-12-22 11:15:52,120 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 160 places, 164 transitions, 350 flow [2020-12-22 11:15:52,122 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 160 places, 164 transitions, 350 flow [2020-12-22 11:15:52,196 INFO L129 PetriNetUnfolder]: 11/204 cut-off events. [2020-12-22 11:15:52,197 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-12-22 11:15:52,202 INFO L84 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 204 events. 11/204 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 406 event pairs, 0 based on Foata normal form. 0/184 useless extension candidates. Maximal degree in co-relation 115. Up to 4 conditions per place. [2020-12-22 11:15:52,213 INFO L116 LiptonReduction]: Number of co-enabled transitions 2756 [2020-12-22 11:15:52,525 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:52,569 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:52,604 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:52,631 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:52,633 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:52,634 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:15:52,652 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:52,675 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:52,682 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:52,702 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:52,704 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:52,704 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:15:55,439 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:55,466 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:55,472 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:55,493 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:55,495 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:55,495 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:15:55,511 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:55,535 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:55,544 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:55,579 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:55,581 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:55,582 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:15:57,828 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:57,856 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:57,865 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:57,893 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:57,895 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:57,895 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:15:57,912 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:57,943 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:57,951 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:57,973 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:15:57,975 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:15:57,976 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:16:00,071 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:00,094 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:00,102 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:00,122 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:00,127 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:00,128 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:16:00,145 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:00,169 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:00,175 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:00,195 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:00,196 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:00,197 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:16:02,459 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:02,485 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:02,492 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:02,516 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:02,517 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:02,518 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-12-22 11:16:02,538 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:02,566 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:02,573 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:02,597 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:02,599 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:02,600 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-12-22 11:16:04,877 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:04,903 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:04,911 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:04,932 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:04,934 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:04,934 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:16:04,954 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:04,980 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:04,986 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:05,004 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:05,005 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:05,006 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:16:07,474 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:07,498 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:07,506 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:07,524 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:07,526 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:07,526 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:16:07,541 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:07,569 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:07,575 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:07,595 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:07,596 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:07,597 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:16:10,579 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:10,603 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:10,608 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:10,628 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:10,629 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:10,629 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-12-22 11:16:10,643 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:10,669 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:10,677 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:10,698 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:10,699 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:10,700 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-12-22 11:16:12,723 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:12,747 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:12,753 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:12,774 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:12,776 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:12,776 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-12-22 11:16:12,792 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:12,819 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:12,825 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:12,845 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:12,847 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:12,847 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-12-22 11:16:14,904 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:14,930 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:14,935 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:14,953 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:14,955 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:14,955 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:16:14,969 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:14,991 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:14,999 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:15,019 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:15,020 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:15,021 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:16:17,232 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:17,258 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:17,264 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:17,285 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:17,287 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:17,287 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:16:17,301 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:17,327 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:17,333 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:17,355 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:17,356 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:17,357 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:16:20,150 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2020-12-22 11:16:20,331 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2020-12-22 11:16:20,918 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:20,943 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:20,950 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:20,976 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:20,977 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:20,978 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:16:20,993 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:21,020 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:21,026 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:21,048 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:21,050 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:21,050 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:16:23,160 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:23,185 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:23,190 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:23,212 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:23,214 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:23,214 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:16:23,227 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:23,258 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:23,264 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:23,289 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:23,291 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:23,291 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:16:25,307 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:25,329 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:25,335 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:25,369 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:25,371 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:25,371 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-12-22 11:16:25,384 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:25,406 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:25,412 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:25,431 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:25,433 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:25,434 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-12-22 11:16:27,539 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:27,564 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:27,570 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:27,590 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:27,591 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:27,592 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-12-22 11:16:27,605 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:27,629 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:27,634 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:27,654 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:27,655 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:27,655 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:116, output treesize:118 [2020-12-22 11:16:29,678 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,705 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:29,710 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,733 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:29,735 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,735 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:16:29,749 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,780 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:29,786 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,810 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:29,811 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,812 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:110, output treesize:112 [2020-12-22 11:16:29,870 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,896 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:29,901 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,924 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:29,926 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,926 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:100, output treesize:102 [2020-12-22 11:16:29,943 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:29,973 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:29,979 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:30,002 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-22 11:16:30,003 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-12-22 11:16:30,003 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:98, output treesize:100 [2020-12-22 11:16:31,218 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-12-22 11:16:31,601 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-22 11:16:31,730 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-22 11:16:31,836 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-22 11:16:31,940 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-12-22 11:16:32,590 WARN L197 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-12-22 11:16:32,723 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-12-22 11:16:32,959 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-12-22 11:16:33,071 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-12-22 11:16:33,360 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2020-12-22 11:16:34,394 WARN L197 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 142 [2020-12-22 11:16:34,750 WARN L197 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-12-22 11:16:35,593 WARN L197 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 142 [2020-12-22 11:16:35,955 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-12-22 11:16:36,339 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2020-12-22 11:16:36,506 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-12-22 11:16:36,886 WARN L197 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2020-12-22 11:16:37,078 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-12-22 11:16:37,985 WARN L197 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 149 [2020-12-22 11:16:38,378 WARN L197 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-12-22 11:16:39,239 WARN L197 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 149 [2020-12-22 11:16:39,635 WARN L197 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-12-22 11:16:40,816 WARN L197 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 168 DAG size of output: 166 [2020-12-22 11:16:41,296 WARN L197 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-12-22 11:16:42,384 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 177 DAG size of output: 173 [2020-12-22 11:16:43,040 WARN L197 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2020-12-22 11:16:45,664 WARN L197 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2020-12-22 11:16:46,804 WARN L197 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 162 [2020-12-22 11:16:49,629 WARN L197 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 187 DAG size of output: 183 [2020-12-22 11:16:50,911 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 168 [2020-12-22 11:16:50,953 INFO L131 LiptonReduction]: Checked pairs total: 6977 [2020-12-22 11:16:50,953 INFO L133 LiptonReduction]: Total number of compositions: 182 [2020-12-22 11:16:50,960 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 40 places, 38 transitions, 98 flow [2020-12-22 11:16:50,992 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 388 states. [2020-12-22 11:16:50,994 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states. [2020-12-22 11:16:51,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-12-22 11:16:51,008 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:51,008 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-12-22 11:16:51,009 INFO L429 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]=== [2020-12-22 11:16:51,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:51,016 INFO L82 PathProgramCache]: Analyzing trace with hash 594, now seen corresponding path program 1 times [2020-12-22 11:16:51,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:51,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205795126] [2020-12-22 11:16:51,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:51,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:51,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205795126] [2020-12-22 11:16:51,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:51,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-12-22 11:16:51,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164158297] [2020-12-22 11:16:51,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-22 11:16:51,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:51,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-22 11:16:51,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 11:16:51,302 INFO L87 Difference]: Start difference. First operand 388 states. Second operand 2 states. [2020-12-22 11:16:51,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:51,342 INFO L93 Difference]: Finished difference Result 386 states and 932 transitions. [2020-12-22 11:16:51,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-22 11:16:51,344 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-12-22 11:16:51,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:51,361 INFO L225 Difference]: With dead ends: 386 [2020-12-22 11:16:51,361 INFO L226 Difference]: Without dead ends: 348 [2020-12-22 11:16:51,362 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-22 11:16:51,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-12-22 11:16:51,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 348. [2020-12-22 11:16:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2020-12-22 11:16:51,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 834 transitions. [2020-12-22 11:16:51,449 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 834 transitions. Word has length 1 [2020-12-22 11:16:51,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:51,450 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 834 transitions. [2020-12-22 11:16:51,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-22 11:16:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 834 transitions. [2020-12-22 11:16:51,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-22 11:16:51,451 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:51,451 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-12-22 11:16:51,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 11:16:51,451 INFO L429 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]=== [2020-12-22 11:16:51,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:51,452 INFO L82 PathProgramCache]: Analyzing trace with hash 18105867, now seen corresponding path program 1 times [2020-12-22 11:16:51,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:51,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668153385] [2020-12-22 11:16:51,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:51,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668153385] [2020-12-22 11:16:51,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:51,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:16:51,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954714234] [2020-12-22 11:16:51,775 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:16:51,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:51,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:16:51,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:51,779 INFO L87 Difference]: Start difference. First operand 348 states and 834 transitions. Second operand 3 states. [2020-12-22 11:16:51,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:51,928 INFO L93 Difference]: Finished difference Result 471 states and 1125 transitions. [2020-12-22 11:16:51,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:16:51,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-12-22 11:16:51,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:51,938 INFO L225 Difference]: With dead ends: 471 [2020-12-22 11:16:51,938 INFO L226 Difference]: Without dead ends: 471 [2020-12-22 11:16:51,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:51,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2020-12-22 11:16:51,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 407. [2020-12-22 11:16:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2020-12-22 11:16:52,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 989 transitions. [2020-12-22 11:16:52,004 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 989 transitions. Word has length 4 [2020-12-22 11:16:52,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:52,004 INFO L481 AbstractCegarLoop]: Abstraction has 407 states and 989 transitions. [2020-12-22 11:16:52,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:16:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 989 transitions. [2020-12-22 11:16:52,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-22 11:16:52,006 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:52,006 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-12-22 11:16:52,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 11:16:52,007 INFO L429 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]=== [2020-12-22 11:16:52,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:52,007 INFO L82 PathProgramCache]: Analyzing trace with hash 561276344, now seen corresponding path program 1 times [2020-12-22 11:16:52,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:52,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311134387] [2020-12-22 11:16:52,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:52,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311134387] [2020-12-22 11:16:52,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:52,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-22 11:16:52,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168356850] [2020-12-22 11:16:52,171 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:16:52,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:52,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:16:52,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:52,175 INFO L87 Difference]: Start difference. First operand 407 states and 989 transitions. Second operand 3 states. [2020-12-22 11:16:52,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:52,287 INFO L93 Difference]: Finished difference Result 498 states and 1196 transitions. [2020-12-22 11:16:52,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:16:52,287 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2020-12-22 11:16:52,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:52,292 INFO L225 Difference]: With dead ends: 498 [2020-12-22 11:16:52,292 INFO L226 Difference]: Without dead ends: 482 [2020-12-22 11:16:52,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:52,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-12-22 11:16:52,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 450. [2020-12-22 11:16:52,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-12-22 11:16:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1111 transitions. [2020-12-22 11:16:52,318 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1111 transitions. Word has length 5 [2020-12-22 11:16:52,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:52,318 INFO L481 AbstractCegarLoop]: Abstraction has 450 states and 1111 transitions. [2020-12-22 11:16:52,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:16:52,318 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1111 transitions. [2020-12-22 11:16:52,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-22 11:16:52,321 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:52,321 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 11:16:52,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 11:16:52,322 INFO L429 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]=== [2020-12-22 11:16:52,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:52,323 INFO L82 PathProgramCache]: Analyzing trace with hash 408226201, now seen corresponding path program 1 times [2020-12-22 11:16:52,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:52,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028063758] [2020-12-22 11:16:52,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:52,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028063758] [2020-12-22 11:16:52,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:52,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 11:16:52,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953651019] [2020-12-22 11:16:52,413 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 11:16:52,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:52,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 11:16:52,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:52,414 INFO L87 Difference]: Start difference. First operand 450 states and 1111 transitions. Second operand 3 states. [2020-12-22 11:16:52,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:52,448 INFO L93 Difference]: Finished difference Result 162 states and 347 transitions. [2020-12-22 11:16:52,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 11:16:52,451 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-12-22 11:16:52,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:52,452 INFO L225 Difference]: With dead ends: 162 [2020-12-22 11:16:52,453 INFO L226 Difference]: Without dead ends: 162 [2020-12-22 11:16:52,453 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 11:16:52,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-12-22 11:16:52,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2020-12-22 11:16:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-12-22 11:16:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 347 transitions. [2020-12-22 11:16:52,458 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 347 transitions. Word has length 10 [2020-12-22 11:16:52,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:52,459 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 347 transitions. [2020-12-22 11:16:52,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 11:16:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 347 transitions. [2020-12-22 11:16:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:16:52,466 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:52,466 INFO L422 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] [2020-12-22 11:16:52,466 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 11:16:52,467 INFO L429 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]=== [2020-12-22 11:16:52,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:52,467 INFO L82 PathProgramCache]: Analyzing trace with hash 561914843, now seen corresponding path program 1 times [2020-12-22 11:16:52,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:52,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844604424] [2020-12-22 11:16:52,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:53,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:53,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844604424] [2020-12-22 11:16:53,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:53,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:53,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145117112] [2020-12-22 11:16:53,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:53,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:53,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:53,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:53,353 INFO L87 Difference]: Start difference. First operand 162 states and 347 transitions. Second operand 14 states. [2020-12-22 11:16:54,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:54,652 INFO L93 Difference]: Finished difference Result 286 states and 566 transitions. [2020-12-22 11:16:54,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 11:16:54,653 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:16:54,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:54,655 INFO L225 Difference]: With dead ends: 286 [2020-12-22 11:16:54,655 INFO L226 Difference]: Without dead ends: 286 [2020-12-22 11:16:54,656 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2020-12-22 11:16:54,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-12-22 11:16:54,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 200. [2020-12-22 11:16:54,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2020-12-22 11:16:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 409 transitions. [2020-12-22 11:16:54,664 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 409 transitions. Word has length 22 [2020-12-22 11:16:54,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:54,665 INFO L481 AbstractCegarLoop]: Abstraction has 200 states and 409 transitions. [2020-12-22 11:16:54,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:54,665 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 409 transitions. [2020-12-22 11:16:54,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:16:54,666 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:54,667 INFO L422 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] [2020-12-22 11:16:54,667 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 11:16:54,667 INFO L429 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]=== [2020-12-22 11:16:54,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:54,668 INFO L82 PathProgramCache]: Analyzing trace with hash 561914818, now seen corresponding path program 1 times [2020-12-22 11:16:54,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:54,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152973044] [2020-12-22 11:16:54,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:54,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:54,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:54,944 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152973044] [2020-12-22 11:16:54,944 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:54,944 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:16:54,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303053557] [2020-12-22 11:16:54,945 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:16:54,945 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:54,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:16:54,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:16:54,946 INFO L87 Difference]: Start difference. First operand 200 states and 409 transitions. Second operand 8 states. [2020-12-22 11:16:55,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:55,355 INFO L93 Difference]: Finished difference Result 293 states and 566 transitions. [2020-12-22 11:16:55,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:16:55,356 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-12-22 11:16:55,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:55,358 INFO L225 Difference]: With dead ends: 293 [2020-12-22 11:16:55,359 INFO L226 Difference]: Without dead ends: 255 [2020-12-22 11:16:55,359 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:16:55,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-12-22 11:16:55,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 199. [2020-12-22 11:16:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2020-12-22 11:16:55,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 406 transitions. [2020-12-22 11:16:55,367 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 406 transitions. Word has length 22 [2020-12-22 11:16:55,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:55,368 INFO L481 AbstractCegarLoop]: Abstraction has 199 states and 406 transitions. [2020-12-22 11:16:55,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:16:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 406 transitions. [2020-12-22 11:16:55,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:16:55,369 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:55,369 INFO L422 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] [2020-12-22 11:16:55,369 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-22 11:16:55,370 INFO L429 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]=== [2020-12-22 11:16:55,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:55,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1941042479, now seen corresponding path program 2 times [2020-12-22 11:16:55,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:55,371 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819499706] [2020-12-22 11:16:55,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:55,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819499706] [2020-12-22 11:16:55,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:55,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:55,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697503053] [2020-12-22 11:16:55,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:55,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:55,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:55,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:55,988 INFO L87 Difference]: Start difference. First operand 199 states and 406 transitions. Second operand 14 states. [2020-12-22 11:16:57,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:57,114 INFO L93 Difference]: Finished difference Result 309 states and 619 transitions. [2020-12-22 11:16:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 11:16:57,115 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:16:57,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:57,118 INFO L225 Difference]: With dead ends: 309 [2020-12-22 11:16:57,118 INFO L226 Difference]: Without dead ends: 309 [2020-12-22 11:16:57,119 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2020-12-22 11:16:57,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-12-22 11:16:57,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 240. [2020-12-22 11:16:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2020-12-22 11:16:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 479 transitions. [2020-12-22 11:16:57,128 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 479 transitions. Word has length 22 [2020-12-22 11:16:57,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:57,128 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 479 transitions. [2020-12-22 11:16:57,129 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:57,129 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 479 transitions. [2020-12-22 11:16:57,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:16:57,130 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:57,130 INFO L422 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] [2020-12-22 11:16:57,130 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-22 11:16:57,130 INFO L429 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]=== [2020-12-22 11:16:57,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:57,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1941042504, now seen corresponding path program 2 times [2020-12-22 11:16:57,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:57,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522858020] [2020-12-22 11:16:57,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:57,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:57,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522858020] [2020-12-22 11:16:57,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:57,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:16:57,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107647438] [2020-12-22 11:16:57,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:16:57,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:57,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:16:57,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:16:57,357 INFO L87 Difference]: Start difference. First operand 240 states and 479 transitions. Second operand 8 states. [2020-12-22 11:16:57,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:57,754 INFO L93 Difference]: Finished difference Result 351 states and 667 transitions. [2020-12-22 11:16:57,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 11:16:57,754 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-12-22 11:16:57,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:57,757 INFO L225 Difference]: With dead ends: 351 [2020-12-22 11:16:57,757 INFO L226 Difference]: Without dead ends: 318 [2020-12-22 11:16:57,758 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:16:57,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2020-12-22 11:16:57,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 214. [2020-12-22 11:16:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-12-22 11:16:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 441 transitions. [2020-12-22 11:16:57,766 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 441 transitions. Word has length 22 [2020-12-22 11:16:57,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:57,767 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 441 transitions. [2020-12-22 11:16:57,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:16:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 441 transitions. [2020-12-22 11:16:57,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:16:57,768 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:57,768 INFO L422 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] [2020-12-22 11:16:57,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-22 11:16:57,768 INFO L429 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]=== [2020-12-22 11:16:57,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:57,769 INFO L82 PathProgramCache]: Analyzing trace with hash 141681155, now seen corresponding path program 3 times [2020-12-22 11:16:57,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:57,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999064767] [2020-12-22 11:16:57,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:16:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:16:58,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:16:58,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999064767] [2020-12-22 11:16:58,621 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:16:58,621 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:16:58,622 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768299912] [2020-12-22 11:16:58,622 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:16:58,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:16:58,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:16:58,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:16:58,623 INFO L87 Difference]: Start difference. First operand 214 states and 441 transitions. Second operand 14 states. [2020-12-22 11:16:59,647 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2020-12-22 11:16:59,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:16:59,966 INFO L93 Difference]: Finished difference Result 325 states and 648 transitions. [2020-12-22 11:16:59,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-22 11:16:59,966 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:16:59,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:16:59,968 INFO L225 Difference]: With dead ends: 325 [2020-12-22 11:16:59,969 INFO L226 Difference]: Without dead ends: 302 [2020-12-22 11:16:59,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2020-12-22 11:16:59,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-12-22 11:16:59,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 222. [2020-12-22 11:16:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-12-22 11:16:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 457 transitions. [2020-12-22 11:16:59,977 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 457 transitions. Word has length 22 [2020-12-22 11:16:59,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:16:59,978 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 457 transitions. [2020-12-22 11:16:59,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:16:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 457 transitions. [2020-12-22 11:16:59,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:16:59,979 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:16:59,979 INFO L422 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] [2020-12-22 11:16:59,979 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-22 11:16:59,979 INFO L429 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]=== [2020-12-22 11:16:59,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:16:59,980 INFO L82 PathProgramCache]: Analyzing trace with hash 109046499, now seen corresponding path program 4 times [2020-12-22 11:16:59,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:16:59,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700947276] [2020-12-22 11:16:59,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:00,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:00,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700947276] [2020-12-22 11:17:00,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:00,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-22 11:17:00,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724572760] [2020-12-22 11:17:00,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 11:17:00,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:00,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 11:17:00,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:17:00,657 INFO L87 Difference]: Start difference. First operand 222 states and 457 transitions. Second operand 13 states. [2020-12-22 11:17:01,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:01,870 INFO L93 Difference]: Finished difference Result 315 states and 626 transitions. [2020-12-22 11:17:01,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 11:17:01,871 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-12-22 11:17:01,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:01,873 INFO L225 Difference]: With dead ends: 315 [2020-12-22 11:17:01,873 INFO L226 Difference]: Without dead ends: 274 [2020-12-22 11:17:01,873 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2020-12-22 11:17:01,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-12-22 11:17:01,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 198. [2020-12-22 11:17:01,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 198 states. [2020-12-22 11:17:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 407 transitions. [2020-12-22 11:17:01,881 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 407 transitions. Word has length 22 [2020-12-22 11:17:01,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:01,881 INFO L481 AbstractCegarLoop]: Abstraction has 198 states and 407 transitions. [2020-12-22 11:17:01,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 11:17:01,881 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 407 transitions. [2020-12-22 11:17:01,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:01,882 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:01,882 INFO L422 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] [2020-12-22 11:17:01,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-22 11:17:01,883 INFO L429 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]=== [2020-12-22 11:17:01,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:01,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1586560495, now seen corresponding path program 1 times [2020-12-22 11:17:01,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:01,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468482460] [2020-12-22 11:17:01,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:02,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:02,024 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468482460] [2020-12-22 11:17:02,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:02,025 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 11:17:02,025 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014566220] [2020-12-22 11:17:02,026 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 11:17:02,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:02,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 11:17:02,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:17:02,027 INFO L87 Difference]: Start difference. First operand 198 states and 407 transitions. Second operand 6 states. [2020-12-22 11:17:02,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:02,409 INFO L93 Difference]: Finished difference Result 272 states and 556 transitions. [2020-12-22 11:17:02,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:17:02,410 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-12-22 11:17:02,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:02,414 INFO L225 Difference]: With dead ends: 272 [2020-12-22 11:17:02,414 INFO L226 Difference]: Without dead ends: 272 [2020-12-22 11:17:02,414 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 11:17:02,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2020-12-22 11:17:02,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 252. [2020-12-22 11:17:02,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-12-22 11:17:02,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 520 transitions. [2020-12-22 11:17:02,424 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 520 transitions. Word has length 22 [2020-12-22 11:17:02,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:02,425 INFO L481 AbstractCegarLoop]: Abstraction has 252 states and 520 transitions. [2020-12-22 11:17:02,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 11:17:02,426 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 520 transitions. [2020-12-22 11:17:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:02,428 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:02,428 INFO L422 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] [2020-12-22 11:17:02,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-22 11:17:02,428 INFO L429 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]=== [2020-12-22 11:17:02,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:02,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1624703021, now seen corresponding path program 5 times [2020-12-22 11:17:02,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:02,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987448664] [2020-12-22 11:17:02,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:02,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987448664] [2020-12-22 11:17:02,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:02,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 11:17:02,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120279905] [2020-12-22 11:17:02,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 11:17:02,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:02,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 11:17:02,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:17:02,600 INFO L87 Difference]: Start difference. First operand 252 states and 520 transitions. Second operand 4 states. [2020-12-22 11:17:02,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:02,653 INFO L93 Difference]: Finished difference Result 238 states and 466 transitions. [2020-12-22 11:17:02,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:17:02,654 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-12-22 11:17:02,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:02,655 INFO L225 Difference]: With dead ends: 238 [2020-12-22 11:17:02,655 INFO L226 Difference]: Without dead ends: 238 [2020-12-22 11:17:02,659 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:17:02,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-12-22 11:17:02,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 214. [2020-12-22 11:17:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-12-22 11:17:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 422 transitions. [2020-12-22 11:17:02,669 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 422 transitions. Word has length 22 [2020-12-22 11:17:02,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:02,669 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 422 transitions. [2020-12-22 11:17:02,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 11:17:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 422 transitions. [2020-12-22 11:17:02,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:02,672 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:02,672 INFO L422 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] [2020-12-22 11:17:02,673 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-22 11:17:02,673 INFO L429 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]=== [2020-12-22 11:17:02,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:02,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1903921957, now seen corresponding path program 6 times [2020-12-22 11:17:02,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:02,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994476194] [2020-12-22 11:17:02,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:03,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:03,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994476194] [2020-12-22 11:17:03,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:03,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-22 11:17:03,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970521182] [2020-12-22 11:17:03,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 11:17:03,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:03,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 11:17:03,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:17:03,263 INFO L87 Difference]: Start difference. First operand 214 states and 422 transitions. Second operand 13 states. [2020-12-22 11:17:04,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:04,049 INFO L93 Difference]: Finished difference Result 245 states and 467 transitions. [2020-12-22 11:17:04,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:17:04,050 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-12-22 11:17:04,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:04,052 INFO L225 Difference]: With dead ends: 245 [2020-12-22 11:17:04,052 INFO L226 Difference]: Without dead ends: 213 [2020-12-22 11:17:04,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2020-12-22 11:17:04,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-12-22 11:17:04,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2020-12-22 11:17:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2020-12-22 11:17:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 420 transitions. [2020-12-22 11:17:04,060 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 420 transitions. Word has length 22 [2020-12-22 11:17:04,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:04,060 INFO L481 AbstractCegarLoop]: Abstraction has 213 states and 420 transitions. [2020-12-22 11:17:04,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 11:17:04,060 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 420 transitions. [2020-12-22 11:17:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:04,061 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:04,061 INFO L422 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] [2020-12-22 11:17:04,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-22 11:17:04,061 INFO L429 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]=== [2020-12-22 11:17:04,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:04,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1040323707, now seen corresponding path program 7 times [2020-12-22 11:17:04,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:04,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757509665] [2020-12-22 11:17:04,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:04,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:04,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757509665] [2020-12-22 11:17:04,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:04,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:17:04,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401794295] [2020-12-22 11:17:04,703 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:17:04,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:04,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:17:04,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:17:04,704 INFO L87 Difference]: Start difference. First operand 213 states and 420 transitions. Second operand 14 states. [2020-12-22 11:17:05,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:05,710 INFO L93 Difference]: Finished difference Result 318 states and 601 transitions. [2020-12-22 11:17:05,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 11:17:05,711 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:17:05,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:05,725 INFO L225 Difference]: With dead ends: 318 [2020-12-22 11:17:05,725 INFO L226 Difference]: Without dead ends: 274 [2020-12-22 11:17:05,726 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2020-12-22 11:17:05,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2020-12-22 11:17:05,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 208. [2020-12-22 11:17:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2020-12-22 11:17:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 410 transitions. [2020-12-22 11:17:05,735 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 410 transitions. Word has length 22 [2020-12-22 11:17:05,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:05,736 INFO L481 AbstractCegarLoop]: Abstraction has 208 states and 410 transitions. [2020-12-22 11:17:05,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:17:05,736 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 410 transitions. [2020-12-22 11:17:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:05,739 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:05,739 INFO L422 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] [2020-12-22 11:17:05,739 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-22 11:17:05,739 INFO L429 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]=== [2020-12-22 11:17:05,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:05,740 INFO L82 PathProgramCache]: Analyzing trace with hash 660259631, now seen corresponding path program 8 times [2020-12-22 11:17:05,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:05,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169985569] [2020-12-22 11:17:05,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:06,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169985569] [2020-12-22 11:17:06,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:06,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:17:06,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621684391] [2020-12-22 11:17:06,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:17:06,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:06,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:17:06,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:17:06,394 INFO L87 Difference]: Start difference. First operand 208 states and 410 transitions. Second operand 14 states. [2020-12-22 11:17:07,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:07,511 INFO L93 Difference]: Finished difference Result 295 states and 551 transitions. [2020-12-22 11:17:07,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:17:07,512 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:17:07,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:07,515 INFO L225 Difference]: With dead ends: 295 [2020-12-22 11:17:07,515 INFO L226 Difference]: Without dead ends: 240 [2020-12-22 11:17:07,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2020-12-22 11:17:07,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-12-22 11:17:07,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 186. [2020-12-22 11:17:07,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-12-22 11:17:07,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 373 transitions. [2020-12-22 11:17:07,521 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 373 transitions. Word has length 22 [2020-12-22 11:17:07,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:07,521 INFO L481 AbstractCegarLoop]: Abstraction has 186 states and 373 transitions. [2020-12-22 11:17:07,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:17:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 373 transitions. [2020-12-22 11:17:07,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:07,522 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:07,522 INFO L422 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] [2020-12-22 11:17:07,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-22 11:17:07,523 INFO L429 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]=== [2020-12-22 11:17:07,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:07,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1060220497, now seen corresponding path program 9 times [2020-12-22 11:17:07,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:07,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427183807] [2020-12-22 11:17:07,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:08,264 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427183807] [2020-12-22 11:17:08,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:08,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-22 11:17:08,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324673058] [2020-12-22 11:17:08,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 11:17:08,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:08,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 11:17:08,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:17:08,265 INFO L87 Difference]: Start difference. First operand 186 states and 373 transitions. Second operand 13 states. [2020-12-22 11:17:09,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:09,578 INFO L93 Difference]: Finished difference Result 264 states and 501 transitions. [2020-12-22 11:17:09,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:17:09,579 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-12-22 11:17:09,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:09,581 INFO L225 Difference]: With dead ends: 264 [2020-12-22 11:17:09,581 INFO L226 Difference]: Without dead ends: 231 [2020-12-22 11:17:09,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2020-12-22 11:17:09,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2020-12-22 11:17:09,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 178. [2020-12-22 11:17:09,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-12-22 11:17:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 361 transitions. [2020-12-22 11:17:09,587 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 361 transitions. Word has length 22 [2020-12-22 11:17:09,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:09,587 INFO L481 AbstractCegarLoop]: Abstraction has 178 states and 361 transitions. [2020-12-22 11:17:09,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 11:17:09,587 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 361 transitions. [2020-12-22 11:17:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:09,588 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:09,588 INFO L422 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] [2020-12-22 11:17:09,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-22 11:17:09,588 INFO L429 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]=== [2020-12-22 11:17:09,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:09,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1691264829, now seen corresponding path program 2 times [2020-12-22 11:17:09,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:09,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86574214] [2020-12-22 11:17:09,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:09,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:09,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86574214] [2020-12-22 11:17:09,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:09,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-22 11:17:09,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830776027] [2020-12-22 11:17:09,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-22 11:17:09,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:09,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-22 11:17:09,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-22 11:17:09,692 INFO L87 Difference]: Start difference. First operand 178 states and 361 transitions. Second operand 5 states. [2020-12-22 11:17:09,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:09,851 INFO L93 Difference]: Finished difference Result 232 states and 457 transitions. [2020-12-22 11:17:09,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-22 11:17:09,852 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-12-22 11:17:09,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:09,854 INFO L225 Difference]: With dead ends: 232 [2020-12-22 11:17:09,854 INFO L226 Difference]: Without dead ends: 232 [2020-12-22 11:17:09,854 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-22 11:17:09,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2020-12-22 11:17:09,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 214. [2020-12-22 11:17:09,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-12-22 11:17:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 425 transitions. [2020-12-22 11:17:09,863 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 425 transitions. Word has length 22 [2020-12-22 11:17:09,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:09,864 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 425 transitions. [2020-12-22 11:17:09,864 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-22 11:17:09,864 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 425 transitions. [2020-12-22 11:17:09,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:09,865 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:09,866 INFO L422 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] [2020-12-22 11:17:09,866 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-22 11:17:09,866 INFO L429 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]=== [2020-12-22 11:17:09,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:09,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1653122303, now seen corresponding path program 10 times [2020-12-22 11:17:09,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:09,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245360475] [2020-12-22 11:17:09,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:10,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245360475] [2020-12-22 11:17:10,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:10,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 11:17:10,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257759601] [2020-12-22 11:17:10,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-22 11:17:10,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:10,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-22 11:17:10,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:17:10,039 INFO L87 Difference]: Start difference. First operand 214 states and 425 transitions. Second operand 4 states. [2020-12-22 11:17:10,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:10,072 INFO L93 Difference]: Finished difference Result 71 states and 106 transitions. [2020-12-22 11:17:10,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-22 11:17:10,073 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-12-22 11:17:10,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:10,073 INFO L225 Difference]: With dead ends: 71 [2020-12-22 11:17:10,073 INFO L226 Difference]: Without dead ends: 71 [2020-12-22 11:17:10,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-22 11:17:10,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-12-22 11:17:10,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2020-12-22 11:17:10,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-12-22 11:17:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 106 transitions. [2020-12-22 11:17:10,076 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 106 transitions. Word has length 22 [2020-12-22 11:17:10,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:10,076 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 106 transitions. [2020-12-22 11:17:10,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-22 11:17:10,077 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2020-12-22 11:17:10,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:10,077 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:10,077 INFO L422 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] [2020-12-22 11:17:10,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-22 11:17:10,078 INFO L429 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]=== [2020-12-22 11:17:10,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:10,078 INFO L82 PathProgramCache]: Analyzing trace with hash -273462017, now seen corresponding path program 11 times [2020-12-22 11:17:10,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:10,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118879814] [2020-12-22 11:17:10,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:10,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118879814] [2020-12-22 11:17:10,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:10,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-22 11:17:10,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643611437] [2020-12-22 11:17:10,604 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 11:17:10,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:10,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 11:17:10,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:17:10,605 INFO L87 Difference]: Start difference. First operand 71 states and 106 transitions. Second operand 13 states. [2020-12-22 11:17:11,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:11,477 INFO L93 Difference]: Finished difference Result 87 states and 121 transitions. [2020-12-22 11:17:11,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:17:11,477 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-12-22 11:17:11,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:11,478 INFO L225 Difference]: With dead ends: 87 [2020-12-22 11:17:11,478 INFO L226 Difference]: Without dead ends: 87 [2020-12-22 11:17:11,479 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2020-12-22 11:17:11,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-22 11:17:11,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 86. [2020-12-22 11:17:11,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-12-22 11:17:11,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 121 transitions. [2020-12-22 11:17:11,483 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 121 transitions. Word has length 22 [2020-12-22 11:17:11,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:11,483 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 121 transitions. [2020-12-22 11:17:11,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 11:17:11,483 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 121 transitions. [2020-12-22 11:17:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:11,484 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:11,484 INFO L422 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] [2020-12-22 11:17:11,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-22 11:17:11,484 INFO L429 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]=== [2020-12-22 11:17:11,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:11,485 INFO L82 PathProgramCache]: Analyzing trace with hash -273462042, now seen corresponding path program 3 times [2020-12-22 11:17:11,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:11,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735994539] [2020-12-22 11:17:11,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:11,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:11,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735994539] [2020-12-22 11:17:11,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:11,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:17:11,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471715641] [2020-12-22 11:17:11,686 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:17:11,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:11,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:17:11,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:17:11,687 INFO L87 Difference]: Start difference. First operand 86 states and 121 transitions. Second operand 8 states. [2020-12-22 11:17:12,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:12,025 INFO L93 Difference]: Finished difference Result 111 states and 158 transitions. [2020-12-22 11:17:12,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:17:12,026 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-12-22 11:17:12,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:12,027 INFO L225 Difference]: With dead ends: 111 [2020-12-22 11:17:12,027 INFO L226 Difference]: Without dead ends: 95 [2020-12-22 11:17:12,027 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:17:12,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-12-22 11:17:12,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-12-22 11:17:12,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-12-22 11:17:12,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2020-12-22 11:17:12,031 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 22 [2020-12-22 11:17:12,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:12,031 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2020-12-22 11:17:12,031 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:17:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2020-12-22 11:17:12,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:12,040 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:12,040 INFO L422 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] [2020-12-22 11:17:12,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-22 11:17:12,040 INFO L429 AbstractCegarLoop]: === Iteration 21 === [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]=== [2020-12-22 11:17:12,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:12,041 INFO L82 PathProgramCache]: Analyzing trace with hash 212553673, now seen corresponding path program 12 times [2020-12-22 11:17:12,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:12,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80602161] [2020-12-22 11:17:12,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:12,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:12,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80602161] [2020-12-22 11:17:12,548 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:12,548 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-22 11:17:12,548 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239369941] [2020-12-22 11:17:12,549 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-22 11:17:12,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:12,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-22 11:17:12,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-12-22 11:17:12,550 INFO L87 Difference]: Start difference. First operand 95 states and 142 transitions. Second operand 13 states. [2020-12-22 11:17:13,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:13,333 INFO L93 Difference]: Finished difference Result 126 states and 188 transitions. [2020-12-22 11:17:13,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 11:17:13,334 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 22 [2020-12-22 11:17:13,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:13,334 INFO L225 Difference]: With dead ends: 126 [2020-12-22 11:17:13,334 INFO L226 Difference]: Without dead ends: 84 [2020-12-22 11:17:13,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2020-12-22 11:17:13,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-12-22 11:17:13,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2020-12-22 11:17:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-12-22 11:17:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 129 transitions. [2020-12-22 11:17:13,338 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 129 transitions. Word has length 22 [2020-12-22 11:17:13,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:13,338 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 129 transitions. [2020-12-22 11:17:13,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-22 11:17:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2020-12-22 11:17:13,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:13,339 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:13,339 INFO L422 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] [2020-12-22 11:17:13,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-22 11:17:13,339 INFO L429 AbstractCegarLoop]: === Iteration 22 === [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]=== [2020-12-22 11:17:13,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:13,340 INFO L82 PathProgramCache]: Analyzing trace with hash -403822059, now seen corresponding path program 3 times [2020-12-22 11:17:13,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:13,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42233648] [2020-12-22 11:17:13,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:13,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42233648] [2020-12-22 11:17:13,475 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:13,475 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-22 11:17:13,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688370800] [2020-12-22 11:17:13,476 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-22 11:17:13,476 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:13,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-22 11:17:13,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-22 11:17:13,477 INFO L87 Difference]: Start difference. First operand 84 states and 129 transitions. Second operand 6 states. [2020-12-22 11:17:13,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:13,760 INFO L93 Difference]: Finished difference Result 69 states and 95 transitions. [2020-12-22 11:17:13,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:17:13,761 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2020-12-22 11:17:13,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:13,762 INFO L225 Difference]: With dead ends: 69 [2020-12-22 11:17:13,762 INFO L226 Difference]: Without dead ends: 69 [2020-12-22 11:17:13,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-22 11:17:13,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-12-22 11:17:13,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2020-12-22 11:17:13,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-12-22 11:17:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2020-12-22 11:17:13,766 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 22 [2020-12-22 11:17:13,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:13,766 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2020-12-22 11:17:13,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-22 11:17:13,766 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2020-12-22 11:17:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:13,767 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:13,767 INFO L422 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] [2020-12-22 11:17:13,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-22 11:17:13,767 INFO L429 AbstractCegarLoop]: === Iteration 23 === [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]=== [2020-12-22 11:17:13,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:13,768 INFO L82 PathProgramCache]: Analyzing trace with hash -441964585, now seen corresponding path program 13 times [2020-12-22 11:17:13,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:13,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025282864] [2020-12-22 11:17:13,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:14,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:14,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025282864] [2020-12-22 11:17:14,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:14,404 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:17:14,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582661659] [2020-12-22 11:17:14,404 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:17:14,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:14,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:17:14,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:17:14,405 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 14 states. [2020-12-22 11:17:15,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:15,450 INFO L93 Difference]: Finished difference Result 79 states and 104 transitions. [2020-12-22 11:17:15,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-22 11:17:15,451 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:17:15,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:15,452 INFO L225 Difference]: With dead ends: 79 [2020-12-22 11:17:15,452 INFO L226 Difference]: Without dead ends: 66 [2020-12-22 11:17:15,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2020-12-22 11:17:15,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-12-22 11:17:15,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-12-22 11:17:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-12-22 11:17:15,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 91 transitions. [2020-12-22 11:17:15,455 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 91 transitions. Word has length 22 [2020-12-22 11:17:15,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:15,455 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 91 transitions. [2020-12-22 11:17:15,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:17:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2020-12-22 11:17:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:15,455 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:15,456 INFO L422 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] [2020-12-22 11:17:15,456 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-22 11:17:15,456 INFO L429 AbstractCegarLoop]: === Iteration 24 === [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]=== [2020-12-22 11:17:15,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:15,456 INFO L82 PathProgramCache]: Analyzing trace with hash 731995125, now seen corresponding path program 14 times [2020-12-22 11:17:15,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:15,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499790055] [2020-12-22 11:17:15,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:16,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499790055] [2020-12-22 11:17:16,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:16,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:17:16,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170010462] [2020-12-22 11:17:16,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:17:16,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:16,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:17:16,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:17:16,148 INFO L87 Difference]: Start difference. First operand 66 states and 91 transitions. Second operand 14 states. [2020-12-22 11:17:17,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:17,161 INFO L93 Difference]: Finished difference Result 66 states and 90 transitions. [2020-12-22 11:17:17,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:17:17,163 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:17:17,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:17,164 INFO L225 Difference]: With dead ends: 66 [2020-12-22 11:17:17,164 INFO L226 Difference]: Without dead ends: 54 [2020-12-22 11:17:17,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2020-12-22 11:17:17,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-12-22 11:17:17,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-12-22 11:17:17,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-12-22 11:17:17,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 77 transitions. [2020-12-22 11:17:17,166 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 77 transitions. Word has length 22 [2020-12-22 11:17:17,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:17,166 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 77 transitions. [2020-12-22 11:17:17,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:17:17,166 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2020-12-22 11:17:17,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:17,167 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:17,167 INFO L422 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] [2020-12-22 11:17:17,167 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-22 11:17:17,167 INFO L429 AbstractCegarLoop]: === Iteration 25 === [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]=== [2020-12-22 11:17:17,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:17,168 INFO L82 PathProgramCache]: Analyzing trace with hash -17105225, now seen corresponding path program 15 times [2020-12-22 11:17:17,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:17,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630920707] [2020-12-22 11:17:17,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:17,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:17,820 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630920707] [2020-12-22 11:17:17,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:17,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:17:17,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878408230] [2020-12-22 11:17:17,821 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:17:17,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:17,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:17:17,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:17:17,823 INFO L87 Difference]: Start difference. First operand 54 states and 77 transitions. Second operand 14 states. [2020-12-22 11:17:18,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:18,877 INFO L93 Difference]: Finished difference Result 72 states and 101 transitions. [2020-12-22 11:17:18,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:17:18,877 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:17:18,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:18,878 INFO L225 Difference]: With dead ends: 72 [2020-12-22 11:17:18,878 INFO L226 Difference]: Without dead ends: 72 [2020-12-22 11:17:18,878 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2020-12-22 11:17:18,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-12-22 11:17:18,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-12-22 11:17:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-12-22 11:17:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 101 transitions. [2020-12-22 11:17:18,884 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 101 transitions. Word has length 22 [2020-12-22 11:17:18,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:18,886 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 101 transitions. [2020-12-22 11:17:18,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:17:18,887 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2020-12-22 11:17:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:18,888 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:18,888 INFO L422 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] [2020-12-22 11:17:18,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-22 11:17:18,888 INFO L429 AbstractCegarLoop]: === Iteration 26 === [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]=== [2020-12-22 11:17:18,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:18,889 INFO L82 PathProgramCache]: Analyzing trace with hash -17105250, now seen corresponding path program 4 times [2020-12-22 11:17:18,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:18,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688915008] [2020-12-22 11:17:18,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:19,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688915008] [2020-12-22 11:17:19,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:19,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-22 11:17:19,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649113488] [2020-12-22 11:17:19,075 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:17:19,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:19,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:17:19,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:17:19,076 INFO L87 Difference]: Start difference. First operand 71 states and 101 transitions. Second operand 8 states. [2020-12-22 11:17:19,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:19,377 INFO L93 Difference]: Finished difference Result 70 states and 99 transitions. [2020-12-22 11:17:19,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-22 11:17:19,378 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-12-22 11:17:19,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:19,379 INFO L225 Difference]: With dead ends: 70 [2020-12-22 11:17:19,379 INFO L226 Difference]: Without dead ends: 44 [2020-12-22 11:17:19,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:17:19,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-12-22 11:17:19,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2020-12-22 11:17:19,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-12-22 11:17:19,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-12-22 11:17:19,381 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2020-12-22 11:17:19,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:19,382 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-12-22 11:17:19,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:17:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-12-22 11:17:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:19,382 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:19,382 INFO L422 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] [2020-12-22 11:17:19,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-22 11:17:19,383 INFO L429 AbstractCegarLoop]: === Iteration 27 === [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]=== [2020-12-22 11:17:19,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:19,383 INFO L82 PathProgramCache]: Analyzing trace with hash 140537491, now seen corresponding path program 4 times [2020-12-22 11:17:19,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:19,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044528586] [2020-12-22 11:17:19,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:19,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044528586] [2020-12-22 11:17:19,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:19,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 11:17:19,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112706191] [2020-12-22 11:17:19,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-22 11:17:19,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:19,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-22 11:17:19,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-22 11:17:19,618 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 8 states. [2020-12-22 11:17:19,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:19,971 INFO L93 Difference]: Finished difference Result 35 states and 46 transitions. [2020-12-22 11:17:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-22 11:17:19,971 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 22 [2020-12-22 11:17:19,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:19,972 INFO L225 Difference]: With dead ends: 35 [2020-12-22 11:17:19,972 INFO L226 Difference]: Without dead ends: 35 [2020-12-22 11:17:19,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2020-12-22 11:17:19,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-12-22 11:17:19,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-12-22 11:17:19,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-12-22 11:17:19,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2020-12-22 11:17:19,975 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 22 [2020-12-22 11:17:19,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:19,975 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2020-12-22 11:17:19,975 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-22 11:17:19,975 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2020-12-22 11:17:19,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:19,976 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:19,976 INFO L422 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] [2020-12-22 11:17:19,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-22 11:17:19,976 INFO L429 AbstractCegarLoop]: === Iteration 28 === [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]=== [2020-12-22 11:17:19,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:19,977 INFO L82 PathProgramCache]: Analyzing trace with hash 102394965, now seen corresponding path program 16 times [2020-12-22 11:17:19,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:19,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883382639] [2020-12-22 11:17:19,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:20,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:20,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883382639] [2020-12-22 11:17:20,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:20,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:17:20,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427168325] [2020-12-22 11:17:20,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:17:20,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:20,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:17:20,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:17:20,645 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand 14 states. [2020-12-22 11:17:21,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:21,450 INFO L93 Difference]: Finished difference Result 42 states and 52 transitions. [2020-12-22 11:17:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-22 11:17:21,451 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:17:21,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:21,451 INFO L225 Difference]: With dead ends: 42 [2020-12-22 11:17:21,451 INFO L226 Difference]: Without dead ends: 34 [2020-12-22 11:17:21,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2020-12-22 11:17:21,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-12-22 11:17:21,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2020-12-22 11:17:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-12-22 11:17:21,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2020-12-22 11:17:21,453 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 44 transitions. Word has length 22 [2020-12-22 11:17:21,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:21,454 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 44 transitions. [2020-12-22 11:17:21,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:17:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2020-12-22 11:17:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-22 11:17:21,454 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 11:17:21,454 INFO L422 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] [2020-12-22 11:17:21,454 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-22 11:17:21,455 INFO L429 AbstractCegarLoop]: === Iteration 29 === [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]=== [2020-12-22 11:17:21,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 11:17:21,455 INFO L82 PathProgramCache]: Analyzing trace with hash -37253499, now seen corresponding path program 17 times [2020-12-22 11:17:21,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 11:17:21,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912440571] [2020-12-22 11:17:21,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 11:17:21,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 11:17:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 11:17:21,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912440571] [2020-12-22 11:17:21,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 11:17:21,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-22 11:17:21,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954357123] [2020-12-22 11:17:21,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-22 11:17:21,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 11:17:21,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-22 11:17:21,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-12-22 11:17:21,964 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. Second operand 14 states. [2020-12-22 11:17:22,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 11:17:22,630 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2020-12-22 11:17:22,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-22 11:17:22,631 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2020-12-22 11:17:22,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 11:17:22,631 INFO L225 Difference]: With dead ends: 33 [2020-12-22 11:17:22,631 INFO L226 Difference]: Without dead ends: 0 [2020-12-22 11:17:22,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2020-12-22 11:17:22,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-22 11:17:22,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-22 11:17:22,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-22 11:17:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-22 11:17:22,633 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2020-12-22 11:17:22,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 11:17:22,633 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-22 11:17:22,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-22 11:17:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-22 11:17:22,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-22 11:17:22,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-12-22 11:17:22,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 11:17:22 BasicIcfg [2020-12-22 11:17:22,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 11:17:22,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 11:17:22,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 11:17:22,640 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 11:17:22,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 11:15:51" (3/4) ... [2020-12-22 11:17:22,644 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-22 11:17:22,653 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_callback [2020-12-22 11:17:22,660 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-22 11:17:22,660 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-22 11:17:22,661 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 11:17:22,661 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-22 11:17:22,708 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ldv-races/race-3_1-container_of-global.i-witness.graphml [2020-12-22 11:17:22,708 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 11:17:22,709 INFO L168 Benchmark]: Toolchain (without parser) took 93534.88 ms. Allocated memory was 151.0 MB in the beginning and 251.7 MB in the end (delta: 100.7 MB). Free memory was 103.7 MB in the beginning and 151.2 MB in the end (delta: -47.5 MB). Peak memory consumption was 53.9 MB. Max. memory is 8.0 GB. [2020-12-22 11:17:22,710 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 123.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 11:17:22,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1474.17 ms. Allocated memory was 151.0 MB in the beginning and 209.7 MB in the end (delta: 58.7 MB). Free memory was 103.4 MB in the beginning and 186.2 MB in the end (delta: -82.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 8.0 GB. [2020-12-22 11:17:22,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.37 ms. Allocated memory is still 209.7 MB. Free memory was 186.2 MB in the beginning and 183.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 11:17:22,711 INFO L168 Benchmark]: Boogie Preprocessor took 58.27 ms. Allocated memory is still 209.7 MB. Free memory was 183.1 MB in the beginning and 180.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-22 11:17:22,711 INFO L168 Benchmark]: RCFGBuilder took 991.87 ms. Allocated memory is still 209.7 MB. Free memory was 179.9 MB in the beginning and 132.2 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.2 MB. Max. memory is 8.0 GB. [2020-12-22 11:17:22,712 INFO L168 Benchmark]: TraceAbstraction took 90765.85 ms. Allocated memory was 209.7 MB in the beginning and 251.7 MB in the end (delta: 41.9 MB). Free memory was 131.7 MB in the beginning and 154.8 MB in the end (delta: -23.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-12-22 11:17:22,712 INFO L168 Benchmark]: Witness Printer took 68.66 ms. Allocated memory is still 251.7 MB. Free memory was 154.3 MB in the beginning and 151.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-22 11:17:22,714 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 123.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1474.17 ms. Allocated memory was 151.0 MB in the beginning and 209.7 MB in the end (delta: 58.7 MB). Free memory was 103.4 MB in the beginning and 186.2 MB in the end (delta: -82.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 165.37 ms. Allocated memory is still 209.7 MB. Free memory was 186.2 MB in the beginning and 183.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 58.27 ms. Allocated memory is still 209.7 MB. Free memory was 183.1 MB in the beginning and 180.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 991.87 ms. Allocated memory is still 209.7 MB. Free memory was 179.9 MB in the beginning and 132.2 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 90765.85 ms. Allocated memory was 209.7 MB in the beginning and 251.7 MB in the end (delta: 41.9 MB). Free memory was 131.7 MB in the beginning and 154.8 MB in the end (delta: -23.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Witness Printer took 68.66 ms. Allocated memory is still 251.7 MB. Free memory was 154.3 MB in the beginning and 151.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1838 VarBasedMoverChecksPositive, 67 VarBasedMoverChecksNegative, 7 SemBasedMoverChecksPositive, 45 SemBasedMoverChecksNegative, 15 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 33.3s, 133 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 58.8s, 160 PlacesBefore, 40 PlacesAfterwards, 164 TransitionsBefore, 38 TransitionsAfterwards, 2756 CoEnabledTransitionPairs, 8 FixpointIterations, 98 TrivialSequentialCompositions, 55 ConcurrentSequentialCompositions, 11 TrivialYvCompositions, 12 ConcurrentYvCompositions, 6 ChoiceCompositions, 182 TotalNumberOfCompositions, 6977 MoverChecksTotal - 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 - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 140 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 90.5s, OverallIterations: 29, TraceHistogramMax: 1, AutomataDifference: 18.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 58.8s, HoareTripleCheckerStatistics: 738 SDtfs, 997 SDslu, 2591 SDs, 0 SdLazy, 6291 SolverSat, 442 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 421 GetRequests, 34 SyntacticMatches, 50 SemanticMatches, 337 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 631 ImplicationChecksByTransitivity, 14.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=450occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 29 MinimizatonAttempts, 806 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 570 NumberOfCodeBlocks, 570 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 541 ConstructedInterpolants, 0 QuantifiedInterpolants, 234675 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 29 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...