/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/distributed_search2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 08:45:33,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 08:45:33,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 08:45:33,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 08:45:33,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 08:45:33,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 08:45:33,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 08:45:33,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 08:45:33,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 08:45:33,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 08:45:33,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 08:45:33,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 08:45:33,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 08:45:33,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 08:45:33,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 08:45:33,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 08:45:33,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 08:45:33,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 08:45:33,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 08:45:33,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 08:45:33,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 08:45:33,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 08:45:33,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 08:45:33,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 08:45:33,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-06 08:45:33,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-06 08:45:33,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-06 08:45:33,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-06 08:45:33,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-06 08:45:33,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-06 08:45:33,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-06 08:45:33,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-06 08:45:33,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-06 08:45:33,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-06 08:45:33,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-06 08:45:33,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-06 08:45:33,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-06 08:45:33,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-06 08:45:33,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 08:45:33,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 08:45:33,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 08:45:33,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 08:45:33,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 08:45:33,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 08:45:33,924 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 08:45:33,924 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 08:45:33,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 08:45:33,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 08:45:33,926 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 08:45:33,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 08:45:33,927 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 08:45:33,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 08:45:33,928 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 08:45:33,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 08:45:33,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 08:45:33,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 08:45:33,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 08:45:33,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 08:45:33,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 08:45:33,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 08:45:33,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 08:45:33,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 08:45:33,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 08:45:33,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 08:45:33,930 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 08:45:33,930 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 08:45:33,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 08:45:33,930 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 08:45:33,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 08:45:34,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 08:45:34,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 08:45:34,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 08:45:34,229 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-06 08:45:34,230 INFO L275 PluginConnector]: CDTParser initialized [2021-06-06 08:45:34,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/distributed_search2.c [2021-06-06 08:45:34,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f8f610ab/df217c45ab824f619565df804eeb4189/FLAG39a931c49 [2021-06-06 08:45:34,708 INFO L306 CDTParser]: Found 1 translation units. [2021-06-06 08:45:34,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/distributed_search2.c [2021-06-06 08:45:34,709 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-06 08:45:34,709 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-06 08:45:34,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f8f610ab/df217c45ab824f619565df804eeb4189/FLAG39a931c49 [2021-06-06 08:45:35,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f8f610ab/df217c45ab824f619565df804eeb4189 [2021-06-06 08:45:35,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 08:45:35,146 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-06 08:45:35,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-06 08:45:35,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-06 08:45:35,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-06 08:45:35,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f853382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35, skipping insertion in model container [2021-06-06 08:45:35,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-06 08:45:35,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-06 08:45:35,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 08:45:35,328 INFO L203 MainTranslator]: Completed pre-run [2021-06-06 08:45:35,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 08:45:35,384 INFO L208 MainTranslator]: Completed translation [2021-06-06 08:45:35,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35 WrapperNode [2021-06-06 08:45:35,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-06 08:45:35,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 08:45:35,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 08:45:35,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 08:45:35,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 08:45:35,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 08:45:35,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 08:45:35,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 08:45:35,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... [2021-06-06 08:45:35,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 08:45:35,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 08:45:35,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 08:45:35,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 08:45:35,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 08:45:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-06 08:45:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure search_worker [2021-06-06 08:45:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure search_worker [2021-06-06 08:45:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 08:45:35,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 08:45:35,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-06 08:45:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-06 08:45:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-06 08:45:35,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-06 08:45:35,559 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 08:45:35,891 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 08:45:35,891 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-06-06 08:45:35,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 08:45:35 BoogieIcfgContainer [2021-06-06 08:45:35,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 08:45:35,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 08:45:35,894 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 08:45:35,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 08:45:35,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.06 08:45:35" (1/3) ... [2021-06-06 08:45:35,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628db16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 08:45:35, skipping insertion in model container [2021-06-06 08:45:35,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 08:45:35" (2/3) ... [2021-06-06 08:45:35,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@628db16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 08:45:35, skipping insertion in model container [2021-06-06 08:45:35,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 08:45:35" (3/3) ... [2021-06-06 08:45:35,899 INFO L111 eAbstractionObserver]: Analyzing ICFG distributed_search2.c [2021-06-06 08:45:35,903 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 08:45:35,904 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 08:45:35,904 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 08:45:35,904 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 08:45:35,929 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,930 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,930 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,930 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,930 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,930 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,931 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,931 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,931 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,931 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,931 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,931 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,931 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,932 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,932 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,932 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,932 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,932 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,932 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,933 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,933 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,933 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,933 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,933 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,933 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,933 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,934 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,934 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,934 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,934 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,934 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,934 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,935 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,935 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,935 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,935 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,935 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,935 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,936 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,936 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,936 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,936 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,936 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,936 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,937 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,937 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,937 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,937 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,937 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,938 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,938 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,938 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,938 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,938 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,938 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,939 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,939 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,939 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,939 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,939 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,940 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,940 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,940 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,940 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,940 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,941 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,941 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,941 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,941 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,941 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,942 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,942 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,942 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,942 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,942 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,943 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,943 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,943 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,943 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,943 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,944 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,944 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,944 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,944 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,944 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,944 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#in~params.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,944 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,945 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,945 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,945 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,945 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,945 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,945 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,946 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,946 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,946 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,946 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,946 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,946 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,947 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,947 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,947 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,947 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,947 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,947 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,947 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,948 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,948 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,948 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,948 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,948 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,948 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,949 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,949 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,949 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,949 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,949 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,949 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,949 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,950 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,950 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,950 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,950 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,950 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,950 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,950 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,951 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,951 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,951 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,951 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,951 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,951 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,952 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,952 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,952 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,952 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,952 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,952 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,953 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,953 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,953 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,953 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,953 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,953 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,954 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,954 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,954 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,954 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,954 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,954 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,954 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,955 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,955 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,955 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,955 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,955 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,955 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,956 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,956 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,956 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,958 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,958 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,958 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,958 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,959 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,959 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,959 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,959 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,959 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,959 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,959 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,960 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,960 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork0_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,965 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,965 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,965 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,966 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,966 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,967 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,967 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,968 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,968 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~params.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,968 WARN L313 ript$VariableManager]: TermVariabe |search_workerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,968 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~bounds~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,969 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~lower~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,969 WARN L313 ript$VariableManager]: TermVariabe search_workerThread1of1ForFork1_~upper~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 08:45:35,988 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-06 08:45:36,003 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 08:45:36,055 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 08:45:36,055 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 08:45:36,055 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 08:45:36,055 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 08:45:36,055 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 08:45:36,055 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 08:45:36,055 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 08:45:36,056 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 08:45:36,121 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:45:36,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:45:36,128 INFO L82 PathProgramCache]: Analyzing trace with hash 741784470, now seen corresponding path program 1 times [2021-06-06 08:45:36,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:45:36,136 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120747267] [2021-06-06 08:45:36,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:45:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:45:36,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:45:36,360 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:45:36,360 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120747267] [2021-06-06 08:45:36,361 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120747267] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 08:45:36,361 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 08:45:36,362 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-06 08:45:36,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255469597] [2021-06-06 08:45:36,367 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-06 08:45:36,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:45:36,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-06 08:45:36,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-06 08:45:36,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,384 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:45:36,386 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:45:36,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,409 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 08:45:36,409 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:45:36,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:45:36,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1254701848, now seen corresponding path program 1 times [2021-06-06 08:45:36,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:45:36,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855249353] [2021-06-06 08:45:36,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:45:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:45:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:45:36,620 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:45:36,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855249353] [2021-06-06 08:45:36,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855249353] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 08:45:36,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 08:45:36,620 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 08:45:36,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482058645] [2021-06-06 08:45:36,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 08:45:36,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:45:36,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 08:45:36,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 08:45:36,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,623 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:45:36,623 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:45:36,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:45:36,650 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 08:45:36,650 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:45:36,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:45:36,651 INFO L82 PathProgramCache]: Analyzing trace with hash -2069991461, now seen corresponding path program 1 times [2021-06-06 08:45:36,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:45:36,651 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150557276] [2021-06-06 08:45:36,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:45:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:45:36,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:45:36,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:45:36,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150557276] [2021-06-06 08:45:36,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150557276] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 08:45:36,744 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 08:45:36,744 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 08:45:36,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895778960] [2021-06-06 08:45:36,745 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 08:45:36,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:45:36,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 08:45:36,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-06 08:45:36,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,746 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:45:36,746 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:45:36,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:45:36,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:45:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:45:36,946 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 08:45:36,947 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:45:36,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:45:36,947 INFO L82 PathProgramCache]: Analyzing trace with hash 416754361, now seen corresponding path program 1 times [2021-06-06 08:45:36,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:45:36,948 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738227916] [2021-06-06 08:45:36,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:45:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:45:38,315 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 54 [2021-06-06 08:45:38,666 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-06-06 08:45:38,915 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2021-06-06 08:45:39,195 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2021-06-06 08:45:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:45:41,649 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:45:41,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738227916] [2021-06-06 08:45:41,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738227916] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:45:41,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553983359] [2021-06-06 08:45:41,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:45:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:45:41,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 08:45:41,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 08:45:42,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2021-06-06 08:45:42,707 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:45:42,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:45:42,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:45:42,709 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:23, output treesize:3 [2021-06-06 08:45:42,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:45:42,716 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553983359] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:45:42,716 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 08:45:42,716 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 14] total 55 [2021-06-06 08:45:42,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586001709] [2021-06-06 08:45:42,718 INFO L462 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-06-06 08:45:42,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:45:42,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-06-06 08:45:42,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=2918, Unknown=0, NotChecked=0, Total=3080 [2021-06-06 08:45:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:42,723 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:45:42,723 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 56 states, 55 states have (on average 3.4545454545454546) internal successors, (190), 56 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:45:42,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:42,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:45:42,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:45:42,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:45:44,107 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 64 [2021-06-06 08:45:44,386 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2021-06-06 08:45:44,646 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 08:45:44,897 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-06-06 08:45:45,195 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 86 [2021-06-06 08:45:45,541 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 90 [2021-06-06 08:45:45,957 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 99 [2021-06-06 08:45:46,305 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 101 [2021-06-06 08:45:46,659 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 103 [2021-06-06 08:45:47,000 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 101 [2021-06-06 08:45:47,367 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 103 [2021-06-06 08:45:47,699 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 105 [2021-06-06 08:45:48,075 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 103 [2021-06-06 08:45:48,493 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 105 [2021-06-06 08:45:48,934 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 114 [2021-06-06 08:45:49,386 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 119 [2021-06-06 08:45:49,832 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 128 [2021-06-06 08:45:50,391 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 139 [2021-06-06 08:45:50,923 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 146 [2021-06-06 08:45:51,493 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 153 [2021-06-06 08:45:52,042 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 146 [2021-06-06 08:45:52,623 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 154 [2021-06-06 08:45:53,261 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 159 [2021-06-06 08:45:53,822 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 154 [2021-06-06 08:45:54,443 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 163 [2021-06-06 08:45:55,090 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 159 [2021-06-06 08:45:55,788 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 175 [2021-06-06 08:45:56,364 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 159 [2021-06-06 08:45:56,723 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 122 [2021-06-06 08:45:57,671 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 163 [2021-06-06 08:45:58,289 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 164 [2021-06-06 08:45:58,906 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 162 [2021-06-06 08:45:59,616 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 174 [2021-06-06 08:46:00,328 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 176 [2021-06-06 08:46:01,008 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 172 [2021-06-06 08:46:01,775 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 181 [2021-06-06 08:46:02,519 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 184 [2021-06-06 08:46:03,201 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 180 [2021-06-06 08:46:03,627 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 143 [2021-06-06 08:46:05,229 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 168 [2021-06-06 08:46:05,642 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 131 [2021-06-06 08:46:06,525 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 178 [2021-06-06 08:46:07,242 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 179 [2021-06-06 08:46:07,949 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 177 [2021-06-06 08:46:08,700 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 185 [2021-06-06 08:46:09,458 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 185 [2021-06-06 08:46:10,130 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 172 [2021-06-06 08:46:10,851 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 181 [2021-06-06 08:46:11,585 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 186 [2021-06-06 08:46:12,260 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 182 [2021-06-06 08:46:12,686 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 145 [2021-06-06 08:46:14,028 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 168 [2021-06-06 08:46:14,426 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 131 [2021-06-06 08:46:15,096 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 178 [2021-06-06 08:46:15,794 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 179 [2021-06-06 08:46:16,482 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 177 [2021-06-06 08:46:17,172 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 154 [2021-06-06 08:46:17,488 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 113 [2021-06-06 08:46:18,084 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 161 [2021-06-06 08:46:18,707 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 162 [2021-06-06 08:46:19,311 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 160 [2021-06-06 08:46:20,015 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 180 [2021-06-06 08:46:20,854 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 165 [2021-06-06 08:46:21,489 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 163 [2021-06-06 08:46:21,895 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 117 [2021-06-06 08:46:22,368 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 126 [2021-06-06 08:46:22,859 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 141 [2021-06-06 08:46:23,371 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 144 [2021-06-06 08:46:23,918 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 151 [2021-06-06 08:46:24,421 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 144 [2021-06-06 08:46:24,964 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 152 [2021-06-06 08:46:25,542 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 157 [2021-06-06 08:46:26,091 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 152 [2021-06-06 08:46:26,686 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 161 [2021-06-06 08:46:27,286 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 157 [2021-06-06 08:46:27,945 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 173 [2021-06-06 08:46:28,594 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 169 [2021-06-06 08:46:28,989 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 132 [2021-06-06 08:46:29,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:46:29,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:46:29,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:46:29,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-06-06 08:46:29,219 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:46:29,219 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:46:29,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:46:29,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1424120253, now seen corresponding path program 1 times [2021-06-06 08:46:29,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:46:29,220 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96974506] [2021-06-06 08:46:29,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:46:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:46:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:46:30,166 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:46:30,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96974506] [2021-06-06 08:46:30,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96974506] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:46:30,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671635607] [2021-06-06 08:46:30,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:46:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:46:30,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 70 conjunts are in the unsatisfiable core [2021-06-06 08:46:30,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 08:46:30,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-06 08:46:30,338 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,347 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:46:30,348 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,348 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2021-06-06 08:46:30,366 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-06-06 08:46:30,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2021-06-06 08:46:30,369 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:46:30,380 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,380 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:26 [2021-06-06 08:46:30,421 INFO L354 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2021-06-06 08:46:30,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 18 [2021-06-06 08:46:30,424 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,435 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:46:30,436 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,436 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:36, output treesize:29 [2021-06-06 08:46:30,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 08:46:30,567 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,581 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:46:30,592 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,593 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:47, output treesize:32 [2021-06-06 08:46:30,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 08:46:30,730 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:46:30,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:46:30,750 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-06-06 08:46:30,750 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:43, output treesize:39 [2021-06-06 08:46:32,803 INFO L354 Elim1Store]: treesize reduction 4, result has 66.7 percent of original size [2021-06-06 08:46:32,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 28 [2021-06-06 08:46:32,805 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:46:32,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:46:32,813 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:46:32,813 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:49, output treesize:9 [2021-06-06 08:46:32,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:46:32,834 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [671635607] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:46:32,834 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 08:46:32,834 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 28] total 43 [2021-06-06 08:46:32,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328165602] [2021-06-06 08:46:32,837 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-06 08:46:32,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:46:32,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-06 08:46:32,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1752, Unknown=1, NotChecked=0, Total=1892 [2021-06-06 08:46:32,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:46:32,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:46:32,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 43 states have (on average 4.069767441860465) internal successors, (175), 44 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:46:32,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:46:32,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:46:32,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:46:32,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-06-06 08:46:32,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:46:34,320 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 74 [2021-06-06 08:46:34,519 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2021-06-06 08:46:34,726 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 80 [2021-06-06 08:46:34,932 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 78 [2021-06-06 08:46:35,176 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 80 [2021-06-06 08:47:17,749 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 84 [2021-06-06 08:47:17,987 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 85 [2021-06-06 08:47:18,233 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 83 [2021-06-06 08:47:18,508 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 85 [2021-06-06 08:47:18,777 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 83 [2021-06-06 08:47:18,964 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 68 [2021-06-06 08:47:19,274 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 70 [2021-06-06 08:47:23,323 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2021-06-06 08:47:32,228 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 161 [2021-06-06 08:47:36,406 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 63 [2021-06-06 08:47:36,761 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 120 [2021-06-06 08:47:54,638 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 161 [2021-06-06 08:47:55,291 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 162 [2021-06-06 08:47:55,988 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 160 [2021-06-06 08:47:56,738 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 172 [2021-06-06 08:47:57,454 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 174 [2021-06-06 08:47:59,107 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 170 [2021-06-06 08:48:00,742 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 179 [2021-06-06 08:48:01,510 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 182 [2021-06-06 08:48:02,181 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 178 [2021-06-06 08:48:03,142 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 141 [2021-06-06 08:48:05,484 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 166 [2021-06-06 08:48:05,893 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 129 [2021-06-06 08:48:08,617 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 176 [2021-06-06 08:48:09,330 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 177 [2021-06-06 08:48:10,137 WARN L205 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 175 [2021-06-06 08:48:10,908 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 183 [2021-06-06 08:48:11,673 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 183 [2021-06-06 08:48:12,351 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 170 [2021-06-06 08:48:13,153 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 179 [2021-06-06 08:48:13,917 WARN L205 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 184 [2021-06-06 08:48:14,593 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 180 [2021-06-06 08:48:15,056 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 143 [2021-06-06 08:48:15,713 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 166 [2021-06-06 08:48:16,147 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 129 [2021-06-06 08:48:16,936 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 176 [2021-06-06 08:48:17,643 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 177 [2021-06-06 08:48:18,364 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 175 [2021-06-06 08:48:19,393 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 152 [2021-06-06 08:48:19,738 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 111 [2021-06-06 08:48:20,358 WARN L205 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 159 [2021-06-06 08:48:20,973 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 160 [2021-06-06 08:48:21,619 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 158 [2021-06-06 08:48:22,377 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 178 [2021-06-06 08:48:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:22,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:22,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:48:22,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2021-06-06 08:48:22,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 08:48:22,999 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:48:22,999 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:48:22,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:48:22,999 INFO L82 PathProgramCache]: Analyzing trace with hash -1518279496, now seen corresponding path program 2 times [2021-06-06 08:48:23,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:48:23,000 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52452933] [2021-06-06 08:48:23,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:48:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:48:23,061 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:48:23,061 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:48:23,061 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52452933] [2021-06-06 08:48:23,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52452933] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 08:48:23,062 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 08:48:23,062 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 08:48:23,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432281895] [2021-06-06 08:48:23,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 08:48:23,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:48:23,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 08:48:23,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 08:48:23,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:23,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:48:23,063 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:48:23,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:23,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:23,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:48:23,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 143 states. [2021-06-06 08:48:23,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 08:48:23,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:23,530 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 70 [2021-06-06 08:48:23,891 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2021-06-06 08:48:24,419 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 112 [2021-06-06 08:48:25,110 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 171 [2021-06-06 08:48:25,782 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 169 [2021-06-06 08:48:26,468 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 170 [2021-06-06 08:48:27,132 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 168 [2021-06-06 08:48:27,854 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 173 [2021-06-06 08:48:28,489 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 160 [2021-06-06 08:48:29,183 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 169 [2021-06-06 08:48:29,871 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 174 [2021-06-06 08:48:30,501 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 170 [2021-06-06 08:48:30,915 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 129 [2021-06-06 08:48:31,553 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 154 [2021-06-06 08:48:32,152 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 159 [2021-06-06 08:48:32,516 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 118 [2021-06-06 08:48:33,278 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 172 [2021-06-06 08:48:33,996 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 170 [2021-06-06 08:48:34,689 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 175 [2021-06-06 08:48:35,310 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 162 [2021-06-06 08:48:35,939 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 156 [2021-06-06 08:48:36,453 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 113 [2021-06-06 08:48:36,818 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 111 [2021-06-06 08:48:37,335 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 70 [2021-06-06 08:48:37,952 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 99 [2021-06-06 08:48:38,500 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-06-06 08:48:38,869 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 111 [2021-06-06 08:48:39,260 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 109 [2021-06-06 08:48:39,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:39,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:39,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:48:39,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-06-06 08:48:39,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 08:48:39,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:39,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-06 08:48:39,355 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:48:39,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:48:39,356 INFO L82 PathProgramCache]: Analyzing trace with hash -946796102, now seen corresponding path program 1 times [2021-06-06 08:48:39,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:48:39,356 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535062815] [2021-06-06 08:48:39,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:48:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:48:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:48:40,359 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:48:40,359 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535062815] [2021-06-06 08:48:40,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535062815] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:48:40,359 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [706157163] [2021-06-06 08:48:40,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:48:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:48:40,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 73 conjunts are in the unsatisfiable core [2021-06-06 08:48:40,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 08:48:40,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-06 08:48:40,476 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,485 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:48:40,485 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,486 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:21 [2021-06-06 08:48:40,505 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-06-06 08:48:40,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-06-06 08:48:40,507 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,522 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:48:40,523 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,524 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2021-06-06 08:48:40,707 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-06-06 08:48:40,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2021-06-06 08:48:40,710 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,722 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:48:40,722 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,722 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:31 [2021-06-06 08:48:40,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 08:48:40,837 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,853 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:48:40,854 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:48:40,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:49, output treesize:30 [2021-06-06 08:48:41,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 08:48:41,015 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:48:41,031 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:48:41,033 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:48:41,033 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:41, output treesize:26 [2021-06-06 08:48:42,327 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-06-06 08:48:42,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 20 [2021-06-06 08:48:42,331 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:48:42,335 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:48:42,337 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:48:42,337 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:53, output treesize:7 [2021-06-06 08:48:42,362 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:48:42,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [706157163] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:48:42,363 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 08:48:42,363 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 29] total 48 [2021-06-06 08:48:42,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1162023411] [2021-06-06 08:48:42,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 08:48:42,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:48:42,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 08:48:42,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=2185, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 08:48:42,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:42,365 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:48:42,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 48 states have (on average 4.020833333333333) internal successors, (193), 49 states have internal predecessors, (193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:48:42,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:42,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:42,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:48:42,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2021-06-06 08:48:42,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 08:48:42,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:42,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:43,408 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-06-06 08:48:43,558 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-06-06 08:48:43,713 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2021-06-06 08:48:43,852 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-06-06 08:48:44,021 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2021-06-06 08:48:44,249 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2021-06-06 08:48:45,075 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 75 [2021-06-06 08:48:45,255 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-06 08:48:45,411 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-06-06 08:48:45,641 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-06-06 08:48:46,647 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 78 [2021-06-06 08:48:46,842 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 80 [2021-06-06 08:48:47,031 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 78 [2021-06-06 08:48:47,273 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 84 [2021-06-06 08:48:47,469 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 78 [2021-06-06 08:48:47,740 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 83 [2021-06-06 08:48:47,919 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 78 [2021-06-06 08:48:48,073 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2021-06-06 08:48:48,380 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-06-06 08:48:48,570 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-06-06 08:48:48,716 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-06-06 08:48:48,894 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-06 08:48:49,092 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-06-06 08:48:49,248 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-06 08:48:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:48:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2021-06-06 08:48:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 08:48:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:50,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 08:48:50,665 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:48:50,665 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:48:50,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:48:50,666 INFO L82 PathProgramCache]: Analyzing trace with hash 744018717, now seen corresponding path program 2 times [2021-06-06 08:48:50,666 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:48:50,666 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831874960] [2021-06-06 08:48:50,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:48:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:48:51,899 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:48:51,900 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:48:51,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831874960] [2021-06-06 08:48:51,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831874960] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:48:51,900 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880992468] [2021-06-06 08:48:51,900 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:48:51,993 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 08:48:51,993 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 08:48:51,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 08:48:51,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 08:48:52,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2021-06-06 08:48:52,473 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:48:52,474 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:48:52,475 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:48:52,475 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:23, output treesize:3 [2021-06-06 08:48:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-06-06 08:48:52,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880992468] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:48:52,479 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 08:48:52,480 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 14] total 41 [2021-06-06 08:48:52,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640193674] [2021-06-06 08:48:52,480 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-06 08:48:52,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:48:52,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-06 08:48:52,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=1583, Unknown=0, NotChecked=0, Total=1722 [2021-06-06 08:48:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:52,481 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:48:52,482 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 41 states have (on average 5.121951219512195) internal successors, (210), 42 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 08:48:52,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:48:54,554 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2021-06-06 08:48:57,506 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2021-06-06 08:48:57,989 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2021-06-06 08:48:58,127 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2021-06-06 08:48:58,346 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 79 [2021-06-06 08:48:58,489 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-06-06 08:48:59,318 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2021-06-06 08:49:00,018 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2021-06-06 08:49:00,161 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-06 08:49:00,304 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-06-06 08:49:00,457 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2021-06-06 08:49:01,972 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2021-06-06 08:49:04,296 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2021-06-06 08:49:08,131 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 171 [2021-06-06 08:49:08,808 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 176 [2021-06-06 08:49:09,432 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 172 [2021-06-06 08:49:09,838 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 131 [2021-06-06 08:49:10,525 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 112 [2021-06-06 08:49:10,902 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 113 [2021-06-06 08:49:11,267 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 111 [2021-06-06 08:49:11,914 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 170 [2021-06-06 08:49:12,597 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 175 [2021-06-06 08:49:13,267 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 162 [2021-06-06 08:49:13,709 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-06-06 08:49:14,048 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 111 [2021-06-06 08:49:14,384 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 109 [2021-06-06 08:49:15,029 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 168 [2021-06-06 08:49:15,695 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 173 [2021-06-06 08:49:16,378 WARN L205 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 160 [2021-06-06 08:49:16,829 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 108 [2021-06-06 08:49:17,219 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 109 [2021-06-06 08:49:17,599 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 107 [2021-06-06 08:49:18,240 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 166 [2021-06-06 08:49:18,895 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 171 [2021-06-06 08:49:19,528 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 158 [2021-06-06 08:49:33,259 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 110 [2021-06-06 08:49:33,654 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 111 [2021-06-06 08:49:35,731 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 109 [2021-06-06 08:49:37,190 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 168 [2021-06-06 08:49:38,673 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 173 [2021-06-06 08:49:40,525 WARN L205 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 160 [2021-06-06 08:49:48,910 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 108 [2021-06-06 08:49:49,247 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 109 [2021-06-06 08:49:50,449 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 107 [2021-06-06 08:49:51,472 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 166 [2021-06-06 08:49:52,518 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 171 [2021-06-06 08:49:53,933 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 158 [2021-06-06 08:49:55,770 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 106 [2021-06-06 08:49:56,171 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 107 [2021-06-06 08:49:56,551 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 105 [2021-06-06 08:49:57,188 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 164 [2021-06-06 08:49:57,826 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 169 [2021-06-06 08:49:58,423 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 156 [2021-06-06 08:49:58,813 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 97 [2021-06-06 08:49:59,142 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 98 [2021-06-06 08:49:59,508 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 96 [2021-06-06 08:50:00,163 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 155 [2021-06-06 08:50:00,775 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 160 [2021-06-06 08:50:01,349 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 147 [2021-06-06 08:50:01,742 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 93 [2021-06-06 08:50:02,068 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 94 [2021-06-06 08:50:02,426 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 92 [2021-06-06 08:50:03,015 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 151 [2021-06-06 08:50:03,620 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 156 [2021-06-06 08:50:04,315 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 143 [2021-06-06 08:50:06,236 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-06-06 08:50:06,373 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 69 [2021-06-06 08:50:06,590 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2021-06-06 08:50:06,962 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 77 [2021-06-06 08:50:07,100 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 69 [2021-06-06 08:50:08,081 WARN L205 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 150 [2021-06-06 08:50:08,456 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 86 [2021-06-06 08:50:12,410 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 55 [2021-06-06 08:50:12,705 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-06-06 08:50:14,874 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 156 [2021-06-06 08:50:15,470 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 161 [2021-06-06 08:50:16,055 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 157 [2021-06-06 08:50:19,335 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 117 [2021-06-06 08:50:19,805 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2021-06-06 08:50:19,953 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2021-06-06 08:50:20,141 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 82 [2021-06-06 08:50:20,333 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-06-06 08:50:20,518 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 80 [2021-06-06 08:50:20,794 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2021-06-06 08:50:21,285 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 104 [2021-06-06 08:50:21,479 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 73 [2021-06-06 08:50:21,739 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 80 [2021-06-06 08:50:21,917 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 74 [2021-06-06 08:50:22,148 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2021-06-06 08:50:22,400 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 63 [2021-06-06 08:50:22,793 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 113 [2021-06-06 08:50:23,242 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 128 [2021-06-06 08:50:23,727 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 135 [2021-06-06 08:50:24,306 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 142 [2021-06-06 08:50:24,787 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 135 [2021-06-06 08:50:25,294 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 143 [2021-06-06 08:50:25,828 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 148 [2021-06-06 08:50:26,338 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 143 [2021-06-06 08:50:26,878 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 152 [2021-06-06 08:50:27,412 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 148 [2021-06-06 08:50:28,169 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 164 [2021-06-06 08:50:28,332 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 65 [2021-06-06 08:50:29,016 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 160 [2021-06-06 08:50:31,782 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 115 [2021-06-06 08:50:36,327 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 65 [2021-06-06 08:50:37,941 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 63 [2021-06-06 08:50:38,608 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 156 [2021-06-06 08:50:39,208 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 157 [2021-06-06 08:50:44,969 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 141 [2021-06-06 08:50:45,534 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2021-06-06 08:50:45,873 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 106 [2021-06-06 08:50:48,512 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 65 [2021-06-06 08:50:52,314 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-06 08:50:52,474 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-06-06 08:50:52,640 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 78 [2021-06-06 08:50:52,935 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-06 08:50:53,198 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2021-06-06 08:50:53,533 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-06 08:50:53,678 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2021-06-06 08:50:53,870 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-06-06 08:50:54,075 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2021-06-06 08:50:54,213 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2021-06-06 08:50:54,372 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 76 [2021-06-06 08:50:54,637 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2021-06-06 08:50:55,134 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-06 08:50:55,405 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-06-06 08:50:55,546 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-06-06 08:50:55,683 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2021-06-06 08:50:56,812 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2021-06-06 08:50:57,645 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2021-06-06 08:50:57,918 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-06-06 08:51:02,311 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2021-06-06 08:51:03,792 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 94 [2021-06-06 08:51:04,554 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 96 [2021-06-06 08:51:04,847 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 94 [2021-06-06 08:51:05,243 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 96 [2021-06-06 08:51:05,593 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 105 [2021-06-06 08:51:05,995 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 110 [2021-06-06 08:51:06,412 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 119 [2021-06-06 08:51:06,876 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 134 [2021-06-06 08:51:07,377 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 141 [2021-06-06 08:51:07,915 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 148 [2021-06-06 08:51:08,415 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 141 [2021-06-06 08:51:09,030 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 149 [2021-06-06 08:51:09,614 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 150 [2021-06-06 08:51:10,158 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 149 [2021-06-06 08:51:10,760 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 154 [2021-06-06 08:51:11,353 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 150 [2021-06-06 08:51:12,044 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 166 [2021-06-06 08:51:12,576 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 154 [2021-06-06 08:51:12,960 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 113 [2021-06-06 08:51:13,570 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 154 [2021-06-06 08:51:14,196 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 155 [2021-06-06 08:51:14,822 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 153 [2021-06-06 08:51:15,529 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 165 [2021-06-06 08:51:16,246 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 167 [2021-06-06 08:51:16,982 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 163 [2021-06-06 08:51:17,743 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 172 [2021-06-06 08:51:18,501 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 175 [2021-06-06 08:51:19,152 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 171 [2021-06-06 08:51:19,576 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 134 [2021-06-06 08:51:20,114 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 145 [2021-06-06 08:51:20,491 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 104 [2021-06-06 08:51:21,073 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 152 [2021-06-06 08:51:21,683 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 153 [2021-06-06 08:51:22,301 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 151 [2021-06-06 08:51:23,024 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 171 [2021-06-06 08:51:23,760 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 176 [2021-06-06 08:51:24,490 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 163 [2021-06-06 08:51:25,231 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 172 [2021-06-06 08:51:25,976 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 177 [2021-06-06 08:51:26,626 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 173 [2021-06-06 08:51:27,059 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 136 [2021-06-06 08:51:27,984 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 156 [2021-06-06 08:51:28,565 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 154 [2021-06-06 08:51:28,953 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 108 [2021-06-06 08:51:29,372 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 117 [2021-06-06 08:51:29,825 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 132 [2021-06-06 08:51:30,319 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 139 [2021-06-06 08:51:30,848 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 146 [2021-06-06 08:51:31,443 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 139 [2021-06-06 08:51:32,013 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 147 [2021-06-06 08:51:32,601 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 152 [2021-06-06 08:51:33,147 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 147 [2021-06-06 08:51:33,725 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 156 [2021-06-06 08:51:34,305 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 148 [2021-06-06 08:51:34,990 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 164 [2021-06-06 08:51:35,587 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 164 [2021-06-06 08:51:36,055 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 123 [2021-06-06 08:51:36,587 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 103 [2021-06-06 08:51:37,178 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 162 [2021-06-06 08:51:37,763 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 160 [2021-06-06 08:51:38,376 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 161 [2021-06-06 08:51:39,002 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 159 [2021-06-06 08:51:39,630 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 164 [2021-06-06 08:51:40,283 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 151 [2021-06-06 08:51:40,923 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 160 [2021-06-06 08:51:41,573 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 165 [2021-06-06 08:51:42,172 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 161 [2021-06-06 08:51:42,575 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 120 [2021-06-06 08:51:43,146 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 145 [2021-06-06 08:51:43,720 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 150 [2021-06-06 08:51:44,094 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-06-06 08:51:44,854 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 163 [2021-06-06 08:51:45,479 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 161 [2021-06-06 08:51:46,118 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 166 [2021-06-06 08:51:46,701 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 153 [2021-06-06 08:51:47,264 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 147 [2021-06-06 08:51:47,657 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 104 [2021-06-06 08:51:48,013 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2021-06-06 08:51:48,754 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 90 [2021-06-06 08:51:49,253 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 101 [2021-06-06 08:51:49,601 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2021-06-06 08:51:49,979 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 100 [2021-06-06 08:51:52,796 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 162 [2021-06-06 08:51:53,443 WARN L205 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 167 [2021-06-06 08:51:54,043 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 163 [2021-06-06 08:51:54,442 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 122 [2021-06-06 08:51:54,892 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 103 [2021-06-06 08:51:55,221 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 104 [2021-06-06 08:51:55,551 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2021-06-06 08:51:56,152 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 161 [2021-06-06 08:51:56,785 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 166 [2021-06-06 08:51:57,462 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 153 [2021-06-06 08:51:57,814 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 101 [2021-06-06 08:51:58,134 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 102 [2021-06-06 08:51:58,453 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 100 [2021-06-06 08:51:59,042 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 159 [2021-06-06 08:51:59,651 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 164 [2021-06-06 08:52:00,211 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 151 [2021-06-06 08:52:02,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:52:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:52:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:52:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 345 states. [2021-06-06 08:52:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-06 08:52:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:52:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 08:52:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-06 08:52:02,683 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:52:02,684 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 08:52:02,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 08:52:02,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1972346125, now seen corresponding path program 3 times [2021-06-06 08:52:02,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 08:52:02,685 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827121657] [2021-06-06 08:52:02,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 08:52:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 08:52:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:52:03,927 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 08:52:03,927 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827121657] [2021-06-06 08:52:03,927 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827121657] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:52:03,927 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1645150991] [2021-06-06 08:52:03,927 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:52:04,024 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-06 08:52:04,024 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 08:52:04,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 71 conjunts are in the unsatisfiable core [2021-06-06 08:52:04,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 08:52:04,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-06 08:52:04,049 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,052 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:52:04,057 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,057 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2021-06-06 08:52:04,097 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-06-06 08:52:04,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-06-06 08:52:04,099 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,108 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:52:04,109 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,109 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:30 [2021-06-06 08:52:04,158 INFO L354 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2021-06-06 08:52:04,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2021-06-06 08:52:04,160 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,177 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:52:04,178 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,178 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:41, output treesize:43 [2021-06-06 08:52:04,381 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-06-06 08:52:04,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2021-06-06 08:52:04,384 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:52:04,407 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,407 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:51, output treesize:43 [2021-06-06 08:52:04,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-06-06 08:52:04,534 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,560 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:52:04,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:52:04,562 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:61, output treesize:38 [2021-06-06 08:52:05,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 33 [2021-06-06 08:52:05,253 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:52:05,272 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:52:05,274 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-06 08:52:05,274 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:56, output treesize:33 [2021-06-06 08:52:05,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2021-06-06 08:52:05,897 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 08:52:05,902 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 08:52:05,903 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-06-06 08:52:05,903 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:33, output treesize:7 [2021-06-06 08:52:05,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 08:52:05,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1645150991] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 08:52:05,932 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 08:52:05,933 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 47 [2021-06-06 08:52:05,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543056008] [2021-06-06 08:52:05,933 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-06-06 08:52:05,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 08:52:05,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-06-06 08:52:05,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=2131, Unknown=0, NotChecked=0, Total=2256 [2021-06-06 08:52:05,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:52:05,935 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 08:52:05,935 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 47 states have (on average 3.8085106382978724) internal successors, (179), 48 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 345 states. [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 08:52:05,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 144 states. [2021-06-06 08:52:05,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:52:06,717 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 61 [2021-06-06 08:52:06,888 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 65 [2021-06-06 08:52:07,157 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 75 [2021-06-06 08:52:07,367 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 77 [2021-06-06 08:52:07,590 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2021-06-06 08:52:07,795 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 08:52:08,029 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2021-06-06 08:52:08,311 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 77 [2021-06-06 08:52:09,041 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-06-06 08:52:09,304 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 91 [2021-06-06 08:52:09,558 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 86 [2021-06-06 08:52:09,940 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 88 [2021-06-06 08:52:10,210 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 84 [2021-06-06 08:52:10,545 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 86 [2021-06-06 08:52:10,799 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 82 [2021-06-06 08:52:11,012 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-06-06 08:52:11,832 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 75 [2021-06-06 08:52:14,286 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 146 [2021-06-06 08:52:14,834 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2021-06-06 08:52:15,343 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 141 [2021-06-06 08:52:15,805 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 125 [2021-06-06 08:52:15,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 08:52:15,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:52:15,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 08:52:15,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 349 states. [2021-06-06 08:52:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-06-06 08:52:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 08:52:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 08:52:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2021-06-06 08:52:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 08:52:16,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 08:52:16,090 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 08:52:16,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 08:52:16 BasicIcfg [2021-06-06 08:52:16,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 08:52:16,092 INFO L168 Benchmark]: Toolchain (without parser) took 400946.08 ms. Allocated memory was 316.7 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 278.9 MB in the beginning and 1.2 GB in the end (delta: -873.1 MB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. [2021-06-06 08:52:16,092 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 316.7 MB. Free memory was 297.7 MB in the beginning and 297.6 MB in the end (delta: 71.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 08:52:16,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 238.11 ms. Allocated memory is still 316.7 MB. Free memory was 278.7 MB in the beginning and 299.2 MB in the end (delta: -20.5 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.0 GB. [2021-06-06 08:52:16,092 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.38 ms. Allocated memory is still 316.7 MB. Free memory was 299.2 MB in the beginning and 297.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 08:52:16,092 INFO L168 Benchmark]: Boogie Preprocessor took 32.26 ms. Allocated memory is still 316.7 MB. Free memory was 297.4 MB in the beginning and 296.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 08:52:16,092 INFO L168 Benchmark]: RCFGBuilder took 422.03 ms. Allocated memory is still 316.7 MB. Free memory was 296.1 MB in the beginning and 270.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-06 08:52:16,092 INFO L168 Benchmark]: TraceAbstraction took 400197.42 ms. Allocated memory was 316.7 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 270.1 MB in the beginning and 1.2 GB in the end (delta: -881.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. [2021-06-06 08:52:16,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 316.7 MB. Free memory was 297.7 MB in the beginning and 297.6 MB in the end (delta: 71.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 238.11 ms. Allocated memory is still 316.7 MB. Free memory was 278.7 MB in the beginning and 299.2 MB in the end (delta: -20.5 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 50.38 ms. Allocated memory is still 316.7 MB. Free memory was 299.2 MB in the beginning and 297.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 32.26 ms. Allocated memory is still 316.7 MB. Free memory was 297.4 MB in the beginning and 296.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 422.03 ms. Allocated memory is still 316.7 MB. Free memory was 296.1 MB in the beginning and 270.1 MB in the end (delta: 26.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 400197.42 ms. Allocated memory was 316.7 MB in the beginning and 2.6 GB in the end (delta: 2.3 GB). Free memory was 270.1 MB in the beginning and 1.2 GB in the end (delta: -881.9 MB). Peak memory consumption was 1.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 127367, positive: 113075, positive conditional: 113075, positive unconditional: 0, negative: 14292, negative conditional: 14292, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 113400, positive: 113075, positive conditional: 113075, positive unconditional: 0, negative: 325, negative conditional: 325, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 113400, positive: 112917, positive conditional: 0, positive unconditional: 112917, negative: 483, negative conditional: 0, negative unconditional: 483, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1112, positive: 1105, positive conditional: 0, positive unconditional: 1105, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1112, positive: 1102, positive conditional: 0, positive unconditional: 1102, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 113400, positive: 111812, positive conditional: 0, positive unconditional: 111812, negative: 476, negative conditional: 0, negative unconditional: 476, unknown: 1112, unknown conditional: 0, unknown unconditional: 1112] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686, SemanticConditionEliminator.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3528, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 3370, negative conditional: 684, negative unconditional: 2686, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 9, positive conditional: 6, positive unconditional: 3, negative: 77, negative conditional: 70, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 270, positive: 12, positive conditional: 9, positive unconditional: 3, negative: 258, negative conditional: 201, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3528, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 3300, negative conditional: 614, negative unconditional: 2686, unknown: 76, unknown conditional: 76, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1188, Positive cache size: 1111, Positive conditional cache size: 6, Positive unconditional cache size: 1105, Negative cache size: 77, Negative conditional cache size: 70, Negative unconditional cache size: 7, Eliminated conditions: 2686 ], Maximal queried relation: 9, Independence queries for same thread: 13967 - PositiveResult [Line: 67]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 159 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 400071.8ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.6ms, PartialOrderReductionTime: 380865.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 713, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 125.1ms SsaConstructionTime, 534.5ms SatisfiabilityAnalysisTime, 17094.5ms InterpolantComputationTime, 1452 NumberOfCodeBlocks, 1452 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1438 ConstructedInterpolants, 176 QuantifiedInterpolants, 24847 SizeOfPredicates, 151 NumberOfNonLiveVariables, 1201 ConjunctsInSsa, 284 ConjunctsInUnsatCore, 14 InterpolantComputations, 4 PerfectInterpolantSequences, 22/77 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...