/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread/stack-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 03:21:54,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 03:21:54,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 03:21:54,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 03:21:54,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 03:21:54,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 03:21:54,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 03:21:54,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 03:21:54,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 03:21:54,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 03:21:54,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 03:21:54,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 03:21:54,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 03:21:54,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 03:21:54,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 03:21:54,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 03:21:54,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 03:21:54,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 03:21:54,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 03:21:54,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 03:21:54,971 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 03:21:54,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 03:21:54,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 03:21:54,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 03:21:54,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-12 03:21:54,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 03:21:54,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 03:21:54,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 03:21:54,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 03:21:54,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 03:21:54,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 03:21:55,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 03:21:55,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 03:21:55,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 03:21:55,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 03:21:55,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 03:21:55,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf [2020-11-12 03:21:55,061 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 03:21:55,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 03:21:55,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 03:21:55,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 03:21:55,067 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 03:21:55,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 03:21:55,067 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 03:21:55,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 03:21:55,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 03:21:55,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 03:21:55,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 03:21:55,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 03:21:55,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 03:21:55,070 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 03:21:55,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 03:21:55,071 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 03:21:55,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 03:21:55,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 03:21:55,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 03:21:55,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 03:21:55,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 03:21:55,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 03:21:55,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 03:21:55,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 03:21:55,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 03:21:55,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 03:21:55,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 03:21:55,074 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-12 03:21:55,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 03:21:55,074 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-12 03:21:55,075 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 03:21:55,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 03:21:55,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 03:21:55,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 03:21:55,576 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 03:21:55,577 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 03:21:55,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-1.i [2020-11-12 03:21:55,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573b39edf/7c95e309b5af443a8ccaf2a25f99aebe/FLAG4bc3fc13c [2020-11-12 03:21:56,428 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 03:21:56,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i [2020-11-12 03:21:56,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573b39edf/7c95e309b5af443a8ccaf2a25f99aebe/FLAG4bc3fc13c [2020-11-12 03:21:56,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/573b39edf/7c95e309b5af443a8ccaf2a25f99aebe [2020-11-12 03:21:56,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 03:21:56,682 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 03:21:56,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 03:21:56,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 03:21:56,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 03:21:56,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:21:56" (1/1) ... [2020-11-12 03:21:56,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@271a0c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:56, skipping insertion in model container [2020-11-12 03:21:56,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 03:21:56" (1/1) ... [2020-11-12 03:21:56,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 03:21:56,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 03:21:57,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 03:21:57,454 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 03:21:57,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 03:21:57,730 INFO L208 MainTranslator]: Completed translation [2020-11-12 03:21:57,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57 WrapperNode [2020-11-12 03:21:57,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 03:21:57,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 03:21:57,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 03:21:57,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 03:21:57,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 03:21:57,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 03:21:57,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 03:21:57,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 03:21:57,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... [2020-11-12 03:21:57,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 03:21:57,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 03:21:57,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 03:21:57,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 03:21:57,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 03:21:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-12 03:21:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-12 03:21:58,026 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-12 03:21:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-12 03:21:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 03:21:58,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 03:21:58,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-12 03:21:58,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 03:21:58,029 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-12 03:21:58,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-12 03:21:58,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 03:21:58,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 03:21:58,032 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-12 03:21:58,685 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 03:21:58,685 INFO L298 CfgBuilder]: Removed 28 assume(true) statements. [2020-11-12 03:21:58,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:21:58 BoogieIcfgContainer [2020-11-12 03:21:58,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 03:21:58,690 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 03:21:58,690 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 03:21:58,694 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 03:21:58,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 03:21:56" (1/3) ... [2020-11-12 03:21:58,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9df35ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:21:58, skipping insertion in model container [2020-11-12 03:21:58,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 03:21:57" (2/3) ... [2020-11-12 03:21:58,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9df35ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 03:21:58, skipping insertion in model container [2020-11-12 03:21:58,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 03:21:58" (3/3) ... [2020-11-12 03:21:58,697 INFO L111 eAbstractionObserver]: Analyzing ICFG stack-1.i [2020-11-12 03:21:58,714 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 03:21:58,714 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 03:21:58,718 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-12 03:21:58,720 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 03:21:58,763 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,763 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,764 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,764 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,764 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,765 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,765 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,765 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,765 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,766 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,766 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,766 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,766 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,766 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,767 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,767 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,767 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,767 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,768 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,768 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,768 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,768 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,769 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,769 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,769 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,769 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,770 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,770 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,770 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,770 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,770 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,771 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,771 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,771 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,771 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,772 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,772 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,772 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,772 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,773 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,773 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,773 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,773 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,774 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,774 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,774 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,774 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,774 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,775 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,775 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,775 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,775 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,776 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,776 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,776 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,776 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,777 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,777 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,777 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,777 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,777 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,777 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,778 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,778 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,778 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,778 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,778 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,779 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,779 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,779 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,779 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,779 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,780 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,780 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,780 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,780 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,780 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,781 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,781 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,781 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,781 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,782 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,783 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,784 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,784 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,784 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,784 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,785 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,786 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,786 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,786 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,786 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,786 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,787 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,787 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,787 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,787 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,788 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,788 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,788 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,788 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,788 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,789 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,789 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,789 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,789 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,790 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,790 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,790 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,790 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,790 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,791 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,791 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,791 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,791 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,791 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,792 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,792 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,792 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,792 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,793 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,793 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,793 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,793 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,793 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,794 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,794 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,794 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,794 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,794 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,795 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,795 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,795 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,795 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,796 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,797 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,797 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,800 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,800 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,801 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,801 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,801 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,801 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,801 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,801 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,802 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,802 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,802 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,802 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,803 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,803 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,803 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,803 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,803 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,804 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,804 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,804 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,804 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,805 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,805 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,805 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,805 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,806 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,806 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,806 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,806 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,806 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,806 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,807 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,807 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,807 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,807 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,807 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,808 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,808 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,808 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,808 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,808 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,808 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,809 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,809 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,809 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,809 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,809 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,810 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,810 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,810 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,810 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,810 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,810 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,811 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,811 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,811 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,811 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,812 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,812 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,812 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,812 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,812 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,813 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,813 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,813 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,813 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,813 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,814 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,814 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,814 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,814 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,814 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,815 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,815 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,815 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,815 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,815 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,816 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,816 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,816 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,816 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,816 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,817 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,817 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,817 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,817 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,817 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,818 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,818 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,818 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,818 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,818 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,819 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,819 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,819 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,820 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,820 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,820 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,820 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,820 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,821 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,821 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,821 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,821 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,821 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,822 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,822 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,822 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,822 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,822 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,822 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,823 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,823 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,823 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,823 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,826 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,826 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,826 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,826 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,827 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,827 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,827 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,827 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,827 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,828 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,828 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,828 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,828 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,828 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,828 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,829 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,829 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,829 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,829 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,829 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,852 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,855 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,855 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,856 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 03:21:58,877 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-11-12 03:21:58,887 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-12 03:21:58,910 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 03:21:58,910 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 03:21:58,910 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 03:21:58,910 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 03:21:58,910 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 03:21:58,910 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 03:21:58,911 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 03:21:58,911 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 03:21:58,926 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 149 places, 156 transitions, 334 flow [2020-11-12 03:21:59,445 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 7209 states, 7205 states have (on average 2.822761970853574) internal successors, (20338), 7208 states have internal predecessors, (20338), 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) [2020-11-12 03:21:59,959 WARN L455 BasicCegarLoop]: Sleep Set Reduction Time: 509ms [2020-11-12 03:21:59,982 WARN L456 BasicCegarLoop]: Sleep set: input automaton has 7209 states, 7205 states have (on average 2.822761970853574) internal successors, (20338), 7208 states have internal predecessors, (20338), 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) [2020-11-12 03:21:59,995 WARN L457 BasicCegarLoop]: Sleep set: output automaton has 4989 states, 4760 states have (on average 1.3092436974789916) internal successors, (6232), 4988 states have internal predecessors, (6232), 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) [2020-11-12 03:22:00,007 INFO L276 IsEmpty]: Start isEmpty. Operand has 4989 states, 4760 states have (on average 1.3092436974789916) internal successors, (6232), 4988 states have internal predecessors, (6232), 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) [2020-11-12 03:22:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-12 03:22:00,091 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:00,095 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:00,096 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:00,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:00,104 INFO L82 PathProgramCache]: Analyzing trace with hash 318230375, now seen corresponding path program 1 times [2020-11-12 03:22:00,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:00,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497300100] [2020-11-12 03:22:00,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:00,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:00,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497300100] [2020-11-12 03:22:00,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:22:00,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 03:22:00,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144623994] [2020-11-12 03:22:00,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:22:00,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:00,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:22:00,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:22:00,543 INFO L87 Difference]: Start difference. First operand has 4989 states, 4760 states have (on average 1.3092436974789916) internal successors, (6232), 4988 states have internal predecessors, (6232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2020-11-12 03:22:00,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:00,675 INFO L93 Difference]: Finished difference Result 6736 states and 8136 transitions. [2020-11-12 03:22:00,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:22:00,677 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2020-11-12 03:22:00,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:00,726 INFO L225 Difference]: With dead ends: 6736 [2020-11-12 03:22:00,726 INFO L226 Difference]: Without dead ends: 5588 [2020-11-12 03:22:00,728 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:22:00,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5588 states. [2020-11-12 03:22:00,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5588 to 4866. [2020-11-12 03:22:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4866 states, 4802 states have (on average 1.268429820907955) internal successors, (6091), 4865 states have internal predecessors, (6091), 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) [2020-11-12 03:22:01,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 4866 states and 6091 transitions. [2020-11-12 03:22:01,020 INFO L78 Accepts]: Start accepts. Automaton has 4866 states and 6091 transitions. Word has length 54 [2020-11-12 03:22:01,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:01,021 INFO L481 AbstractCegarLoop]: Abstraction has 4866 states and 6091 transitions. [2020-11-12 03:22:01,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2020-11-12 03:22:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 4866 states and 6091 transitions. [2020-11-12 03:22:01,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-12 03:22:01,026 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:01,027 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:01,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 03:22:01,027 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:01,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:01,028 INFO L82 PathProgramCache]: Analyzing trace with hash -232997273, now seen corresponding path program 1 times [2020-11-12 03:22:01,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:01,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642513847] [2020-11-12 03:22:01,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:01,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:01,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642513847] [2020-11-12 03:22:01,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:22:01,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-12 03:22:01,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826644602] [2020-11-12 03:22:01,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-12 03:22:01,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:01,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-12 03:22:01,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-12 03:22:01,326 INFO L87 Difference]: Start difference. First operand 4866 states and 6091 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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) [2020-11-12 03:22:01,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:01,447 INFO L93 Difference]: Finished difference Result 7616 states and 9469 transitions. [2020-11-12 03:22:01,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-12 03:22:01,449 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2020-11-12 03:22:01,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:01,488 INFO L225 Difference]: With dead ends: 7616 [2020-11-12 03:22:01,488 INFO L226 Difference]: Without dead ends: 7616 [2020-11-12 03:22:01,489 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-12 03:22:01,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7616 states. [2020-11-12 03:22:01,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7616 to 5325. [2020-11-12 03:22:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5325 states, 5261 states have (on average 1.2661091047329405) internal successors, (6661), 5324 states have internal predecessors, (6661), 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) [2020-11-12 03:22:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5325 states to 5325 states and 6661 transitions. [2020-11-12 03:22:01,722 INFO L78 Accepts]: Start accepts. Automaton has 5325 states and 6661 transitions. Word has length 67 [2020-11-12 03:22:01,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:01,724 INFO L481 AbstractCegarLoop]: Abstraction has 5325 states and 6661 transitions. [2020-11-12 03:22:01,725 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 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) [2020-11-12 03:22:01,725 INFO L276 IsEmpty]: Start isEmpty. Operand 5325 states and 6661 transitions. [2020-11-12 03:22:01,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-12 03:22:01,732 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:01,732 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:01,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 03:22:01,733 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:01,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:01,734 INFO L82 PathProgramCache]: Analyzing trace with hash 2116562935, now seen corresponding path program 1 times [2020-11-12 03:22:01,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:01,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383162607] [2020-11-12 03:22:01,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:01,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383162607] [2020-11-12 03:22:01,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:22:01,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 03:22:01,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383045196] [2020-11-12 03:22:01,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:22:01,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:01,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:22:01,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:22:01,889 INFO L87 Difference]: Start difference. First operand 5325 states and 6661 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2020-11-12 03:22:01,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:01,965 INFO L93 Difference]: Finished difference Result 3010 states and 3558 transitions. [2020-11-12 03:22:01,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:22:01,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2020-11-12 03:22:01,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:01,977 INFO L225 Difference]: With dead ends: 3010 [2020-11-12 03:22:01,978 INFO L226 Difference]: Without dead ends: 2347 [2020-11-12 03:22:01,978 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:22:01,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2347 states. [2020-11-12 03:22:02,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2347 to 2347. [2020-11-12 03:22:02,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2347 states, 2317 states have (on average 1.2054380664652569) internal successors, (2793), 2346 states have internal predecessors, (2793), 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) [2020-11-12 03:22:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 2347 states and 2793 transitions. [2020-11-12 03:22:02,039 INFO L78 Accepts]: Start accepts. Automaton has 2347 states and 2793 transitions. Word has length 82 [2020-11-12 03:22:02,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:02,039 INFO L481 AbstractCegarLoop]: Abstraction has 2347 states and 2793 transitions. [2020-11-12 03:22:02,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2020-11-12 03:22:02,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2793 transitions. [2020-11-12 03:22:02,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-12 03:22:02,044 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:02,045 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:02,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 03:22:02,045 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:02,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:02,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1600351002, now seen corresponding path program 1 times [2020-11-12 03:22:02,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:02,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427632244] [2020-11-12 03:22:02,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:02,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:02,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427632244] [2020-11-12 03:22:02,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:22:02,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-12 03:22:02,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162754876] [2020-11-12 03:22:02,127 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-12 03:22:02,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:02,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-12 03:22:02,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:22:02,128 INFO L87 Difference]: Start difference. First operand 2347 states and 2793 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2020-11-12 03:22:02,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:02,192 INFO L93 Difference]: Finished difference Result 2896 states and 3467 transitions. [2020-11-12 03:22:02,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-12 03:22:02,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2020-11-12 03:22:02,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:02,207 INFO L225 Difference]: With dead ends: 2896 [2020-11-12 03:22:02,207 INFO L226 Difference]: Without dead ends: 2896 [2020-11-12 03:22:02,208 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-12 03:22:02,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2896 states. [2020-11-12 03:22:02,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2896 to 2404. [2020-11-12 03:22:02,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2404 states, 2374 states have (on average 1.212721145745577) internal successors, (2879), 2403 states have internal predecessors, (2879), 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) [2020-11-12 03:22:02,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2404 states and 2879 transitions. [2020-11-12 03:22:02,291 INFO L78 Accepts]: Start accepts. Automaton has 2404 states and 2879 transitions. Word has length 89 [2020-11-12 03:22:02,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:02,294 INFO L481 AbstractCegarLoop]: Abstraction has 2404 states and 2879 transitions. [2020-11-12 03:22:02,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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) [2020-11-12 03:22:02,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2879 transitions. [2020-11-12 03:22:02,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-12 03:22:02,299 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:02,299 INFO L494 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:02,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-12 03:22:02,300 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:02,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:02,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1979025362, now seen corresponding path program 1 times [2020-11-12 03:22:02,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:02,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695699354] [2020-11-12 03:22:02,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:02,546 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:02,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695699354] [2020-11-12 03:22:02,547 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121386653] [2020-11-12 03:22:02,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 03:22:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:02,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-12 03:22:02,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 03:22:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:02,820 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 03:22:02,820 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2020-11-12 03:22:02,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039826514] [2020-11-12 03:22:02,821 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-12 03:22:02,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:02,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-12 03:22:02,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-12 03:22:02,822 INFO L87 Difference]: Start difference. First operand 2404 states and 2879 transitions. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2020-11-12 03:22:02,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:02,975 INFO L93 Difference]: Finished difference Result 4148 states and 4986 transitions. [2020-11-12 03:22:02,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-12 03:22:02,976 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2020-11-12 03:22:02,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:02,995 INFO L225 Difference]: With dead ends: 4148 [2020-11-12 03:22:02,996 INFO L226 Difference]: Without dead ends: 4076 [2020-11-12 03:22:02,997 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:22:03,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4076 states. [2020-11-12 03:22:03,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4076 to 3075. [2020-11-12 03:22:03,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3075 states, 3045 states have (on average 1.2200328407224958) internal successors, (3715), 3074 states have internal predecessors, (3715), 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) [2020-11-12 03:22:03,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 3075 states and 3715 transitions. [2020-11-12 03:22:03,087 INFO L78 Accepts]: Start accepts. Automaton has 3075 states and 3715 transitions. Word has length 92 [2020-11-12 03:22:03,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:03,087 INFO L481 AbstractCegarLoop]: Abstraction has 3075 states and 3715 transitions. [2020-11-12 03:22:03,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 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) [2020-11-12 03:22:03,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 3715 transitions. [2020-11-12 03:22:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-12 03:22:03,093 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:03,093 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:03,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 03:22:03,307 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:03,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:03,308 INFO L82 PathProgramCache]: Analyzing trace with hash 108726862, now seen corresponding path program 1 times [2020-11-12 03:22:03,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:03,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481457216] [2020-11-12 03:22:03,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:04,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481457216] [2020-11-12 03:22:04,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 03:22:04,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-11-12 03:22:04,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501723062] [2020-11-12 03:22:04,514 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-11-12 03:22:04,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:04,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-11-12 03:22:04,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2020-11-12 03:22:04,515 INFO L87 Difference]: Start difference. First operand 3075 states and 3715 transitions. Second operand has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 states have internal predecessors, (99), 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) [2020-11-12 03:22:07,895 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 37 [2020-11-12 03:22:08,332 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-11-12 03:22:08,526 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-11-12 03:22:08,745 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2020-11-12 03:22:08,954 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-11-12 03:22:09,251 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-11-12 03:22:09,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:09,755 INFO L93 Difference]: Finished difference Result 7821 states and 9129 transitions. [2020-11-12 03:22:09,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-11-12 03:22:09,756 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2020-11-12 03:22:09,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:09,787 INFO L225 Difference]: With dead ends: 7821 [2020-11-12 03:22:09,788 INFO L226 Difference]: Without dead ends: 7371 [2020-11-12 03:22:09,789 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 651 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=561, Invalid=2861, Unknown=0, NotChecked=0, Total=3422 [2020-11-12 03:22:09,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7371 states. [2020-11-12 03:22:09,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7371 to 3722. [2020-11-12 03:22:09,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3722 states, 3692 states have (on average 1.2093716143011917) internal successors, (4465), 3721 states have internal predecessors, (4465), 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) [2020-11-12 03:22:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3722 states and 4465 transitions. [2020-11-12 03:22:09,932 INFO L78 Accepts]: Start accepts. Automaton has 3722 states and 4465 transitions. Word has length 99 [2020-11-12 03:22:09,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:09,933 INFO L481 AbstractCegarLoop]: Abstraction has 3722 states and 4465 transitions. [2020-11-12 03:22:09,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 4.125) internal successors, (99), 24 states have internal predecessors, (99), 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) [2020-11-12 03:22:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 4465 transitions. [2020-11-12 03:22:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-11-12 03:22:09,941 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:09,942 INFO L494 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:09,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-12 03:22:09,942 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:09,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:09,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1158711821, now seen corresponding path program 2 times [2020-11-12 03:22:09,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:09,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401535862] [2020-11-12 03:22:09,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:10,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401535862] [2020-11-12 03:22:10,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1332237120] [2020-11-12 03:22:10,109 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 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 [2020-11-12 03:22:10,247 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-12 03:22:10,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-12 03:22:10,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-12 03:22:10,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 03:22:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:10,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 03:22:10,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2020-11-12 03:22:10,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824409992] [2020-11-12 03:22:10,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-12 03:22:10,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:10,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-12 03:22:10,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-11-12 03:22:10,430 INFO L87 Difference]: Start difference. First operand 3722 states and 4465 transitions. Second operand has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 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) [2020-11-12 03:22:10,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:10,619 INFO L93 Difference]: Finished difference Result 6543 states and 7744 transitions. [2020-11-12 03:22:10,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-12 03:22:10,620 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 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) Word has length 126 [2020-11-12 03:22:10,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:10,641 INFO L225 Difference]: With dead ends: 6543 [2020-11-12 03:22:10,641 INFO L226 Difference]: Without dead ends: 6543 [2020-11-12 03:22:10,642 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2020-11-12 03:22:10,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6543 states. [2020-11-12 03:22:10,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6543 to 4564. [2020-11-12 03:22:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 4534 states have (on average 1.22562858403176) internal successors, (5557), 4563 states have internal predecessors, (5557), 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) [2020-11-12 03:22:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 5557 transitions. [2020-11-12 03:22:10,862 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 5557 transitions. Word has length 126 [2020-11-12 03:22:10,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:10,862 INFO L481 AbstractCegarLoop]: Abstraction has 4564 states and 5557 transitions. [2020-11-12 03:22:10,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 19.444444444444443) internal successors, (175), 9 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) [2020-11-12 03:22:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 5557 transitions. [2020-11-12 03:22:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-12 03:22:10,871 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:10,871 INFO L494 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:11,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 03:22:11,085 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:11,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:11,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1952508585, now seen corresponding path program 1 times [2020-11-12 03:22:11,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:11,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909849023] [2020-11-12 03:22:11,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:12,409 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:12,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909849023] [2020-11-12 03:22:12,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639425797] [2020-11-12 03:22:12,410 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 [2020-11-12 03:22:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:12,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 50 conjunts are in the unsatisfiable core [2020-11-12 03:22:12,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 03:22:12,686 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-11-12 03:22:12,687 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-12 03:22:12,745 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-12 03:22:13,429 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 15 [2020-11-12 03:22:13,430 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 03:22:13,469 INFO L625 ElimStorePlain]: treesize reduction 13, result has 78.3 percent of original size [2020-11-12 03:22:13,473 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 03:22:13,473 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:64, output treesize:52 [2020-11-12 03:22:14,287 INFO L382 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 63 treesize of output 23 [2020-11-12 03:22:14,288 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 03:22:14,298 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 03:22:14,299 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 03:22:14,300 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:63, output treesize:20 [2020-11-12 03:22:14,351 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-12 03:22:14,854 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-12 03:22:14,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-12 03:22:14,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [26] total 45 [2020-11-12 03:22:14,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133798247] [2020-11-12 03:22:14,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-11-12 03:22:14,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:14,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-11-12 03:22:14,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1858, Unknown=0, NotChecked=0, Total=1980 [2020-11-12 03:22:14,857 INFO L87 Difference]: Start difference. First operand 4564 states and 5557 transitions. Second operand has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 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) [2020-11-12 03:22:15,878 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-11-12 03:22:16,151 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2020-11-12 03:22:16,366 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2020-11-12 03:22:16,675 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2020-11-12 03:22:16,995 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2020-11-12 03:22:17,449 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2020-11-12 03:22:17,792 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2020-11-12 03:22:18,093 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2020-11-12 03:22:19,022 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2020-11-12 03:22:19,688 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 84 [2020-11-12 03:22:20,093 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-11-12 03:22:20,562 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 96 [2020-11-12 03:22:20,918 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2020-11-12 03:22:21,171 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2020-11-12 03:22:21,442 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2020-11-12 03:22:21,756 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2020-11-12 03:22:22,021 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2020-11-12 03:22:22,434 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2020-11-12 03:22:22,844 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2020-11-12 03:22:23,355 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2020-11-12 03:22:23,708 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2020-11-12 03:22:24,244 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2020-11-12 03:22:24,744 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 90 [2020-11-12 03:22:25,190 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2020-11-12 03:22:25,614 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2020-11-12 03:22:26,183 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2020-11-12 03:22:26,625 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-11-12 03:22:26,959 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-12 03:22:27,311 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-12 03:22:27,703 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2020-11-12 03:22:28,093 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2020-11-12 03:22:28,614 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2020-11-12 03:22:29,197 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2020-11-12 03:22:29,813 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2020-11-12 03:22:30,375 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2020-11-12 03:22:31,075 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2020-11-12 03:22:31,672 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2020-11-12 03:22:32,143 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2020-11-12 03:22:32,524 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-11-12 03:22:33,054 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 100 [2020-11-12 03:22:33,502 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 86 [2020-11-12 03:22:33,822 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-11-12 03:22:34,235 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-11-12 03:22:34,661 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2020-11-12 03:22:35,044 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2020-11-12 03:22:35,660 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2020-11-12 03:22:36,198 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2020-11-12 03:22:36,893 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2020-11-12 03:22:37,484 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2020-11-12 03:22:38,262 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 111 [2020-11-12 03:22:38,920 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-11-12 03:22:38,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:38,989 INFO L93 Difference]: Finished difference Result 10045 states and 11865 transitions. [2020-11-12 03:22:38,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2020-11-12 03:22:38,991 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2020-11-12 03:22:38,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:39,012 INFO L225 Difference]: With dead ends: 10045 [2020-11-12 03:22:39,012 INFO L226 Difference]: Without dead ends: 10045 [2020-11-12 03:22:39,016 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 162 SyntacticMatches, 1 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2821 ImplicationChecksByTransitivity, 23.3s TimeCoverageRelationStatistics Valid=1474, Invalid=9656, Unknown=0, NotChecked=0, Total=11130 [2020-11-12 03:22:39,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10045 states. [2020-11-12 03:22:39,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10045 to 5377. [2020-11-12 03:22:39,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5377 states, 5347 states have (on average 1.2154479147185338) internal successors, (6499), 5376 states have internal predecessors, (6499), 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) [2020-11-12 03:22:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5377 states to 5377 states and 6499 transitions. [2020-11-12 03:22:39,160 INFO L78 Accepts]: Start accepts. Automaton has 5377 states and 6499 transitions. Word has length 133 [2020-11-12 03:22:39,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:39,160 INFO L481 AbstractCegarLoop]: Abstraction has 5377 states and 6499 transitions. [2020-11-12 03:22:39,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 5.818181818181818) internal successors, (128), 22 states have internal predecessors, (128), 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) [2020-11-12 03:22:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 5377 states and 6499 transitions. [2020-11-12 03:22:39,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-11-12 03:22:39,172 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:39,173 INFO L494 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:39,373 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 03:22:39,374 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:39,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:39,375 INFO L82 PathProgramCache]: Analyzing trace with hash -108559879, now seen corresponding path program 1 times [2020-11-12 03:22:39,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:39,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495734527] [2020-11-12 03:22:39,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:39,612 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 47 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-12 03:22:39,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495734527] [2020-11-12 03:22:39,613 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242312565] [2020-11-12 03:22:39,613 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 [2020-11-12 03:22:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:39,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-12 03:22:39,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 03:22:39,834 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 47 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-12 03:22:39,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 03:22:39,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2020-11-12 03:22:39,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851827582] [2020-11-12 03:22:39,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-12 03:22:39,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:39,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-12 03:22:39,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-11-12 03:22:39,837 INFO L87 Difference]: Start difference. First operand 5377 states and 6499 transitions. Second operand has 10 states, 10 states have (on average 19.3) internal successors, (193), 10 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) [2020-11-12 03:22:40,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:40,158 INFO L93 Difference]: Finished difference Result 8580 states and 10049 transitions. [2020-11-12 03:22:40,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-11-12 03:22:40,159 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 19.3) internal successors, (193), 10 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) Word has length 158 [2020-11-12 03:22:40,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:40,174 INFO L225 Difference]: With dead ends: 8580 [2020-11-12 03:22:40,175 INFO L226 Difference]: Without dead ends: 8580 [2020-11-12 03:22:40,175 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2020-11-12 03:22:40,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8580 states. [2020-11-12 03:22:40,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8580 to 6207. [2020-11-12 03:22:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6207 states, 6177 states have (on average 1.204791970212077) internal successors, (7442), 6206 states have internal predecessors, (7442), 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) [2020-11-12 03:22:40,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6207 states to 6207 states and 7442 transitions. [2020-11-12 03:22:40,318 INFO L78 Accepts]: Start accepts. Automaton has 6207 states and 7442 transitions. Word has length 158 [2020-11-12 03:22:40,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:40,318 INFO L481 AbstractCegarLoop]: Abstraction has 6207 states and 7442 transitions. [2020-11-12 03:22:40,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 19.3) internal successors, (193), 10 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) [2020-11-12 03:22:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 6207 states and 7442 transitions. [2020-11-12 03:22:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-11-12 03:22:40,332 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:40,332 INFO L494 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:40,546 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 03:22:40,546 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:40,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:40,547 INFO L82 PathProgramCache]: Analyzing trace with hash 220250744, now seen corresponding path program 3 times [2020-11-12 03:22:40,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:40,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981688544] [2020-11-12 03:22:40,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:40,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981688544] [2020-11-12 03:22:40,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033948374] [2020-11-12 03:22:40,719 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 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 [2020-11-12 03:22:40,879 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-11-12 03:22:40,879 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-12 03:22:40,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-12 03:22:40,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 03:22:40,949 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 9 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:40,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 03:22:40,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2020-11-12 03:22:40,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844037234] [2020-11-12 03:22:40,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-12 03:22:40,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:40,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-12 03:22:40,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-11-12 03:22:40,951 INFO L87 Difference]: Start difference. First operand 6207 states and 7442 transitions. Second operand has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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) [2020-11-12 03:22:41,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 03:22:41,212 INFO L93 Difference]: Finished difference Result 9349 states and 11067 transitions. [2020-11-12 03:22:41,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-12 03:22:41,218 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2020-11-12 03:22:41,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 03:22:41,235 INFO L225 Difference]: With dead ends: 9349 [2020-11-12 03:22:41,235 INFO L226 Difference]: Without dead ends: 9349 [2020-11-12 03:22:41,236 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=121, Invalid=221, Unknown=0, NotChecked=0, Total=342 [2020-11-12 03:22:41,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9349 states. [2020-11-12 03:22:41,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9349 to 7004. [2020-11-12 03:22:41,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7004 states, 6974 states have (on average 1.2130771436765129) internal successors, (8460), 7003 states have internal predecessors, (8460), 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) [2020-11-12 03:22:41,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 8460 transitions. [2020-11-12 03:22:41,374 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 8460 transitions. Word has length 160 [2020-11-12 03:22:41,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 03:22:41,374 INFO L481 AbstractCegarLoop]: Abstraction has 7004 states and 8460 transitions. [2020-11-12 03:22:41,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.0) internal successors, (209), 11 states have internal predecessors, (209), 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) [2020-11-12 03:22:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 8460 transitions. [2020-11-12 03:22:41,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-11-12 03:22:41,387 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 03:22:41,388 INFO L494 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 03:22:41,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-12 03:22:41,602 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-12 03:22:41,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 03:22:41,603 INFO L82 PathProgramCache]: Analyzing trace with hash 812136685, now seen corresponding path program 1 times [2020-11-12 03:22:41,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 03:22:41,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888308229] [2020-11-12 03:22:41,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 03:22:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:43,480 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:43,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888308229] [2020-11-12 03:22:43,481 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470856268] [2020-11-12 03:22:43,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-11-12 03:22:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 03:22:43,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 77 conjunts are in the unsatisfiable core [2020-11-12 03:22:43,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-12 03:22:43,875 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2020-11-12 03:22:43,876 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-12 03:22:43,965 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-12 03:22:44,920 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 15 [2020-11-12 03:22:44,920 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 03:22:44,988 INFO L625 ElimStorePlain]: treesize reduction 13, result has 79.4 percent of original size [2020-11-12 03:22:44,992 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 03:22:44,992 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:67, output treesize:55 [2020-11-12 03:22:46,001 INFO L348 Elim1Store]: treesize reduction 40, result has 23.1 percent of original size [2020-11-12 03:22:46,001 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 71 treesize of output 43 [2020-11-12 03:22:46,002 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-12 03:22:46,023 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 03:22:46,025 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 03:22:46,025 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:74, output treesize:59 [2020-11-12 03:22:54,459 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-12 03:22:54,460 INFO L382 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 40 [2020-11-12 03:22:54,472 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-12 03:22:54,483 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-12 03:22:54,489 INFO L547 ElimStorePlain]: Start of recursive call 2: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-12 03:22:54,574 INFO L625 ElimStorePlain]: treesize reduction 27, result has 68.2 percent of original size [2020-11-12 03:22:54,577 INFO L547 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-12 03:22:54,578 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:80, output treesize:19 [2020-11-12 03:22:54,668 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-12 03:22:57,170 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 64 DAG size of output: 21 [2020-11-12 03:22:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 5 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 03:22:57,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-12 03:22:57,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 34] total 62 [2020-11-12 03:22:57,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468759224] [2020-11-12 03:22:57,579 INFO L461 AbstractCegarLoop]: Interpolant automaton has 62 states [2020-11-12 03:22:57,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 03:22:57,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2020-11-12 03:22:57,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=3541, Unknown=2, NotChecked=0, Total=3782 [2020-11-12 03:22:57,582 INFO L87 Difference]: Start difference. First operand 7004 states and 8460 transitions. Second operand has 62 states, 62 states have (on average 5.016129032258065) internal successors, (311), 62 states have internal predecessors, (311), 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) [2020-11-12 03:22:58,893 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2020-11-12 03:22:59,465 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2020-11-12 03:23:00,080 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 35 [2020-11-12 03:23:00,436 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 38 [2020-11-12 03:23:00,984 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-11-12 03:23:01,306 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2020-11-12 03:23:02,077 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2020-11-12 03:23:03,322 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 31 [2020-11-12 03:23:03,692 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 38 [2020-11-12 03:23:04,129 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 41 [2020-11-12 03:23:05,502 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2020-11-12 03:23:05,882 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 45 [2020-11-12 03:23:06,625 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 50 [2020-11-12 03:23:07,254 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 64 [2020-11-12 03:23:07,713 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 47 [2020-11-12 03:23:08,051 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2020-11-12 03:23:08,445 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 42 [2020-11-12 03:23:09,098 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2020-11-12 03:23:10,209 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 53 [2020-11-12 03:23:10,896 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 59 [2020-11-12 03:23:11,342 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2020-11-12 03:23:11,965 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 58 [2020-11-12 03:23:12,759 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 62 [2020-11-12 03:23:13,353 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 65 [2020-11-12 03:23:14,317 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2020-11-12 03:23:15,197 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2020-11-12 03:23:16,628 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 69 [2020-11-12 03:23:17,128 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 57 [2020-11-12 03:23:17,568 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 53 [2020-11-12 03:23:18,335 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-11-12 03:23:18,900 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 41 [2020-11-12 03:23:19,367 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2020-11-12 03:23:20,256 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2020-11-12 03:23:20,598 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2020-11-12 03:23:21,120 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 44 [2020-11-12 03:23:21,880 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2020-11-12 03:23:22,295 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 46 [2020-11-12 03:23:22,941 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 68 [2020-11-12 03:23:23,361 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 48 [2020-11-12 03:23:24,726 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 60 [2020-11-12 03:23:25,145 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 35 [2020-11-12 03:23:25,372 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2020-11-12 03:23:25,786 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2020-11-12 03:23:26,321 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 44 [2020-11-12 03:23:26,603 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2020-11-12 03:23:26,951 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2020-11-12 03:23:27,528 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47 [2020-11-12 03:23:27,885 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2020-11-12 03:23:32,415 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 62 [2020-11-12 03:23:37,047 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2020-11-12 03:23:51,902 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2020-11-12 03:23:58,572 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 49 [2020-11-12 03:24:20,105 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2020-11-12 03:24:22,407 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-11-12 03:24:55,635 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2020-11-12 03:24:55,999 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2020-11-12 03:24:56,460 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-11-12 03:24:57,166 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2020-11-12 03:24:58,088 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 72 [2020-11-12 03:24:58,923 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2020-11-12 03:24:59,617 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2020-11-12 03:25:00,052 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-11-12 03:25:00,670 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2020-11-12 03:25:01,280 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-11-12 03:25:02,104 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 57 [2020-11-12 03:25:02,560 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-11-12 03:25:03,426 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-11-12 03:25:04,370 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 62 [2020-11-12 03:25:05,882 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2020-11-12 03:25:06,392 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-11-12 03:25:07,296 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 70 [2020-11-12 03:25:08,231 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 65 [2020-11-12 03:25:09,089 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2020-11-12 03:25:10,477 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 77 [2020-11-12 03:25:10,964 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-11-12 03:25:16,636 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 61 [2020-11-12 03:25:17,482 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2020-11-12 03:25:18,936 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2020-11-12 03:25:19,998 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 71 [2020-11-12 03:25:21,580 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 84 [2020-11-12 03:25:22,985 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2020-11-12 03:25:23,709 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-11-12 03:25:25,125 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 82 [2020-11-12 03:25:25,522 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2020-11-12 03:25:26,676 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 73 [2020-11-12 03:25:27,593 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2020-11-12 03:25:29,095 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 86 [2020-11-12 03:25:29,817 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2020-11-12 03:25:31,237 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 89 [2020-11-12 03:25:32,118 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2020-11-12 03:25:33,750 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 98 [2020-11-12 03:25:35,245 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2020-11-12 03:25:37,028 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 100 [2020-11-12 03:25:37,522 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2020-11-12 03:25:38,487 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2020-11-12 03:25:40,271 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 133 DAG size of output: 102 [2020-11-12 03:25:49,203 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-11-12 03:25:58,616 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2020-11-12 03:26:06,464 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2020-11-12 03:26:18,993 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-11-12 03:26:35,638 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 39 [2020-11-12 03:26:55,486 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2020-11-12 03:26:58,075 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 158 DAG size of output: 113 [2020-11-12 03:27:07,018 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2020-11-12 03:27:14,010 WARN L193 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 63 [2020-11-12 03:27:15,612 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2020-11-12 03:27:20,216 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-11-12 03:27:21,565 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 71 [2020-11-12 03:27:43,921 WARN L193 SmtUtils]: Spent 5.41 s on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2020-11-12 03:28:02,924 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 56 [2020-11-12 03:28:26,280 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65 [2020-11-12 03:29:02,176 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2020-11-12 03:29:13,604 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2020-11-12 03:29:25,003 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2020-11-12 03:29:25,948 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2020-11-12 03:29:27,315 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2020-11-12 03:29:28,712 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 71 [2020-11-12 03:29:29,178 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2020-11-12 03:29:29,741 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2020-11-12 03:29:30,932 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2020-11-12 03:29:32,567 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 87 [2020-11-12 03:29:33,225 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2020-11-12 03:29:34,461 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2020-11-12 03:29:35,374 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2020-11-12 03:29:36,488 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2020-11-12 03:29:37,158 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-11-12 03:29:38,797 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 67 [2020-11-12 03:29:40,083 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2020-11-12 03:29:41,666 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2020-11-12 03:29:42,438 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-11-12 03:29:44,253 WARN L193 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2020-11-12 03:29:46,145 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 103 DAG size of output: 88 [2020-11-12 03:29:47,181 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2020-11-12 03:29:48,252 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2020-11-12 03:29:48,832 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-11-12 03:29:50,393 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2020-11-12 03:29:51,714 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2020-11-12 03:29:52,430 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2020-11-12 03:29:54,012 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2020-11-12 03:29:54,739 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-11-12 03:29:56,554 WARN L193 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2020-11-12 03:29:57,846 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2020-11-12 03:29:58,807 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 55 [2020-11-12 03:30:00,163 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 60 [2020-11-12 03:30:02,036 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2020-11-12 03:30:03,205 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 53 [2020-11-12 03:30:04,630 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2020-11-12 03:30:05,652 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 59 [2020-11-12 03:30:07,462 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 83 DAG size of output: 73 [2020-11-12 03:30:09,816 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 121 DAG size of output: 97 [2020-11-12 03:30:11,190 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 68 [2020-11-12 03:30:12,150 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-12 03:30:13,592 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 55 [2020-11-12 03:30:18,588 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-11-12 03:30:21,507 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-11-12 03:30:23,714 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2020-11-12 03:30:34,623 WARN L193 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 44 [2020-11-12 03:30:37,055 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 123 DAG size of output: 99 [2020-11-12 03:30:37,960 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-11-12 03:30:39,397 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2020-11-12 03:30:41,379 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 87 DAG size of output: 77 [2020-11-12 03:30:43,914 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 125 DAG size of output: 101 [2020-11-12 03:30:45,359 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2020-11-12 03:30:48,772 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2020-11-12 03:30:51,841 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 135 DAG size of output: 111 [2020-11-12 03:30:53,677 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 66 [2020-11-12 03:30:56,342 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2020-11-12 03:30:59,442 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 133 DAG size of output: 109 [2020-11-12 03:31:03,120 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 64 [2020-11-12 03:31:10,960 WARN L193 SmtUtils]: Spent 6.16 s on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2020-11-12 03:31:15,039 WARN L193 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 149 DAG size of output: 122 [2020-11-12 03:31:27,583 WARN L193 SmtUtils]: Spent 5.53 s on a formula simplification. DAG size of input: 107 DAG size of output: 94 [2020-11-12 03:31:37,289 WARN L193 SmtUtils]: Spent 4.52 s on a formula simplification. DAG size of input: 68 DAG size of output: 51 [2020-11-12 03:31:38,666 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2020-11-12 03:31:52,344 WARN L193 SmtUtils]: Spent 10.39 s on a formula simplification. DAG size of input: 121 DAG size of output: 94 [2020-11-12 03:32:02,134 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-11-12 03:32:03,043 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-11-12 03:32:04,950 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 40 [2020-11-12 03:32:05,848 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2020-11-12 03:32:14,772 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-11-12 03:32:15,673 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-12 03:32:24,830 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-11-12 03:32:25,900 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-11-12 03:32:35,019 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2020-11-12 03:32:36,298 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2020-11-12 03:32:46,068 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2020-11-12 03:32:47,737 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-11-12 03:32:49,172 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2020-11-12 03:32:58,877 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 70 [2020-11-12 03:33:00,602 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2020-11-12 03:33:10,879 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2020-11-12 03:33:13,058 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2020-11-12 03:33:14,168 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 46 [2020-11-12 03:33:15,535 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2020-11-12 03:33:25,912 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2020-11-12 03:33:28,206 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2020-11-12 03:33:29,246 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2020-11-12 03:33:30,419 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 37 [2020-11-12 03:33:34,808 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 92 DAG size of output: 83 [2020-11-12 03:33:37,187 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 94 DAG size of output: 85 [2020-11-12 03:33:38,514 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 52 [2020-11-12 03:33:39,659 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 39 [2020-11-12 03:33:49,009 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 105 DAG size of output: 78 [2020-11-12 03:33:50,276 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 48 [2020-11-12 03:33:55,582 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2020-11-12 03:33:57,523 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 61 [2020-11-12 03:34:06,742 WARN L193 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2020-11-12 03:34:25,228 WARN L193 SmtUtils]: Spent 4.94 s on a formula simplification. DAG size of input: 119 DAG size of output: 89 [2020-11-12 03:34:26,536 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 41 [2020-11-12 03:34:36,759 WARN L193 SmtUtils]: Spent 5.07 s on a formula simplification. DAG size of input: 82 DAG size of output: 65 [2020-11-12 03:34:47,821 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 49 [2020-11-12 03:34:49,966 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2020-11-12 03:35:00,467 WARN L193 SmtUtils]: Spent 6.32 s on a formula simplification. DAG size of input: 133 DAG size of output: 104 [2020-11-12 03:35:02,481 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 92 DAG size of output: 65 [2020-11-12 03:35:05,416 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2020-11-12 03:35:08,496 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 100 DAG size of output: 73 [2020-11-12 03:35:17,397 WARN L193 SmtUtils]: Spent 5.38 s on a formula simplification. DAG size of input: 116 DAG size of output: 86 [2020-11-12 03:35:19,532 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-11-12 03:35:21,239 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2020-11-12 03:35:24,083 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 45 [2020-11-12 03:35:26,049 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2020-11-12 03:35:26,866 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-11-12 03:35:29,021 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2020-11-12 03:35:29,967 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-11-12 03:35:31,764 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2020-11-12 03:35:32,713 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2020-11-12 03:35:35,072 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 93 DAG size of output: 66 [2020-11-12 03:35:36,483 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2020-11-12 03:35:38,706 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 89 DAG size of output: 62 [2020-11-12 03:35:40,206 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 58 [2020-11-12 03:35:43,055 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2020-11-12 03:35:44,860 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2020-11-12 03:35:47,977 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 104 DAG size of output: 77 [2020-11-12 03:35:49,859 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2020-11-12 03:35:52,854 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 106 DAG size of output: 79 [2020-11-12 03:35:54,806 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2020-11-12 03:35:58,967 WARN L193 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 116 DAG size of output: 89 Received shutdown request... [2020-11-12 03:36:12,465 WARN L210 SmtUtils]: Removed 19 from assertion stack [2020-11-12 03:36:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 281 states. [2020-11-12 03:36:12,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-12 03:36:12,667 WARN L546 AbstractCegarLoop]: Verification canceled [2020-11-12 03:36:12,672 WARN L250 ceAbstractionStarter]: Timeout [2020-11-12 03:36:12,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 03:36:12 BasicIcfg [2020-11-12 03:36:12,672 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-12 03:36:12,673 INFO L168 Benchmark]: Toolchain (without parser) took 855996.67 ms. Allocated memory was 302.0 MB in the beginning and 903.9 MB in the end (delta: 601.9 MB). Free memory was 275.0 MB in the beginning and 402.1 MB in the end (delta: -127.0 MB). Peak memory consumption was 479.1 MB. Max. memory is 16.0 GB. [2020-11-12 03:36:12,673 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 302.0 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 03:36:12,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1044.36 ms. Allocated memory is still 302.0 MB. Free memory was 274.4 MB in the beginning and 243.3 MB in the end (delta: 31.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 16.0 GB. [2020-11-12 03:36:12,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.99 ms. Allocated memory was 302.0 MB in the beginning and 396.4 MB in the end (delta: 94.4 MB). Free memory was 242.9 MB in the beginning and 373.6 MB in the end (delta: -130.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.0 GB. [2020-11-12 03:36:12,674 INFO L168 Benchmark]: Boogie Preprocessor took 78.20 ms. Allocated memory is still 396.4 MB. Free memory was 373.6 MB in the beginning and 372.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 03:36:12,674 INFO L168 Benchmark]: RCFGBuilder took 765.13 ms. Allocated memory is still 396.4 MB. Free memory was 372.3 MB in the beginning and 339.3 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.0 GB. [2020-11-12 03:36:12,674 INFO L168 Benchmark]: TraceAbstraction took 853982.46 ms. Allocated memory was 396.4 MB in the beginning and 903.9 MB in the end (delta: 507.5 MB). Free memory was 339.3 MB in the beginning and 402.1 MB in the end (delta: -62.8 MB). Peak memory consumption was 446.3 MB. Max. memory is 16.0 GB. [2020-11-12 03:36:12,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 302.0 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1044.36 ms. Allocated memory is still 302.0 MB. Free memory was 274.4 MB in the beginning and 243.3 MB in the end (delta: 31.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 109.99 ms. Allocated memory was 302.0 MB in the beginning and 396.4 MB in the end (delta: 94.4 MB). Free memory was 242.9 MB in the beginning and 373.6 MB in the end (delta: -130.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 78.20 ms. Allocated memory is still 396.4 MB. Free memory was 373.6 MB in the beginning and 372.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 765.13 ms. Allocated memory is still 396.4 MB. Free memory was 372.3 MB in the beginning and 339.3 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 853982.46 ms. Allocated memory was 396.4 MB in the beginning and 903.9 MB in the end (delta: 507.5 MB). Free memory was 339.3 MB in the beginning and 402.1 MB in the end (delta: -62.8 MB). Peak memory consumption was 446.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 12]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 12). Cancelled while BasicCegarLoop was constructing difference of abstraction (7004states) and FLOYD_HOARE automaton (currently 281 states, 62 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 91 for 2134ms.. - TimeoutResultAtElement [Line: 12]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 12). Cancelled while BasicCegarLoop was constructing difference of abstraction (7004states) and FLOYD_HOARE automaton (currently 281 states, 62 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 91 for 2134ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 143 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 853.7s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 825.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.0s, HoareTripleCheckerStatistics: 3158 SDtfs, 8772 SDslu, 43536 SDs, 0 SdLazy, 12644 SolverSat, 365 SolverUnsat, 74 SolverUnknown, 0 SolverNotchecked, 172.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1393 GetRequests, 838 SyntacticMatches, 4 SemanticMatches, 550 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45189 ImplicationChecksByTransitivity, 646.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7004occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 19520 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 21.6s InterpolantComputationTime, 2053 NumberOfCodeBlocks, 2053 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2036 ConstructedInterpolants, 59 QuantifiedInterpolants, 2697490 SizeOfPredicates, 93 NumberOfNonLiveVariables, 1834 ConjunctsInSsa, 153 ConjunctsInUnsatCore, 17 InterpolantComputations, 6 PerfectInterpolantSequences, 118/800 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown