/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 13:44:48,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 13:44:48,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 13:44:48,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 13:44:48,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 13:44:48,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 13:44:48,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 13:44:48,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 13:44:48,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 13:44:48,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 13:44:48,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 13:44:48,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 13:44:48,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 13:44:48,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 13:44:48,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 13:44:48,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 13:44:48,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 13:44:48,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 13:44:48,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 13:44:48,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 13:44:48,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 13:44:48,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 13:44:49,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 13:44:49,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 13:44:49,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-11 13:44:49,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-11 13:44:49,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-11 13:44:49,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-11 13:44:49,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-11 13:44:49,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-11 13:44:49,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 13:44:49,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 13:44:49,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 13:44:49,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 13:44:49,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 13:44:49,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 13:44:49,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 13:44:49,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 13:44:49,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 13:44:49,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 13:44:49,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 13:44:49,015 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-SemanticLbe.epf [2021-03-11 13:44:49,042 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 13:44:49,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 13:44:49,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 13:44:49,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 13:44:49,045 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 13:44:49,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 13:44:49,045 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 13:44:49,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 13:44:49,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 13:44:49,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 13:44:49,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 13:44:49,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 13:44:49,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-11 13:44:49,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 13:44:49,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 13:44:49,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 13:44:49,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 13:44:49,335 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-11 13:44:49,336 INFO L275 PluginConnector]: CDTParser initialized [2021-03-11 13:44:49,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-03-11 13:44:49,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd43411b/68b6fa08aa614b60a2b2e405989ed7b2/FLAG8fed6cdde [2021-03-11 13:44:49,827 INFO L306 CDTParser]: Found 1 translation units. [2021-03-11 13:44:49,828 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-03-11 13:44:49,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd43411b/68b6fa08aa614b60a2b2e405989ed7b2/FLAG8fed6cdde [2021-03-11 13:44:50,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd43411b/68b6fa08aa614b60a2b2e405989ed7b2 [2021-03-11 13:44:50,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 13:44:50,183 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-11 13:44:50,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-11 13:44:50,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-11 13:44:50,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-11 13:44:50,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23acdaf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50, skipping insertion in model container [2021-03-11 13:44:50,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-11 13:44:50,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-11 13:44:50,455 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i[46775,46788] [2021-03-11 13:44:50,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 13:44:50,519 INFO L203 MainTranslator]: Completed pre-run [2021-03-11 13:44:50,541 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i[46775,46788] [2021-03-11 13:44:50,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-11 13:44:50,640 INFO L208 MainTranslator]: Completed translation [2021-03-11 13:44:50,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50 WrapperNode [2021-03-11 13:44:50,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-11 13:44:50,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 13:44:50,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 13:44:50,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 13:44:50,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 13:44:50,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 13:44:50,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 13:44:50,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 13:44:50,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... [2021-03-11 13:44:50,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 13:44:50,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 13:44:50,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 13:44:50,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 13:44:50,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 13:44:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-11 13:44:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-03-11 13:44:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-03-11 13:44:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-11 13:44:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 13:44:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 13:44:50,817 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 13:44:51,295 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 13:44:51,295 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-03-11 13:44:51,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 01:44:51 BoogieIcfgContainer [2021-03-11 13:44:51,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 13:44:51,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 13:44:51,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 13:44:51,299 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 13:44:51,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.03 01:44:50" (1/3) ... [2021-03-11 13:44:51,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25690d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 01:44:51, skipping insertion in model container [2021-03-11 13:44:51,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.03 01:44:50" (2/3) ... [2021-03-11 13:44:51,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25690d8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 01:44:51, skipping insertion in model container [2021-03-11 13:44:51,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 01:44:51" (3/3) ... [2021-03-11 13:44:51,301 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_86-lists_racing.i [2021-03-11 13:44:51,304 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-11 13:44:51,304 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 13:44:51,310 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 13:44:51,311 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 13:44:51,340 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,341 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,342 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,343 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,344 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,345 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,346 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,347 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,348 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,349 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,350 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,351 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,352 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,353 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,354 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,355 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,356 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,357 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,358 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,359 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,360 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,361 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,362 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,363 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,364 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,364 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,364 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,364 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,364 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,364 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,364 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,365 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,366 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,367 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,368 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,369 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,370 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,371 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,372 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,373 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,374 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,375 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,376 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,377 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,379 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,380 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,381 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,381 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,381 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,381 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,381 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,383 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,383 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,383 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,384 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,385 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,386 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-11 13:44:51,390 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-11 13:44:51,401 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-11 13:44:51,413 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 13:44:51,413 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-11 13:44:51,413 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 13:44:51,413 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 13:44:51,413 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 13:44:51,413 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 13:44:51,413 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 13:44:51,413 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 13:44:51,422 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 13:44:51,429 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 195 places, 215 transitions, 452 flow [2021-03-11 13:44:51,431 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 195 places, 215 transitions, 452 flow [2021-03-11 13:44:51,432 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 195 places, 215 transitions, 452 flow [2021-03-11 13:44:51,505 INFO L129 PetriNetUnfolder]: 54/404 cut-off events. [2021-03-11 13:44:51,505 INFO L130 PetriNetUnfolder]: For 8/16 co-relation queries the response was YES. [2021-03-11 13:44:51,514 INFO L84 FinitePrefix]: Finished finitePrefix Result has 424 conditions, 404 events. 54/404 cut-off events. For 8/16 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1662 event pairs, 0 based on Foata normal form. 0/340 useless extension candidates. Maximal degree in co-relation 198. Up to 8 conditions per place. [2021-03-11 13:44:51,524 INFO L116 LiptonReduction]: Number of co-enabled transitions 14436 [2021-03-11 13:45:08,873 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-11 13:45:08,989 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-11 13:45:09,099 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-11 13:45:09,225 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-03-11 13:45:09,537 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-03-11 13:45:09,730 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2021-03-11 13:45:12,414 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-03-11 13:45:12,552 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-11 13:45:12,848 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2021-03-11 13:45:12,988 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-11 13:45:15,460 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-03-11 13:45:15,636 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-11 13:45:15,835 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-03-11 13:45:16,014 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-03-11 13:45:16,025 INFO L131 LiptonReduction]: Checked pairs total: 24946 [2021-03-11 13:45:16,026 INFO L133 LiptonReduction]: Total number of compositions: 179 [2021-03-11 13:45:16,034 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56 places, 69 transitions, 160 flow [2021-03-11 13:45:16,131 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2684 states, 2669 states have (on average 3.1892094417384786) internal successors, (8512), 2683 states have internal predecessors, (8512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand has 2684 states, 2669 states have (on average 3.1892094417384786) internal successors, (8512), 2683 states have internal predecessors, (8512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-03-11 13:45:16,143 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:16,143 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2021-03-11 13:45:16,144 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:16,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:16,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1223888211, now seen corresponding path program 1 times [2021-03-11 13:45:16,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:16,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232852421] [2021-03-11 13:45:16,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:16,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:16,281 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232852421] [2021-03-11 13:45:16,282 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 13:45:16,282 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 13:45:16,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240407139] [2021-03-11 13:45:16,285 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 13:45:16,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:16,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 13:45:16,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 13:45:16,303 INFO L87 Difference]: Start difference. First operand has 2684 states, 2669 states have (on average 3.1892094417384786) internal successors, (8512), 2683 states have internal predecessors, (8512), 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 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:16,370 INFO L93 Difference]: Finished difference Result 2685 states and 7259 transitions. [2021-03-11 13:45:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 13:45:16,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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 7 [2021-03-11 13:45:16,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:16,395 INFO L225 Difference]: With dead ends: 2685 [2021-03-11 13:45:16,395 INFO L226 Difference]: Without dead ends: 1665 [2021-03-11 13:45:16,396 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 13:45:16,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1665 states. [2021-03-11 13:45:16,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1665 to 1665. [2021-03-11 13:45:16,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1665 states, 1656 states have (on average 2.667270531400966) internal successors, (4417), 1664 states have internal predecessors, (4417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1665 states and 4417 transitions. [2021-03-11 13:45:16,496 INFO L78 Accepts]: Start accepts. Automaton has 1665 states and 4417 transitions. Word has length 7 [2021-03-11 13:45:16,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:16,497 INFO L480 AbstractCegarLoop]: Abstraction has 1665 states and 4417 transitions. [2021-03-11 13:45:16,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 4417 transitions. [2021-03-11 13:45:16,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-03-11 13:45:16,497 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:16,497 INFO L519 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-03-11 13:45:16,497 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 13:45:16,497 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:16,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:16,498 INFO L82 PathProgramCache]: Analyzing trace with hash 199041758, now seen corresponding path program 1 times [2021-03-11 13:45:16,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:16,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072699490] [2021-03-11 13:45:16,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:16,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:16,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072699490] [2021-03-11 13:45:16,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [540638774] [2021-03-11 13:45:16,541 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 [2021-03-11 13:45:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:16,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 13:45:16,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:16,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:16,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:16,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:16,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:16,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:16,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:16,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:16,674 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:16,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:16,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:16,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:16,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:16,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-11 13:45:16,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541506634] [2021-03-11 13:45:16,687 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 13:45:16,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:16,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 13:45:16,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-11 13:45:16,688 INFO L87 Difference]: Start difference. First operand 1665 states and 4417 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:16,723 INFO L93 Difference]: Finished difference Result 1666 states and 4418 transitions. [2021-03-11 13:45:16,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 13:45:16,724 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 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 8 [2021-03-11 13:45:16,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:16,730 INFO L225 Difference]: With dead ends: 1666 [2021-03-11 13:45:16,731 INFO L226 Difference]: Without dead ends: 1666 [2021-03-11 13:45:16,731 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.9ms TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-11 13:45:16,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2021-03-11 13:45:16,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 1666. [2021-03-11 13:45:16,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1666 states, 1657 states have (on average 2.6662643331321667) internal successors, (4418), 1665 states have internal predecessors, (4418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 4418 transitions. [2021-03-11 13:45:16,774 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 4418 transitions. Word has length 8 [2021-03-11 13:45:16,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:16,774 INFO L480 AbstractCegarLoop]: Abstraction has 1666 states and 4418 transitions. [2021-03-11 13:45:16,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:16,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 4418 transitions. [2021-03-11 13:45:16,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-03-11 13:45:16,775 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:16,775 INFO L519 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:16,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-03-11 13:45:16,991 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:16,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:16,991 INFO L82 PathProgramCache]: Analyzing trace with hash 1360197837, now seen corresponding path program 2 times [2021-03-11 13:45:16,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:16,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338700366] [2021-03-11 13:45:16,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:17,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,084 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:17,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338700366] [2021-03-11 13:45:17,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [690354389] [2021-03-11 13:45:17,084 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 [2021-03-11 13:45:17,188 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 13:45:17,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:45:17,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-11 13:45:17,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:17,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,219 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:17,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,264 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:17,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:17,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-11 13:45:17,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427775069] [2021-03-11 13:45:17,265 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 13:45:17,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:17,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 13:45:17,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-11 13:45:17,265 INFO L87 Difference]: Start difference. First operand 1666 states and 4418 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:17,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:17,294 INFO L93 Difference]: Finished difference Result 1667 states and 4419 transitions. [2021-03-11 13:45:17,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 13:45:17,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 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 9 [2021-03-11 13:45:17,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:17,300 INFO L225 Difference]: With dead ends: 1667 [2021-03-11 13:45:17,300 INFO L226 Difference]: Without dead ends: 1667 [2021-03-11 13:45:17,300 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 18.0ms TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-03-11 13:45:17,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1667 states. [2021-03-11 13:45:17,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1667 to 1667. [2021-03-11 13:45:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1667 states, 1658 states have (on average 2.6652593486127865) internal successors, (4419), 1666 states have internal predecessors, (4419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:17,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1667 states and 4419 transitions. [2021-03-11 13:45:17,331 INFO L78 Accepts]: Start accepts. Automaton has 1667 states and 4419 transitions. Word has length 9 [2021-03-11 13:45:17,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:17,331 INFO L480 AbstractCegarLoop]: Abstraction has 1667 states and 4419 transitions. [2021-03-11 13:45:17,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 4419 transitions. [2021-03-11 13:45:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-03-11 13:45:17,331 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:17,331 INFO L519 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:17,550 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:17,551 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:17,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:17,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1298669378, now seen corresponding path program 3 times [2021-03-11 13:45:17,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:17,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953515852] [2021-03-11 13:45:17,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:17,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:17,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953515852] [2021-03-11 13:45:17,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167950746] [2021-03-11 13:45:17,620 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:17,783 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-11 13:45:17,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:45:17,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 13:45:17,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:17,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:17,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:17,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:17,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:17,810 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:17,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:17,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:17,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:17,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-11 13:45:17,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286672611] [2021-03-11 13:45:17,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 13:45:17,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:17,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 13:45:17,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-03-11 13:45:17,826 INFO L87 Difference]: Start difference. First operand 1667 states and 4419 transitions. Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:17,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:17,854 INFO L93 Difference]: Finished difference Result 1668 states and 4420 transitions. [2021-03-11 13:45:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 13:45:17,854 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 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 10 [2021-03-11 13:45:17,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:17,859 INFO L225 Difference]: With dead ends: 1668 [2021-03-11 13:45:17,859 INFO L226 Difference]: Without dead ends: 1668 [2021-03-11 13:45:17,860 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 18.6ms TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-03-11 13:45:17,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2021-03-11 13:45:17,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1668. [2021-03-11 13:45:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1668 states, 1659 states have (on average 2.6642555756479807) internal successors, (4420), 1667 states have internal predecessors, (4420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:17,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1668 states and 4420 transitions. [2021-03-11 13:45:17,887 INFO L78 Accepts]: Start accepts. Automaton has 1668 states and 4420 transitions. Word has length 10 [2021-03-11 13:45:17,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:17,888 INFO L480 AbstractCegarLoop]: Abstraction has 1668 states and 4420 transitions. [2021-03-11 13:45:17,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 4420 transitions. [2021-03-11 13:45:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-03-11 13:45:17,888 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:17,888 INFO L519 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:18,103 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:18,103 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:18,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:18,104 INFO L82 PathProgramCache]: Analyzing trace with hash -2119174419, now seen corresponding path program 4 times [2021-03-11 13:45:18,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:18,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008205740] [2021-03-11 13:45:18,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:18,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:18,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008205740] [2021-03-11 13:45:18,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586162093] [2021-03-11 13:45:18,171 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:18,275 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 13:45:18,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:45:18,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-11 13:45:18,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:18,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:18,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:18,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:18,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,318 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:18,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:18,326 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:18,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-11 13:45:18,327 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788345036] [2021-03-11 13:45:18,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 13:45:18,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:18,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 13:45:18,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-03-11 13:45:18,328 INFO L87 Difference]: Start difference. First operand 1668 states and 4420 transitions. Second operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:18,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:18,359 INFO L93 Difference]: Finished difference Result 1669 states and 4421 transitions. [2021-03-11 13:45:18,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 13:45:18,360 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.5) internal successors, (12), 7 states have internal predecessors, (12), 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 11 [2021-03-11 13:45:18,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:18,365 INFO L225 Difference]: With dead ends: 1669 [2021-03-11 13:45:18,365 INFO L226 Difference]: Without dead ends: 1669 [2021-03-11 13:45:18,367 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 20.8ms TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-03-11 13:45:18,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1669 states. [2021-03-11 13:45:18,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1669 to 1669. [2021-03-11 13:45:18,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1669 states, 1660 states have (on average 2.6632530120481928) internal successors, (4421), 1668 states have internal predecessors, (4421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:18,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 4421 transitions. [2021-03-11 13:45:18,404 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 4421 transitions. Word has length 11 [2021-03-11 13:45:18,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:18,404 INFO L480 AbstractCegarLoop]: Abstraction has 1669 states and 4421 transitions. [2021-03-11 13:45:18,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 1.5) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:18,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 4421 transitions. [2021-03-11 13:45:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-03-11 13:45:18,405 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:18,405 INFO L519 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:18,619 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:18,621 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:18,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:18,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1785026914, now seen corresponding path program 5 times [2021-03-11 13:45:18,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:18,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408082166] [2021-03-11 13:45:18,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:18,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:18,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:18,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:18,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408082166] [2021-03-11 13:45:18,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235219266] [2021-03-11 13:45:18,681 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:20,228 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-11 13:45:20,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:45:20,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-11 13:45:20,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:20,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:20,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:20,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:20,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,297 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:20,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:20,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:20,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-11 13:45:20,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919417231] [2021-03-11 13:45:20,304 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-11 13:45:20,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:20,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-11 13:45:20,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-03-11 13:45:20,304 INFO L87 Difference]: Start difference. First operand 1669 states and 4421 transitions. Second operand has 9 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:20,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:20,336 INFO L93 Difference]: Finished difference Result 1670 states and 4422 transitions. [2021-03-11 13:45:20,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 13:45:20,339 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 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 12 [2021-03-11 13:45:20,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:20,344 INFO L225 Difference]: With dead ends: 1670 [2021-03-11 13:45:20,344 INFO L226 Difference]: Without dead ends: 1670 [2021-03-11 13:45:20,345 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 25.9ms TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-03-11 13:45:20,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1670 states. [2021-03-11 13:45:20,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1670 to 1670. [2021-03-11 13:45:20,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1670 states, 1661 states have (on average 2.662251655629139) internal successors, (4422), 1669 states have internal predecessors, (4422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 4422 transitions. [2021-03-11 13:45:20,370 INFO L78 Accepts]: Start accepts. Automaton has 1670 states and 4422 transitions. Word has length 12 [2021-03-11 13:45:20,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:20,370 INFO L480 AbstractCegarLoop]: Abstraction has 1670 states and 4422 transitions. [2021-03-11 13:45:20,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 4422 transitions. [2021-03-11 13:45:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-03-11 13:45:20,370 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:20,370 INFO L519 BasicCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:20,587 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-03-11 13:45:20,587 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:20,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:20,587 INFO L82 PathProgramCache]: Analyzing trace with hash -16388851, now seen corresponding path program 6 times [2021-03-11 13:45:20,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:20,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078763788] [2021-03-11 13:45:20,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:20,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:20,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:20,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:20,675 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:20,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078763788] [2021-03-11 13:45:20,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568819262] [2021-03-11 13:45:20,675 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:21,757 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-11 13:45:21,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:45:21,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-11 13:45:21,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:21,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:21,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:21,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:21,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:21,813 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:21,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:21,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:21,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-03-11 13:45:21,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253164216] [2021-03-11 13:45:21,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-11 13:45:21,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:21,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-11 13:45:21,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-03-11 13:45:21,820 INFO L87 Difference]: Start difference. First operand 1670 states and 4422 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:21,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:21,854 INFO L93 Difference]: Finished difference Result 1671 states and 4423 transitions. [2021-03-11 13:45:21,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 13:45:21,855 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 9 states have internal predecessors, (14), 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 13 [2021-03-11 13:45:21,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:21,859 INFO L225 Difference]: With dead ends: 1671 [2021-03-11 13:45:21,860 INFO L226 Difference]: Without dead ends: 1671 [2021-03-11 13:45:21,860 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 31.2ms TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-03-11 13:45:21,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1671 states. [2021-03-11 13:45:21,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1671 to 1671. [2021-03-11 13:45:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1671 states, 1662 states have (on average 2.6612515042117932) internal successors, (4423), 1670 states have internal predecessors, (4423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1671 states and 4423 transitions. [2021-03-11 13:45:21,884 INFO L78 Accepts]: Start accepts. Automaton has 1671 states and 4423 transitions. Word has length 13 [2021-03-11 13:45:21,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:21,884 INFO L480 AbstractCegarLoop]: Abstraction has 1671 states and 4423 transitions. [2021-03-11 13:45:21,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:21,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 4423 transitions. [2021-03-11 13:45:21,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-03-11 13:45:21,885 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:21,885 INFO L519 BasicCegarLoop]: trace histogram [7, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:22,104 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:22,105 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:22,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:22,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1023183746, now seen corresponding path program 7 times [2021-03-11 13:45:22,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:22,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035160627] [2021-03-11 13:45:22,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:22,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:22,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035160627] [2021-03-11 13:45:22,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87997179] [2021-03-11 13:45:22,246 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:22,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 13:45:22,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:22,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,389 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:22,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:22,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:22,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-03-11 13:45:22,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457435676] [2021-03-11 13:45:22,396 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-11 13:45:22,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:22,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-11 13:45:22,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-03-11 13:45:22,396 INFO L87 Difference]: Start difference. First operand 1671 states and 4423 transitions. Second operand has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:22,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:22,431 INFO L93 Difference]: Finished difference Result 1672 states and 4424 transitions. [2021-03-11 13:45:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-11 13:45:22,432 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 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 14 [2021-03-11 13:45:22,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:22,436 INFO L225 Difference]: With dead ends: 1672 [2021-03-11 13:45:22,437 INFO L226 Difference]: Without dead ends: 1672 [2021-03-11 13:45:22,437 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 55.2ms TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-03-11 13:45:22,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states. [2021-03-11 13:45:22,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1672. [2021-03-11 13:45:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1672 states, 1663 states have (on average 2.6602525556223693) internal successors, (4424), 1671 states have internal predecessors, (4424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:22,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 4424 transitions. [2021-03-11 13:45:22,460 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 4424 transitions. Word has length 14 [2021-03-11 13:45:22,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:22,460 INFO L480 AbstractCegarLoop]: Abstraction has 1672 states and 4424 transitions. [2021-03-11 13:45:22,460 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:22,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 4424 transitions. [2021-03-11 13:45:22,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-03-11 13:45:22,460 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:22,461 INFO L519 BasicCegarLoop]: trace histogram [8, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:22,676 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:22,676 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:22,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:22,676 INFO L82 PathProgramCache]: Analyzing trace with hash 2125912877, now seen corresponding path program 8 times [2021-03-11 13:45:22,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:22,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435326056] [2021-03-11 13:45:22,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:22,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:22,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435326056] [2021-03-11 13:45:22,789 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [313076498] [2021-03-11 13:45:22,789 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:45:22,924 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 13:45:22,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:45:22,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-11 13:45:22,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:45:22,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:45:22,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:45:22,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:45:22,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:22,976 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:45:22,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:22,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:22,982 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:22,983 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:45:22,983 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-03-11 13:45:22,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429808712] [2021-03-11 13:45:22,983 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-11 13:45:22,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:45:22,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-11 13:45:22,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-03-11 13:45:22,983 INFO L87 Difference]: Start difference. First operand 1672 states and 4424 transitions. Second operand has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:23,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:45:23,022 INFO L93 Difference]: Finished difference Result 1673 states and 4425 transitions. [2021-03-11 13:45:23,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-11 13:45:23,023 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 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 15 [2021-03-11 13:45:23,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:45:23,028 INFO L225 Difference]: With dead ends: 1673 [2021-03-11 13:45:23,028 INFO L226 Difference]: Without dead ends: 1673 [2021-03-11 13:45:23,028 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 46.7ms TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-03-11 13:45:23,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2021-03-11 13:45:23,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1673. [2021-03-11 13:45:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1673 states, 1664 states have (on average 2.6592548076923075) internal successors, (4425), 1672 states have internal predecessors, (4425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:23,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 4425 transitions. [2021-03-11 13:45:23,051 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 4425 transitions. Word has length 15 [2021-03-11 13:45:23,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:45:23,051 INFO L480 AbstractCegarLoop]: Abstraction has 1673 states and 4425 transitions. [2021-03-11 13:45:23,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:45:23,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 4425 transitions. [2021-03-11 13:45:23,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-03-11 13:45:23,052 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:45:23,052 INFO L519 BasicCegarLoop]: trace histogram [9, 2, 1, 1, 1, 1, 1] [2021-03-11 13:45:23,267 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-03-11 13:45:23,269 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:45:23,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:45:23,270 INFO L82 PathProgramCache]: Analyzing trace with hash 963660382, now seen corresponding path program 9 times [2021-03-11 13:45:23,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:45:23,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116393406] [2021-03-11 13:45:23,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:45:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:45:23,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:45:23,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:45:23,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:45:23,372 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:45:23,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116393406] [2021-03-11 13:45:23,372 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880257373] [2021-03-11 13:45:23,372 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:47:17,931 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-03-11 13:47:17,950 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:47:18,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 13:47:18,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:47:18,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,066 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:47:18,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:47:18,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:47:18,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-03-11 13:47:18,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309965732] [2021-03-11 13:47:18,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-11 13:47:18,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:47:18,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-11 13:47:18,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-03-11 13:47:18,074 INFO L87 Difference]: Start difference. First operand 1673 states and 4425 transitions. Second operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:47:18,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:47:18,110 INFO L93 Difference]: Finished difference Result 1674 states and 4426 transitions. [2021-03-11 13:47:18,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-11 13:47:18,111 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 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 16 [2021-03-11 13:47:18,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:47:18,127 INFO L225 Difference]: With dead ends: 1674 [2021-03-11 13:47:18,127 INFO L226 Difference]: Without dead ends: 1674 [2021-03-11 13:47:18,127 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 53.9ms TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-03-11 13:47:18,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1674 states. [2021-03-11 13:47:18,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1674 to 1674. [2021-03-11 13:47:18,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1674 states, 1665 states have (on average 2.6582582582582583) internal successors, (4426), 1673 states have internal predecessors, (4426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:47:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1674 states and 4426 transitions. [2021-03-11 13:47:18,149 INFO L78 Accepts]: Start accepts. Automaton has 1674 states and 4426 transitions. Word has length 16 [2021-03-11 13:47:18,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:47:18,150 INFO L480 AbstractCegarLoop]: Abstraction has 1674 states and 4426 transitions. [2021-03-11 13:47:18,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:47:18,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 4426 transitions. [2021-03-11 13:47:18,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-03-11 13:47:18,152 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:47:18,152 INFO L519 BasicCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1] [2021-03-11 13:47:18,352 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:47:18,352 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:47:18,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:47:18,352 INFO L82 PathProgramCache]: Analyzing trace with hash -706428595, now seen corresponding path program 10 times [2021-03-11 13:47:18,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:47:18,353 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412406876] [2021-03-11 13:47:18,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:47:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:47:18,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,453 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:47:18,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412406876] [2021-03-11 13:47:18,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219931059] [2021-03-11 13:47:18,453 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:47:18,575 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 13:47:18,575 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 13:47:18,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-11 13:47:18,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 13:47:18,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 13:47:18,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 13:47:18,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 13:47:18,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,619 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 13:47:18,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:18,625 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:47:18,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 13:47:18,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-03-11 13:47:18,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637271255] [2021-03-11 13:47:18,625 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-11 13:47:18,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 13:47:18,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-11 13:47:18,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2021-03-11 13:47:18,626 INFO L87 Difference]: Start difference. First operand 1674 states and 4426 transitions. Second operand has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:47:18,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-03-11 13:47:18,667 INFO L93 Difference]: Finished difference Result 1675 states and 4427 transitions. [2021-03-11 13:47:18,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-11 13:47:18,671 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 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 17 [2021-03-11 13:47:18,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-03-11 13:47:18,674 INFO L225 Difference]: With dead ends: 1675 [2021-03-11 13:47:18,674 INFO L226 Difference]: Without dead ends: 1675 [2021-03-11 13:47:18,674 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 61.5ms TimeCoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2021-03-11 13:47:18,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1675 states. [2021-03-11 13:47:18,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1675 to 1675. [2021-03-11 13:47:18,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1675 states, 1666 states have (on average 2.6572629051620646) internal successors, (4427), 1674 states have internal predecessors, (4427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:47:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 4427 transitions. [2021-03-11 13:47:18,695 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 4427 transitions. Word has length 17 [2021-03-11 13:47:18,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-03-11 13:47:18,695 INFO L480 AbstractCegarLoop]: Abstraction has 1675 states and 4427 transitions. [2021-03-11 13:47:18,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 13:47:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 4427 transitions. [2021-03-11 13:47:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-03-11 13:47:18,697 INFO L511 BasicCegarLoop]: Found error trace [2021-03-11 13:47:18,697 INFO L519 BasicCegarLoop]: trace histogram [11, 2, 1, 1, 1, 1, 1] [2021-03-11 13:47:18,912 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 13:47:18,915 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-03-11 13:47:18,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 13:47:18,916 INFO L82 PathProgramCache]: Analyzing trace with hash -939579330, now seen corresponding path program 11 times [2021-03-11 13:47:18,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 13:47:18,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273674578] [2021-03-11 13:47:18,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 13:47:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 13:47:18,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:18,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:18,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:19,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:19,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:19,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:19,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 13:47:19,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 13:47:19,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 13:47:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-11 13:47:19,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273674578] [2021-03-11 13:47:19,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1452300417] [2021-03-11 13:47:19,023 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown