/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-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-21 21:52:04,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-21 21:52:04,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-21 21:52:04,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-21 21:52:04,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-21 21:52:04,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-21 21:52:04,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-21 21:52:04,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-21 21:52:04,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-21 21:52:04,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-21 21:52:04,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-21 21:52:04,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-21 21:52:04,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-21 21:52:04,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-21 21:52:04,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-21 21:52:04,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-21 21:52:04,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-21 21:52:04,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-21 21:52:04,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-21 21:52:04,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-21 21:52:04,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-21 21:52:04,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-21 21:52:04,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-21 21:52:04,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-21 21:52:04,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-21 21:52:04,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-21 21:52:04,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-21 21:52:04,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-21 21:52:04,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2021-05-21 21:52:04,746 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-21 21:52:04,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-21 21:52:04,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-21 21:52:04,747 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-21 21:52:04,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-21 21:52:04,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-21 21:52:04,750 INFO L138 SettingsManager]: * Use SBE=true [2021-05-21 21:52:04,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-21 21:52:04,750 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-21 21:52:04,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-21 21:52:04,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-21 21:52:04,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-21 21:52:04,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-21 21:52:04,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-21 21:52:04,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-21 21:52:04,751 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-21 21:52:04,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-21 21:52:04,752 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-21 21:52:04,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-21 21:52:04,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-21 21:52:04,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-21 21:52:04,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-21 21:52:04,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-21 21:52:04,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-21 21:52:04,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-21 21:52:04,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-21 21:52:04,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-21 21:52:04,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-21 21:52:04,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-21 21:52:04,753 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-21 21:52:04,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-21 21:52:04,753 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-21 21:52:04,754 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-21 21:52:05,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-21 21:52:05,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-21 21:52:05,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-21 21:52:05,050 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-21 21:52:05,050 INFO L275 PluginConnector]: CDTParser initialized [2021-05-21 21:52:05,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2021-05-21 21:52:05,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867007fb2/6f2b504a315442869e27c504e17d86cc/FLAGd18517254 [2021-05-21 21:52:05,686 INFO L306 CDTParser]: Found 1 translation units. [2021-05-21 21:52:05,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2021-05-21 21:52:05,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867007fb2/6f2b504a315442869e27c504e17d86cc/FLAGd18517254 [2021-05-21 21:52:05,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/867007fb2/6f2b504a315442869e27c504e17d86cc [2021-05-21 21:52:05,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-21 21:52:05,989 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-21 21:52:05,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-21 21:52:05,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-21 21:52:05,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-21 21:52:05,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 09:52:05" (1/1) ... [2021-05-21 21:52:05,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba1e3dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:05, skipping insertion in model container [2021-05-21 21:52:05,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.05 09:52:05" (1/1) ... [2021-05-21 21:52:06,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-21 21:52:06,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-21 21:52:06,511 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43296,43309] [2021-05-21 21:52:06,519 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43503,43516] [2021-05-21 21:52:06,523 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43783,43796] [2021-05-21 21:52:06,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 21:52:06,540 INFO L203 MainTranslator]: Completed pre-run [2021-05-21 21:52:06,601 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43296,43309] [2021-05-21 21:52:06,604 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43503,43516] [2021-05-21 21:52:06,608 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43783,43796] [2021-05-21 21:52:06,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-21 21:52:06,760 INFO L208 MainTranslator]: Completed translation [2021-05-21 21:52:06,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06 WrapperNode [2021-05-21 21:52:06,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-21 21:52:06,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-21 21:52:06,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-21 21:52:06,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-21 21:52:06,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-21 21:52:06,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-21 21:52:06,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-21 21:52:06,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-21 21:52:06,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (1/1) ... [2021-05-21 21:52:06,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-21 21:52:06,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-21 21:52:06,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-21 21:52:06,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-21 21:52:06,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (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 [2021-05-21 21:52:06,944 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-05-21 21:52:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-05-21 21:52:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-05-21 21:52:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-05-21 21:52:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-21 21:52:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-21 21:52:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-21 21:52:06,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-21 21:52:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-05-21 21:52:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-21 21:52:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-21 21:52:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-21 21:52:06,948 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-21 21:52:07,495 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-21 21:52:07,495 INFO L299 CfgBuilder]: Removed 18 assume(true) statements. [2021-05-21 21:52:07,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 09:52:07 BoogieIcfgContainer [2021-05-21 21:52:07,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-21 21:52:07,498 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-21 21:52:07,499 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-21 21:52:07,501 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-21 21:52:07,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.05 09:52:05" (1/3) ... [2021-05-21 21:52:07,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea3af63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 09:52:07, skipping insertion in model container [2021-05-21 21:52:07,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.05 09:52:06" (2/3) ... [2021-05-21 21:52:07,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea3af63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.05 09:52:07, skipping insertion in model container [2021-05-21 21:52:07,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.05 09:52:07" (3/3) ... [2021-05-21 21:52:07,503 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2021-05-21 21:52:07,523 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-21 21:52:07,523 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-21 21:52:07,523 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-05-21 21:52:07,524 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-21 21:52:07,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,567 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,568 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,568 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,568 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,569 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,569 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,569 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,570 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,572 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,572 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,572 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,573 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,573 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,573 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,573 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,573 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,573 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,574 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,574 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,574 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,574 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,575 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,575 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,576 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,577 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,578 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,578 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,578 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,578 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,578 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,578 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,579 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,580 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,581 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,581 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,581 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,581 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,581 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,581 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,582 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,582 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,582 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,582 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,582 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,582 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,583 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,583 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,584 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,584 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,584 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,585 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,587 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,588 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,588 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,588 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,593 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,593 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,593 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,594 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,594 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,594 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,594 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,595 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,595 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,595 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,595 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,595 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,595 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,596 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,597 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,598 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,599 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,600 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,601 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,601 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,601 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,602 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,602 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,604 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,604 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,605 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,606 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,607 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,608 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,609 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,610 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,611 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,612 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,613 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,614 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,615 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,616 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,617 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,618 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,619 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,620 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,621 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,622 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,623 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,624 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,625 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,625 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,625 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,625 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,626 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,627 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,628 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,629 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,630 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,631 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,632 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,633 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,634 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,635 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,636 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,637 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,638 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,639 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,640 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,641 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,642 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,642 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,642 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,642 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,644 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,645 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,646 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,647 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,647 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,650 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,650 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,650 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,650 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,650 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,650 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,651 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,652 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,652 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,652 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,652 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,652 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-21 21:52:07,658 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-05-21 21:52:07,677 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-05-21 21:52:07,693 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 21:52:07,694 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 21:52:07,694 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 21:52:07,694 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 21:52:07,694 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 21:52:07,694 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 21:52:07,694 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 21:52:07,694 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-21 21:52:07,705 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 257 transitions, 536 flow [2021-05-21 21:52:08,709 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 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) [2021-05-21 21:52:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 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) [2021-05-21 21:52:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-05-21 21:52:08,752 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:08,753 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:08,754 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:08,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:08,758 INFO L82 PathProgramCache]: Analyzing trace with hash 617310073, now seen corresponding path program 1 times [2021-05-21 21:52:08,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:08,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17131515] [2021-05-21 21:52:08,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:08,989 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:08,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17131515] [2021-05-21 21:52:08,990 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17131515] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:08,990 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:08,991 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-21 21:52:08,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284359815] [2021-05-21 21:52:08,995 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-05-21 21:52:08,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:09,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-05-21 21:52:09,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-21 21:52:09,044 INFO L87 Difference]: Start difference. First operand has 23654 states, 23649 states have (on average 2.8479428305636603) internal successors, (67351), 23653 states have internal predecessors, (67351), 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 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2021-05-21 21:52:09,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:09,328 INFO L93 Difference]: Finished difference Result 23006 states and 64260 transitions. [2021-05-21 21:52:09,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-21 21:52:09,329 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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 48 [2021-05-21 21:52:09,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:09,468 INFO L225 Difference]: With dead ends: 23006 [2021-05-21 21:52:09,468 INFO L226 Difference]: Without dead ends: 22283 [2021-05-21 21:52:09,469 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-21 21:52:09,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22283 states. [2021-05-21 21:52:10,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22283 to 22283. [2021-05-21 21:52:10,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22283 states, 22280 states have (on average 2.798653500897666) internal successors, (62354), 22282 states have internal predecessors, (62354), 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) [2021-05-21 21:52:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22283 states to 22283 states and 62354 transitions. [2021-05-21 21:52:10,413 INFO L78 Accepts]: Start accepts. Automaton has 22283 states and 62354 transitions. Word has length 48 [2021-05-21 21:52:10,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:10,414 INFO L482 AbstractCegarLoop]: Abstraction has 22283 states and 62354 transitions. [2021-05-21 21:52:10,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2021-05-21 21:52:10,414 INFO L276 IsEmpty]: Start isEmpty. Operand 22283 states and 62354 transitions. [2021-05-21 21:52:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-05-21 21:52:10,429 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:10,429 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:10,429 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-21 21:52:10,429 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:10,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:10,432 INFO L82 PathProgramCache]: Analyzing trace with hash -383819529, now seen corresponding path program 1 times [2021-05-21 21:52:10,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:10,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899977277] [2021-05-21 21:52:10,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:10,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:10,658 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:10,658 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899977277] [2021-05-21 21:52:10,658 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899977277] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:10,658 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:10,658 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-05-21 21:52:10,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726885456] [2021-05-21 21:52:10,659 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-21 21:52:10,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:10,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-21 21:52:10,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-05-21 21:52:10,660 INFO L87 Difference]: Start difference. First operand 22283 states and 62354 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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) [2021-05-21 21:52:10,833 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-05-21 21:52:11,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:11,383 INFO L93 Difference]: Finished difference Result 22280 states and 62350 transitions. [2021-05-21 21:52:11,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-21 21:52:11,383 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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 83 [2021-05-21 21:52:11,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:11,441 INFO L225 Difference]: With dead ends: 22280 [2021-05-21 21:52:11,441 INFO L226 Difference]: Without dead ends: 22280 [2021-05-21 21:52:11,443 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 388.9ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-05-21 21:52:11,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22280 states. [2021-05-21 21:52:12,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22280 to 22280. [2021-05-21 21:52:12,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22280 states, 22277 states have (on average 2.798850832697401) internal successors, (62350), 22279 states have internal predecessors, (62350), 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) [2021-05-21 21:52:12,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22280 states to 22280 states and 62350 transitions. [2021-05-21 21:52:12,236 INFO L78 Accepts]: Start accepts. Automaton has 22280 states and 62350 transitions. Word has length 83 [2021-05-21 21:52:12,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:12,236 INFO L482 AbstractCegarLoop]: Abstraction has 22280 states and 62350 transitions. [2021-05-21 21:52:12,236 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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) [2021-05-21 21:52:12,236 INFO L276 IsEmpty]: Start isEmpty. Operand 22280 states and 62350 transitions. [2021-05-21 21:52:12,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-05-21 21:52:12,241 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:12,241 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:12,241 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-21 21:52:12,242 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:12,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:12,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1409373696, now seen corresponding path program 1 times [2021-05-21 21:52:12,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:12,242 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767628565] [2021-05-21 21:52:12,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:12,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:12,330 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:12,330 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767628565] [2021-05-21 21:52:12,330 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767628565] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:12,330 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:12,330 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-21 21:52:12,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507828817] [2021-05-21 21:52:12,331 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-21 21:52:12,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:12,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-21 21:52:12,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-21 21:52:12,332 INFO L87 Difference]: Start difference. First operand 22280 states and 62350 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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) [2021-05-21 21:52:12,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:12,497 INFO L93 Difference]: Finished difference Result 22063 states and 61535 transitions. [2021-05-21 21:52:12,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-21 21:52:12,497 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 84 [2021-05-21 21:52:12,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:12,554 INFO L225 Difference]: With dead ends: 22063 [2021-05-21 21:52:12,554 INFO L226 Difference]: Without dead ends: 22063 [2021-05-21 21:52:12,555 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-21 21:52:12,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22063 states. [2021-05-21 21:52:13,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22063 to 22063. [2021-05-21 21:52:13,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22063 states, 22060 states have (on average 2.7894378966455124) internal successors, (61535), 22062 states have internal predecessors, (61535), 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) [2021-05-21 21:52:13,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22063 states to 22063 states and 61535 transitions. [2021-05-21 21:52:13,333 INFO L78 Accepts]: Start accepts. Automaton has 22063 states and 61535 transitions. Word has length 84 [2021-05-21 21:52:13,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:13,334 INFO L482 AbstractCegarLoop]: Abstraction has 22063 states and 61535 transitions. [2021-05-21 21:52:13,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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) [2021-05-21 21:52:13,334 INFO L276 IsEmpty]: Start isEmpty. Operand 22063 states and 61535 transitions. [2021-05-21 21:52:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-21 21:52:13,343 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:13,343 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:13,344 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-21 21:52:13,344 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:13,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:13,344 INFO L82 PathProgramCache]: Analyzing trace with hash -1743993907, now seen corresponding path program 1 times [2021-05-21 21:52:13,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:13,345 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277014676] [2021-05-21 21:52:13,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:13,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:13,417 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:13,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277014676] [2021-05-21 21:52:13,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277014676] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:13,417 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:13,417 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 21:52:13,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372635211] [2021-05-21 21:52:13,418 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 21:52:13,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:13,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 21:52:13,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 21:52:13,418 INFO L87 Difference]: Start difference. First operand 22063 states and 61535 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 21:52:13,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:13,487 INFO L93 Difference]: Finished difference Result 15355 states and 42187 transitions. [2021-05-21 21:52:13,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 21:52:13,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 93 [2021-05-21 21:52:13,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:13,537 INFO L225 Difference]: With dead ends: 15355 [2021-05-21 21:52:13,537 INFO L226 Difference]: Without dead ends: 15112 [2021-05-21 21:52:13,537 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 21:52:13,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15112 states. [2021-05-21 21:52:13,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15112 to 15112. [2021-05-21 21:52:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15112 states, 15110 states have (on average 2.7499007279947056) internal successors, (41551), 15111 states have internal predecessors, (41551), 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) [2021-05-21 21:52:13,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15112 states to 15112 states and 41551 transitions. [2021-05-21 21:52:13,978 INFO L78 Accepts]: Start accepts. Automaton has 15112 states and 41551 transitions. Word has length 93 [2021-05-21 21:52:13,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:13,979 INFO L482 AbstractCegarLoop]: Abstraction has 15112 states and 41551 transitions. [2021-05-21 21:52:13,979 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 21:52:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 15112 states and 41551 transitions. [2021-05-21 21:52:13,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-05-21 21:52:13,985 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:13,985 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:13,986 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-21 21:52:13,986 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:13,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:13,986 INFO L82 PathProgramCache]: Analyzing trace with hash -477175304, now seen corresponding path program 1 times [2021-05-21 21:52:13,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:13,987 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589074236] [2021-05-21 21:52:13,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:14,041 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:14,041 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589074236] [2021-05-21 21:52:14,042 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589074236] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:14,042 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:14,042 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-21 21:52:14,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841310884] [2021-05-21 21:52:14,042 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-21 21:52:14,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:14,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-21 21:52:14,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-21 21:52:14,043 INFO L87 Difference]: Start difference. First operand 15112 states and 41551 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 21:52:14,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:14,147 INFO L93 Difference]: Finished difference Result 26661 states and 73631 transitions. [2021-05-21 21:52:14,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-21 21:52:14,147 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-05-21 21:52:14,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:14,208 INFO L225 Difference]: With dead ends: 26661 [2021-05-21 21:52:14,208 INFO L226 Difference]: Without dead ends: 26571 [2021-05-21 21:52:14,209 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-21 21:52:14,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26571 states. [2021-05-21 21:52:14,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26571 to 15217. [2021-05-21 21:52:14,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15217 states, 15215 states have (on average 2.7484719027275717) internal successors, (41818), 15216 states have internal predecessors, (41818), 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) [2021-05-21 21:52:14,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15217 states to 15217 states and 41818 transitions. [2021-05-21 21:52:14,838 INFO L78 Accepts]: Start accepts. Automaton has 15217 states and 41818 transitions. Word has length 99 [2021-05-21 21:52:14,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:14,839 INFO L482 AbstractCegarLoop]: Abstraction has 15217 states and 41818 transitions. [2021-05-21 21:52:14,839 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-21 21:52:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 15217 states and 41818 transitions. [2021-05-21 21:52:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-05-21 21:52:14,845 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:14,845 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:14,845 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-05-21 21:52:14,846 INFO L430 AbstractCegarLoop]: === Iteration 6 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:14,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:14,846 INFO L82 PathProgramCache]: Analyzing trace with hash 1731505684, now seen corresponding path program 1 times [2021-05-21 21:52:14,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:14,846 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951640590] [2021-05-21 21:52:14,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:14,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:15,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:15,176 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:15,176 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951640590] [2021-05-21 21:52:15,176 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951640590] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:15,176 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:15,176 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-05-21 21:52:15,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950265413] [2021-05-21 21:52:15,177 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-21 21:52:15,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:15,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-21 21:52:15,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2021-05-21 21:52:15,178 INFO L87 Difference]: Start difference. First operand 15217 states and 41818 transitions. Second operand has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 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) [2021-05-21 21:52:16,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:16,201 INFO L93 Difference]: Finished difference Result 15327 states and 42117 transitions. [2021-05-21 21:52:16,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-21 21:52:16,202 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 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 100 [2021-05-21 21:52:16,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:16,226 INFO L225 Difference]: With dead ends: 15327 [2021-05-21 21:52:16,226 INFO L226 Difference]: Without dead ends: 15327 [2021-05-21 21:52:16,226 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 686.3ms TimeCoverageRelationStatistics Valid=207, Invalid=549, Unknown=0, NotChecked=0, Total=756 [2021-05-21 21:52:16,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15327 states. [2021-05-21 21:52:16,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15327 to 15267. [2021-05-21 21:52:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15267 states, 15265 states have (on average 2.748444153291844) internal successors, (41955), 15266 states have internal predecessors, (41955), 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) [2021-05-21 21:52:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15267 states to 15267 states and 41955 transitions. [2021-05-21 21:52:16,566 INFO L78 Accepts]: Start accepts. Automaton has 15267 states and 41955 transitions. Word has length 100 [2021-05-21 21:52:16,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:16,566 INFO L482 AbstractCegarLoop]: Abstraction has 15267 states and 41955 transitions. [2021-05-21 21:52:16,566 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 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) [2021-05-21 21:52:16,567 INFO L276 IsEmpty]: Start isEmpty. Operand 15267 states and 41955 transitions. [2021-05-21 21:52:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-05-21 21:52:16,573 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:16,574 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:16,574 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-21 21:52:16,574 INFO L430 AbstractCegarLoop]: === Iteration 7 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:16,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:16,575 INFO L82 PathProgramCache]: Analyzing trace with hash 588694202, now seen corresponding path program 1 times [2021-05-21 21:52:16,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:16,575 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841459715] [2021-05-21 21:52:16,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:17,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:17,514 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:17,514 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841459715] [2021-05-21 21:52:17,514 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841459715] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:17,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:17,514 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-05-21 21:52:17,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121808249] [2021-05-21 21:52:17,515 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-21 21:52:17,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:17,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-21 21:52:17,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2021-05-21 21:52:17,516 INFO L87 Difference]: Start difference. First operand 15267 states and 41955 transitions. Second operand has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 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) [2021-05-21 21:52:19,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:19,742 INFO L93 Difference]: Finished difference Result 15277 states and 41997 transitions. [2021-05-21 21:52:19,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-21 21:52:19,743 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 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 104 [2021-05-21 21:52:19,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:19,764 INFO L225 Difference]: With dead ends: 15277 [2021-05-21 21:52:19,764 INFO L226 Difference]: Without dead ends: 15262 [2021-05-21 21:52:19,765 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 1980.6ms TimeCoverageRelationStatistics Valid=446, Invalid=2004, Unknown=0, NotChecked=0, Total=2450 [2021-05-21 21:52:19,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15262 states. [2021-05-21 21:52:19,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15262 to 15262. [2021-05-21 21:52:20,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15262 states, 15260 states have (on average 2.750524246395806) internal successors, (41973), 15261 states have internal predecessors, (41973), 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) [2021-05-21 21:52:20,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15262 states to 15262 states and 41973 transitions. [2021-05-21 21:52:20,048 INFO L78 Accepts]: Start accepts. Automaton has 15262 states and 41973 transitions. Word has length 104 [2021-05-21 21:52:20,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:20,049 INFO L482 AbstractCegarLoop]: Abstraction has 15262 states and 41973 transitions. [2021-05-21 21:52:20,049 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 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) [2021-05-21 21:52:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 15262 states and 41973 transitions. [2021-05-21 21:52:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-05-21 21:52:20,061 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:20,061 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:20,061 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-21 21:52:20,061 INFO L430 AbstractCegarLoop]: === Iteration 8 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:20,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:20,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1887066075, now seen corresponding path program 1 times [2021-05-21 21:52:20,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:20,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015542011] [2021-05-21 21:52:20,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:20,618 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:20,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015542011] [2021-05-21 21:52:20,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015542011] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:20,618 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:20,618 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-05-21 21:52:20,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254882383] [2021-05-21 21:52:20,619 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-21 21:52:20,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:20,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-21 21:52:20,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2021-05-21 21:52:20,619 INFO L87 Difference]: Start difference. First operand 15262 states and 41973 transitions. Second operand has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 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) [2021-05-21 21:52:21,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:21,587 INFO L93 Difference]: Finished difference Result 17982 states and 49376 transitions. [2021-05-21 21:52:21,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-21 21:52:21,588 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 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 105 [2021-05-21 21:52:21,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:21,609 INFO L225 Difference]: With dead ends: 17982 [2021-05-21 21:52:21,610 INFO L226 Difference]: Without dead ends: 17982 [2021-05-21 21:52:21,610 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 863.5ms TimeCoverageRelationStatistics Valid=301, Invalid=959, Unknown=0, NotChecked=0, Total=1260 [2021-05-21 21:52:21,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17982 states. [2021-05-21 21:52:21,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17982 to 16042. [2021-05-21 21:52:21,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16042 states, 16040 states have (on average 2.748067331670823) internal successors, (44079), 16041 states have internal predecessors, (44079), 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) [2021-05-21 21:52:21,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16042 states to 16042 states and 44079 transitions. [2021-05-21 21:52:21,936 INFO L78 Accepts]: Start accepts. Automaton has 16042 states and 44079 transitions. Word has length 105 [2021-05-21 21:52:21,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:21,936 INFO L482 AbstractCegarLoop]: Abstraction has 16042 states and 44079 transitions. [2021-05-21 21:52:21,936 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 5.25) internal successors, (105), 20 states have internal predecessors, (105), 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) [2021-05-21 21:52:21,936 INFO L276 IsEmpty]: Start isEmpty. Operand 16042 states and 44079 transitions. [2021-05-21 21:52:21,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-05-21 21:52:21,944 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:21,944 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:21,944 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-05-21 21:52:21,944 INFO L430 AbstractCegarLoop]: === Iteration 9 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:21,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:21,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1261951723, now seen corresponding path program 2 times [2021-05-21 21:52:21,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:21,945 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343225486] [2021-05-21 21:52:21,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:22,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:22,790 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:22,790 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343225486] [2021-05-21 21:52:22,790 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343225486] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:22,790 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:22,790 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-05-21 21:52:22,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568648287] [2021-05-21 21:52:22,791 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-21 21:52:22,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:22,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-21 21:52:22,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2021-05-21 21:52:22,792 INFO L87 Difference]: Start difference. First operand 16042 states and 44079 transitions. Second operand has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 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) [2021-05-21 21:52:24,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:24,980 INFO L93 Difference]: Finished difference Result 18485 states and 50800 transitions. [2021-05-21 21:52:24,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-21 21:52:24,980 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 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 105 [2021-05-21 21:52:24,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:25,004 INFO L225 Difference]: With dead ends: 18485 [2021-05-21 21:52:25,004 INFO L226 Difference]: Without dead ends: 18260 [2021-05-21 21:52:25,005 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 2072.5ms TimeCoverageRelationStatistics Valid=524, Invalid=2128, Unknown=0, NotChecked=0, Total=2652 [2021-05-21 21:52:25,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18260 states. [2021-05-21 21:52:25,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18260 to 16342. [2021-05-21 21:52:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16342 states, 16340 states have (on average 2.752264381884945) internal successors, (44972), 16341 states have internal predecessors, (44972), 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) [2021-05-21 21:52:25,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16342 states to 16342 states and 44972 transitions. [2021-05-21 21:52:25,299 INFO L78 Accepts]: Start accepts. Automaton has 16342 states and 44972 transitions. Word has length 105 [2021-05-21 21:52:25,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:25,299 INFO L482 AbstractCegarLoop]: Abstraction has 16342 states and 44972 transitions. [2021-05-21 21:52:25,300 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.75) internal successors, (105), 28 states have internal predecessors, (105), 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) [2021-05-21 21:52:25,300 INFO L276 IsEmpty]: Start isEmpty. Operand 16342 states and 44972 transitions. [2021-05-21 21:52:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-05-21 21:52:25,308 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:25,308 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:25,309 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-05-21 21:52:25,309 INFO L430 AbstractCegarLoop]: === Iteration 10 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:25,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:25,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1732922443, now seen corresponding path program 1 times [2021-05-21 21:52:25,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:25,309 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631475467] [2021-05-21 21:52:25,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:26,184 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:26,185 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631475467] [2021-05-21 21:52:26,185 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631475467] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:26,185 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:26,185 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-21 21:52:26,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237791426] [2021-05-21 21:52:26,185 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-21 21:52:26,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:26,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-21 21:52:26,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=785, Unknown=0, NotChecked=0, Total=870 [2021-05-21 21:52:26,186 INFO L87 Difference]: Start difference. First operand 16342 states and 44972 transitions. Second operand has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 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) [2021-05-21 21:52:28,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:28,569 INFO L93 Difference]: Finished difference Result 18538 states and 51034 transitions. [2021-05-21 21:52:28,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-21 21:52:28,570 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 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 109 [2021-05-21 21:52:28,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:28,592 INFO L225 Difference]: With dead ends: 18538 [2021-05-21 21:52:28,592 INFO L226 Difference]: Without dead ends: 17908 [2021-05-21 21:52:28,593 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 582 ImplicationChecksByTransitivity, 2069.9ms TimeCoverageRelationStatistics Valid=525, Invalid=2337, Unknown=0, NotChecked=0, Total=2862 [2021-05-21 21:52:28,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17908 states. [2021-05-21 21:52:28,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17908 to 15487. [2021-05-21 21:52:28,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15487 states, 15485 states have (on average 2.754342912495964) internal successors, (42651), 15486 states have internal predecessors, (42651), 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) [2021-05-21 21:52:28,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15487 states to 15487 states and 42651 transitions. [2021-05-21 21:52:28,951 INFO L78 Accepts]: Start accepts. Automaton has 15487 states and 42651 transitions. Word has length 109 [2021-05-21 21:52:28,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:28,951 INFO L482 AbstractCegarLoop]: Abstraction has 15487 states and 42651 transitions. [2021-05-21 21:52:28,951 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 3.6333333333333333) internal successors, (109), 30 states have internal predecessors, (109), 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) [2021-05-21 21:52:28,951 INFO L276 IsEmpty]: Start isEmpty. Operand 15487 states and 42651 transitions. [2021-05-21 21:52:28,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-05-21 21:52:28,959 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:28,959 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:28,959 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-05-21 21:52:28,960 INFO L430 AbstractCegarLoop]: === Iteration 11 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:28,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:28,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1462976531, now seen corresponding path program 2 times [2021-05-21 21:52:28,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:28,960 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095470670] [2021-05-21 21:52:28,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:29,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:29,714 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:29,714 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095470670] [2021-05-21 21:52:29,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095470670] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:29,715 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:29,715 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-05-21 21:52:29,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714801931] [2021-05-21 21:52:29,715 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-21 21:52:29,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:29,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-21 21:52:29,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2021-05-21 21:52:29,716 INFO L87 Difference]: Start difference. First operand 15487 states and 42651 transitions. Second operand has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 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) [2021-05-21 21:52:32,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:32,203 INFO L93 Difference]: Finished difference Result 15463 states and 42602 transitions. [2021-05-21 21:52:32,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-21 21:52:32,203 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 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 109 [2021-05-21 21:52:32,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:32,226 INFO L225 Difference]: With dead ends: 15463 [2021-05-21 21:52:32,226 INFO L226 Difference]: Without dead ends: 15373 [2021-05-21 21:52:32,227 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 494 ImplicationChecksByTransitivity, 2150.7ms TimeCoverageRelationStatistics Valid=540, Invalid=2322, Unknown=0, NotChecked=0, Total=2862 [2021-05-21 21:52:32,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15373 states. [2021-05-21 21:52:32,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15373 to 14527. [2021-05-21 21:52:32,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14527 states, 14526 states have (on average 2.7556794712928543) internal successors, (40029), 14526 states have internal predecessors, (40029), 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) [2021-05-21 21:52:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14527 states to 14527 states and 40029 transitions. [2021-05-21 21:52:32,477 INFO L78 Accepts]: Start accepts. Automaton has 14527 states and 40029 transitions. Word has length 109 [2021-05-21 21:52:32,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:32,477 INFO L482 AbstractCegarLoop]: Abstraction has 14527 states and 40029 transitions. [2021-05-21 21:52:32,477 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 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) [2021-05-21 21:52:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 14527 states and 40029 transitions. [2021-05-21 21:52:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-05-21 21:52:32,494 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:32,494 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:32,494 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-05-21 21:52:32,494 INFO L430 AbstractCegarLoop]: === Iteration 12 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:32,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:32,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1328138375, now seen corresponding path program 1 times [2021-05-21 21:52:32,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:32,495 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117406614] [2021-05-21 21:52:32,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:32,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:32,536 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:32,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117406614] [2021-05-21 21:52:32,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117406614] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:32,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:32,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-21 21:52:32,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801871033] [2021-05-21 21:52:32,537 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-21 21:52:32,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:32,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-21 21:52:32,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 21:52:32,538 INFO L87 Difference]: Start difference. First operand 14527 states and 40029 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 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) [2021-05-21 21:52:32,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:32,576 INFO L93 Difference]: Finished difference Result 7076 states and 18145 transitions. [2021-05-21 21:52:32,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-21 21:52:32,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 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 171 [2021-05-21 21:52:32,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:32,586 INFO L225 Difference]: With dead ends: 7076 [2021-05-21 21:52:32,587 INFO L226 Difference]: Without dead ends: 7076 [2021-05-21 21:52:32,587 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-21 21:52:32,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7076 states. [2021-05-21 21:52:32,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7076 to 5822. [2021-05-21 21:52:32,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5822 states, 5820 states have (on average 2.566838487972509) internal successors, (14939), 5821 states have internal predecessors, (14939), 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) [2021-05-21 21:52:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5822 states to 5822 states and 14939 transitions. [2021-05-21 21:52:32,701 INFO L78 Accepts]: Start accepts. Automaton has 5822 states and 14939 transitions. Word has length 171 [2021-05-21 21:52:32,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:32,701 INFO L482 AbstractCegarLoop]: Abstraction has 5822 states and 14939 transitions. [2021-05-21 21:52:32,701 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 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) [2021-05-21 21:52:32,701 INFO L276 IsEmpty]: Start isEmpty. Operand 5822 states and 14939 transitions. [2021-05-21 21:52:32,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-05-21 21:52:32,711 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:32,711 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:32,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-05-21 21:52:32,711 INFO L430 AbstractCegarLoop]: === Iteration 13 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:32,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:32,711 INFO L82 PathProgramCache]: Analyzing trace with hash 307883539, now seen corresponding path program 1 times [2021-05-21 21:52:32,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:32,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966205694] [2021-05-21 21:52:32,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:32,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:33,955 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:33,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966205694] [2021-05-21 21:52:33,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966205694] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:33,956 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:33,956 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-05-21 21:52:33,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489077054] [2021-05-21 21:52:33,956 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-21 21:52:33,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:33,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-21 21:52:33,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=289, Unknown=0, NotChecked=0, Total=342 [2021-05-21 21:52:33,957 INFO L87 Difference]: Start difference. First operand 5822 states and 14939 transitions. Second operand has 19 states, 19 states have (on average 9.052631578947368) internal successors, (172), 19 states have internal predecessors, (172), 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) [2021-05-21 21:52:34,936 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 65 [2021-05-21 21:52:35,114 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2021-05-21 21:52:35,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:35,695 INFO L93 Difference]: Finished difference Result 5780 states and 14812 transitions. [2021-05-21 21:52:35,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-21 21:52:35,695 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 9.052631578947368) internal successors, (172), 19 states have internal predecessors, (172), 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 172 [2021-05-21 21:52:35,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:35,701 INFO L225 Difference]: With dead ends: 5780 [2021-05-21 21:52:35,701 INFO L226 Difference]: Without dead ends: 5780 [2021-05-21 21:52:35,702 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 15 SyntacticMatches, 11 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 1854.9ms TimeCoverageRelationStatistics Valid=209, Invalid=721, Unknown=0, NotChecked=0, Total=930 [2021-05-21 21:52:35,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2021-05-21 21:52:35,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5486. [2021-05-21 21:52:35,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5486 states, 5484 states have (on average 2.5656455142231946) internal successors, (14070), 5485 states have internal predecessors, (14070), 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) [2021-05-21 21:52:35,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5486 states to 5486 states and 14070 transitions. [2021-05-21 21:52:35,780 INFO L78 Accepts]: Start accepts. Automaton has 5486 states and 14070 transitions. Word has length 172 [2021-05-21 21:52:35,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:35,780 INFO L482 AbstractCegarLoop]: Abstraction has 5486 states and 14070 transitions. [2021-05-21 21:52:35,780 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 9.052631578947368) internal successors, (172), 19 states have internal predecessors, (172), 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) [2021-05-21 21:52:35,780 INFO L276 IsEmpty]: Start isEmpty. Operand 5486 states and 14070 transitions. [2021-05-21 21:52:35,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-05-21 21:52:35,790 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:35,790 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:35,790 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-05-21 21:52:35,790 INFO L430 AbstractCegarLoop]: === Iteration 14 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:35,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:35,791 INFO L82 PathProgramCache]: Analyzing trace with hash -399593919, now seen corresponding path program 1 times [2021-05-21 21:52:35,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:35,791 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523716609] [2021-05-21 21:52:35,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:36,556 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:36,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523716609] [2021-05-21 21:52:36,556 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523716609] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:36,556 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:36,556 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-05-21 21:52:36,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139385066] [2021-05-21 21:52:36,557 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-21 21:52:36,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:36,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-21 21:52:36,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2021-05-21 21:52:36,558 INFO L87 Difference]: Start difference. First operand 5486 states and 14070 transitions. Second operand has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 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) [2021-05-21 21:52:39,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:39,078 INFO L93 Difference]: Finished difference Result 7004 states and 17949 transitions. [2021-05-21 21:52:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-21 21:52:39,078 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 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 176 [2021-05-21 21:52:39,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:39,085 INFO L225 Difference]: With dead ends: 7004 [2021-05-21 21:52:39,086 INFO L226 Difference]: Without dead ends: 7004 [2021-05-21 21:52:39,087 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 2324.2ms TimeCoverageRelationStatistics Valid=744, Invalid=2916, Unknown=0, NotChecked=0, Total=3660 [2021-05-21 21:52:39,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7004 states. [2021-05-21 21:52:39,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7004 to 6390. [2021-05-21 21:52:39,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6390 states, 6388 states have (on average 2.5671571696931745) internal successors, (16399), 6389 states have internal predecessors, (16399), 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) [2021-05-21 21:52:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6390 states to 6390 states and 16399 transitions. [2021-05-21 21:52:39,161 INFO L78 Accepts]: Start accepts. Automaton has 6390 states and 16399 transitions. Word has length 176 [2021-05-21 21:52:39,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:39,161 INFO L482 AbstractCegarLoop]: Abstraction has 6390 states and 16399 transitions. [2021-05-21 21:52:39,161 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 5.866666666666666) internal successors, (176), 30 states have internal predecessors, (176), 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) [2021-05-21 21:52:39,161 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states and 16399 transitions. [2021-05-21 21:52:39,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-05-21 21:52:39,168 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:39,168 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:39,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-05-21 21:52:39,168 INFO L430 AbstractCegarLoop]: === Iteration 15 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:39,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:39,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1262122175, now seen corresponding path program 2 times [2021-05-21 21:52:39,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:39,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039176300] [2021-05-21 21:52:39,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:40,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:40,340 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:40,340 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039176300] [2021-05-21 21:52:40,340 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039176300] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:40,340 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:40,340 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-05-21 21:52:40,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746884931] [2021-05-21 21:52:40,340 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-21 21:52:40,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:40,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-21 21:52:40,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1108, Unknown=0, NotChecked=0, Total=1260 [2021-05-21 21:52:40,341 INFO L87 Difference]: Start difference. First operand 6390 states and 16399 transitions. Second operand has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 states have internal predecessors, (176), 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) [2021-05-21 21:52:43,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:43,911 INFO L93 Difference]: Finished difference Result 10790 states and 27903 transitions. [2021-05-21 21:52:43,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-21 21:52:43,911 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 states have internal predecessors, (176), 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 176 [2021-05-21 21:52:43,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:43,923 INFO L225 Difference]: With dead ends: 10790 [2021-05-21 21:52:43,923 INFO L226 Difference]: Without dead ends: 10790 [2021-05-21 21:52:43,924 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 6 SyntacticMatches, 6 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1333 ImplicationChecksByTransitivity, 3530.0ms TimeCoverageRelationStatistics Valid=1104, Invalid=4446, Unknown=0, NotChecked=0, Total=5550 [2021-05-21 21:52:43,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10790 states. [2021-05-21 21:52:44,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10790 to 9241. [2021-05-21 21:52:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9241 states, 9239 states have (on average 2.594436627340621) internal successors, (23970), 9240 states have internal predecessors, (23970), 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) [2021-05-21 21:52:44,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9241 states to 9241 states and 23970 transitions. [2021-05-21 21:52:44,042 INFO L78 Accepts]: Start accepts. Automaton has 9241 states and 23970 transitions. Word has length 176 [2021-05-21 21:52:44,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:44,042 INFO L482 AbstractCegarLoop]: Abstraction has 9241 states and 23970 transitions. [2021-05-21 21:52:44,043 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 4.888888888888889) internal successors, (176), 36 states have internal predecessors, (176), 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) [2021-05-21 21:52:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 9241 states and 23970 transitions. [2021-05-21 21:52:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-05-21 21:52:44,051 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:44,051 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:44,052 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-05-21 21:52:44,052 INFO L430 AbstractCegarLoop]: === Iteration 16 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:44,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:44,052 INFO L82 PathProgramCache]: Analyzing trace with hash -788395354, now seen corresponding path program 1 times [2021-05-21 21:52:44,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:44,052 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006579059] [2021-05-21 21:52:44,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:44,785 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:44,785 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006579059] [2021-05-21 21:52:44,785 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006579059] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:44,785 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:44,785 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-05-21 21:52:44,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97357819] [2021-05-21 21:52:44,786 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-21 21:52:44,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:44,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-21 21:52:44,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2021-05-21 21:52:44,787 INFO L87 Difference]: Start difference. First operand 9241 states and 23970 transitions. Second operand has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 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) [2021-05-21 21:52:46,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:52:46,587 INFO L93 Difference]: Finished difference Result 8320 states and 21398 transitions. [2021-05-21 21:52:46,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-21 21:52:46,587 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 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 180 [2021-05-21 21:52:46,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:52:46,596 INFO L225 Difference]: With dead ends: 8320 [2021-05-21 21:52:46,596 INFO L226 Difference]: Without dead ends: 8320 [2021-05-21 21:52:46,597 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 7 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 575 ImplicationChecksByTransitivity, 1742.9ms TimeCoverageRelationStatistics Valid=611, Invalid=2145, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:52:46,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8320 states. [2021-05-21 21:52:46,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8320 to 8026. [2021-05-21 21:52:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8026 states, 8024 states have (on average 2.5742771684945165) internal successors, (20656), 8025 states have internal predecessors, (20656), 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) [2021-05-21 21:52:46,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8026 states to 8026 states and 20656 transitions. [2021-05-21 21:52:46,689 INFO L78 Accepts]: Start accepts. Automaton has 8026 states and 20656 transitions. Word has length 180 [2021-05-21 21:52:46,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:52:46,689 INFO L482 AbstractCegarLoop]: Abstraction has 8026 states and 20656 transitions. [2021-05-21 21:52:46,690 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 6.428571428571429) internal successors, (180), 28 states have internal predecessors, (180), 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) [2021-05-21 21:52:46,690 INFO L276 IsEmpty]: Start isEmpty. Operand 8026 states and 20656 transitions. [2021-05-21 21:52:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:52:46,696 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:52:46,696 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:52:46,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-05-21 21:52:46,696 INFO L430 AbstractCegarLoop]: === Iteration 17 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:52:46,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:52:46,697 INFO L82 PathProgramCache]: Analyzing trace with hash -858234869, now seen corresponding path program 1 times [2021-05-21 21:52:46,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:52:46,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119583204] [2021-05-21 21:52:46,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:52:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:52:47,273 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:52:47,436 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:52:47,641 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2021-05-21 21:52:47,800 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-05-21 21:52:47,989 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2021-05-21 21:52:49,129 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-05-21 21:52:51,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:52:51,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:52:51,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119583204] [2021-05-21 21:52:51,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119583204] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:52:51,909 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:52:51,909 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:52:51,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684237816] [2021-05-21 21:52:51,910 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:52:51,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:52:51,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:52:51,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:52:51,911 INFO L87 Difference]: Start difference. First operand 8026 states and 20656 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:52:53,482 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2021-05-21 21:52:54,884 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2021-05-21 21:52:55,411 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 77 [2021-05-21 21:52:55,974 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2021-05-21 21:52:58,904 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:52:59,196 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:52:59,569 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:53:01,537 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:53:03,509 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-05-21 21:53:03,927 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:53:06,190 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:53:07,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:53:07,807 INFO L93 Difference]: Finished difference Result 11919 states and 30719 transitions. [2021-05-21 21:53:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-05-21 21:53:07,807 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:53:07,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:53:07,819 INFO L225 Difference]: With dead ends: 11919 [2021-05-21 21:53:07,819 INFO L226 Difference]: Without dead ends: 11499 [2021-05-21 21:53:07,822 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 23 SyntacticMatches, 7 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4398 ImplicationChecksByTransitivity, 13281.4ms TimeCoverageRelationStatistics Valid=1521, Invalid=14735, Unknown=0, NotChecked=0, Total=16256 [2021-05-21 21:53:07,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11499 states. [2021-05-21 21:53:07,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11499 to 9438. [2021-05-21 21:53:07,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 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) [2021-05-21 21:53:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-05-21 21:53:07,940 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-05-21 21:53:07,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:53:07,940 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-05-21 21:53:07,940 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:53:07,940 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-05-21 21:53:07,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:53:07,948 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:53:07,948 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:53:07,948 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-05-21 21:53:07,948 INFO L430 AbstractCegarLoop]: === Iteration 18 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:53:07,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:53:07,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1302633973, now seen corresponding path program 2 times [2021-05-21 21:53:07,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:53:07,949 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592986830] [2021-05-21 21:53:07,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:53:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:53:08,505 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:53:08,633 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:53:10,129 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-05-21 21:53:10,334 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2021-05-21 21:53:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:53:13,374 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:53:13,374 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592986830] [2021-05-21 21:53:13,374 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592986830] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:53:13,374 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:53:13,374 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:53:13,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929457592] [2021-05-21 21:53:13,375 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:53:13,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:53:13,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:53:13,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=2574, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:53:13,376 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:53:16,167 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2021-05-21 21:53:16,737 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 77 [2021-05-21 21:53:17,267 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2021-05-21 21:53:18,440 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 62 [2021-05-21 21:53:20,337 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:53:20,627 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:53:21,001 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:53:22,520 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:53:24,552 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:53:26,582 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:53:27,481 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 21:53:28,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:53:28,209 INFO L93 Difference]: Finished difference Result 13443 states and 34525 transitions. [2021-05-21 21:53:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-21 21:53:28,210 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:53:28,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:53:28,223 INFO L225 Difference]: With dead ends: 13443 [2021-05-21 21:53:28,223 INFO L226 Difference]: Without dead ends: 13023 [2021-05-21 21:53:28,226 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4460 ImplicationChecksByTransitivity, 13949.1ms TimeCoverageRelationStatistics Valid=1539, Invalid=14973, Unknown=0, NotChecked=0, Total=16512 [2021-05-21 21:53:28,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13023 states. [2021-05-21 21:53:28,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13023 to 9438. [2021-05-21 21:53:28,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 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) [2021-05-21 21:53:28,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-05-21 21:53:28,388 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-05-21 21:53:28,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:53:28,388 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-05-21 21:53:28,388 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:53:28,388 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-05-21 21:53:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:53:28,396 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:53:28,397 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:53:28,397 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-05-21 21:53:28,397 INFO L430 AbstractCegarLoop]: === Iteration 19 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:53:28,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:53:28,398 INFO L82 PathProgramCache]: Analyzing trace with hash 868546213, now seen corresponding path program 3 times [2021-05-21 21:53:28,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:53:28,399 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351578487] [2021-05-21 21:53:28,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:53:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:53:28,948 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:53:29,083 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:53:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:53:33,211 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:53:33,211 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351578487] [2021-05-21 21:53:33,211 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351578487] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:53:33,211 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:53:33,211 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:53:33,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443519786] [2021-05-21 21:53:33,212 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:53:33,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:53:33,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:53:33,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=2577, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:53:33,213 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:53:37,622 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2021-05-21 21:53:38,042 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 77 [2021-05-21 21:53:38,477 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2021-05-21 21:53:39,359 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 62 [2021-05-21 21:53:41,207 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:53:41,512 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:53:41,863 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:53:44,132 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:53:47,330 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:53:49,558 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:53:50,415 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 21:53:51,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:53:51,229 INFO L93 Difference]: Finished difference Result 13507 states and 34685 transitions. [2021-05-21 21:53:51,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-05-21 21:53:51,230 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:53:51,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:53:51,243 INFO L225 Difference]: With dead ends: 13507 [2021-05-21 21:53:51,243 INFO L226 Difference]: Without dead ends: 13087 [2021-05-21 21:53:51,244 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4625 ImplicationChecksByTransitivity, 13959.6ms TimeCoverageRelationStatistics Valid=1582, Invalid=15448, Unknown=0, NotChecked=0, Total=17030 [2021-05-21 21:53:51,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-05-21 21:53:51,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9438. [2021-05-21 21:53:51,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 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) [2021-05-21 21:53:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-05-21 21:53:51,365 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-05-21 21:53:51,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:53:51,366 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-05-21 21:53:51,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:53:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-05-21 21:53:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:53:51,373 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:53:51,373 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:53:51,374 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-05-21 21:53:51,374 INFO L430 AbstractCegarLoop]: === Iteration 20 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:53:51,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:53:51,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1647526667, now seen corresponding path program 4 times [2021-05-21 21:53:51,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:53:51,374 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126600487] [2021-05-21 21:53:51,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:53:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:53:51,951 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:53:52,104 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:53:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:53:57,303 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:53:57,303 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126600487] [2021-05-21 21:53:57,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126600487] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:53:57,303 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:53:57,304 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:53:57,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826679081] [2021-05-21 21:53:57,304 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:53:57,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:53:57,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:53:57,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=2578, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:53:57,305 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:54:00,647 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2021-05-21 21:54:01,156 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 77 [2021-05-21 21:54:01,643 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2021-05-21 21:54:02,877 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 65 [2021-05-21 21:54:05,192 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:54:05,496 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:54:05,935 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:54:08,926 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:54:11,551 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:54:13,590 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:54:15,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:54:15,487 INFO L93 Difference]: Finished difference Result 13491 states and 34649 transitions. [2021-05-21 21:54:15,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-05-21 21:54:15,487 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:54:15,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:54:15,501 INFO L225 Difference]: With dead ends: 13491 [2021-05-21 21:54:15,502 INFO L226 Difference]: Without dead ends: 13071 [2021-05-21 21:54:15,503 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4698 ImplicationChecksByTransitivity, 14781.2ms TimeCoverageRelationStatistics Valid=1609, Invalid=15683, Unknown=0, NotChecked=0, Total=17292 [2021-05-21 21:54:15,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13071 states. [2021-05-21 21:54:15,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13071 to 9438. [2021-05-21 21:54:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 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) [2021-05-21 21:54:15,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-05-21 21:54:15,630 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-05-21 21:54:15,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:54:15,630 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-05-21 21:54:15,631 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:54:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-05-21 21:54:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:54:15,638 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:54:15,639 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:54:15,639 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-05-21 21:54:15,639 INFO L430 AbstractCegarLoop]: === Iteration 21 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:54:15,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:54:15,639 INFO L82 PathProgramCache]: Analyzing trace with hash -276826587, now seen corresponding path program 5 times [2021-05-21 21:54:15,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:54:15,639 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845332641] [2021-05-21 21:54:15,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:54:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:54:16,304 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:54:21,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:54:21,261 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:54:21,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845332641] [2021-05-21 21:54:21,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845332641] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:54:21,262 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:54:21,262 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:54:21,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529524546] [2021-05-21 21:54:21,262 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:54:21,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:54:21,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:54:21,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=176, Invalid=2580, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:54:21,263 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:54:23,921 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 71 [2021-05-21 21:54:24,315 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 65 [2021-05-21 21:54:25,700 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 51 [2021-05-21 21:54:26,058 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2021-05-21 21:54:26,775 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 77 [2021-05-21 21:54:27,346 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:54:27,992 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2021-05-21 21:54:28,769 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 75 [2021-05-21 21:54:32,102 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:54:32,415 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:54:32,808 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:54:34,831 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2021-05-21 21:54:35,318 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:54:37,410 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:54:39,407 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:54:41,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:54:41,133 INFO L93 Difference]: Finished difference Result 13595 states and 34905 transitions. [2021-05-21 21:54:41,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-05-21 21:54:41,134 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:54:41,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:54:41,147 INFO L225 Difference]: With dead ends: 13595 [2021-05-21 21:54:41,148 INFO L226 Difference]: Without dead ends: 13175 [2021-05-21 21:54:41,149 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5128 ImplicationChecksByTransitivity, 17013.9ms TimeCoverageRelationStatistics Valid=1725, Invalid=16907, Unknown=0, NotChecked=0, Total=18632 [2021-05-21 21:54:41,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13175 states. [2021-05-21 21:54:41,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13175 to 9438. [2021-05-21 21:54:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9438 states, 9436 states have (on average 2.5559559135226793) internal successors, (24118), 9437 states have internal predecessors, (24118), 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) [2021-05-21 21:54:41,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9438 states to 9438 states and 24118 transitions. [2021-05-21 21:54:41,290 INFO L78 Accepts]: Start accepts. Automaton has 9438 states and 24118 transitions. Word has length 184 [2021-05-21 21:54:41,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:54:41,290 INFO L482 AbstractCegarLoop]: Abstraction has 9438 states and 24118 transitions. [2021-05-21 21:54:41,290 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:54:41,290 INFO L276 IsEmpty]: Start isEmpty. Operand 9438 states and 24118 transitions. [2021-05-21 21:54:41,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:54:41,299 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:54:41,299 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:54:41,299 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-05-21 21:54:41,299 INFO L430 AbstractCegarLoop]: === Iteration 22 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:54:41,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:54:41,300 INFO L82 PathProgramCache]: Analyzing trace with hash -410727541, now seen corresponding path program 6 times [2021-05-21 21:54:41,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:54:41,300 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722342146] [2021-05-21 21:54:41,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:54:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:54:42,012 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:54:43,648 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-05-21 21:54:47,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:54:47,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:54:47,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722342146] [2021-05-21 21:54:47,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722342146] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:54:47,102 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:54:47,102 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:54:47,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005451759] [2021-05-21 21:54:47,102 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:54:47,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:54:47,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:54:47,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=2583, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:54:47,103 INFO L87 Difference]: Start difference. First operand 9438 states and 24118 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:54:49,653 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:54:50,052 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:54:51,498 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 51 [2021-05-21 21:54:51,920 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 53 [2021-05-21 21:54:52,626 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 77 [2021-05-21 21:54:53,208 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2021-05-21 21:54:55,795 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:54:56,073 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:54:56,411 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:54:58,542 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:55:01,363 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:55:03,426 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:55:04,246 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 21:55:04,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:55:04,882 INFO L93 Difference]: Finished difference Result 13507 states and 34707 transitions. [2021-05-21 21:55:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-21 21:55:04,882 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:55:04,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:55:04,896 INFO L225 Difference]: With dead ends: 13507 [2021-05-21 21:55:04,896 INFO L226 Difference]: Without dead ends: 13087 [2021-05-21 21:55:04,897 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4848 ImplicationChecksByTransitivity, 15810.0ms TimeCoverageRelationStatistics Valid=1647, Invalid=16175, Unknown=0, NotChecked=0, Total=17822 [2021-05-21 21:55:04,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13087 states. [2021-05-21 21:55:05,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13087 to 9516. [2021-05-21 21:55:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9516 states, 9514 states have (on average 2.5570737859995796) internal successors, (24328), 9515 states have internal predecessors, (24328), 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) [2021-05-21 21:55:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9516 states to 9516 states and 24328 transitions. [2021-05-21 21:55:05,026 INFO L78 Accepts]: Start accepts. Automaton has 9516 states and 24328 transitions. Word has length 184 [2021-05-21 21:55:05,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:55:05,026 INFO L482 AbstractCegarLoop]: Abstraction has 9516 states and 24328 transitions. [2021-05-21 21:55:05,027 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:55:05,027 INFO L276 IsEmpty]: Start isEmpty. Operand 9516 states and 24328 transitions. [2021-05-21 21:55:05,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:55:05,034 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:55:05,034 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:55:05,034 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-05-21 21:55:05,034 INFO L430 AbstractCegarLoop]: === Iteration 23 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:55:05,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:55:05,035 INFO L82 PathProgramCache]: Analyzing trace with hash 2715019, now seen corresponding path program 7 times [2021-05-21 21:55:05,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:55:05,035 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405414777] [2021-05-21 21:55:05,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:55:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:55:05,589 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:55:05,765 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:55:06,003 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2021-05-21 21:55:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:55:10,203 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:55:10,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405414777] [2021-05-21 21:55:10,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405414777] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:55:10,203 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:55:10,204 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:55:10,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626200098] [2021-05-21 21:55:10,204 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:55:10,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:55:10,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:55:10,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:55:10,205 INFO L87 Difference]: Start difference. First operand 9516 states and 24328 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:55:13,498 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:55:14,159 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:55:14,810 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:55:16,185 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 48 [2021-05-21 21:55:16,701 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 51 [2021-05-21 21:55:17,186 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 53 [2021-05-21 21:55:18,309 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 81 [2021-05-21 21:55:19,399 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-05-21 21:55:19,659 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-05-21 21:55:22,018 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:55:22,245 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:55:22,517 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:55:24,032 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:55:26,130 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:55:28,190 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:55:29,123 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 21:55:29,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:55:29,881 INFO L93 Difference]: Finished difference Result 13477 states and 34651 transitions. [2021-05-21 21:55:29,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2021-05-21 21:55:29,882 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:55:29,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:55:29,896 INFO L225 Difference]: With dead ends: 13477 [2021-05-21 21:55:29,896 INFO L226 Difference]: Without dead ends: 13057 [2021-05-21 21:55:29,897 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5077 ImplicationChecksByTransitivity, 17461.6ms TimeCoverageRelationStatistics Valid=1679, Invalid=16953, Unknown=0, NotChecked=0, Total=18632 [2021-05-21 21:55:29,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13057 states. [2021-05-21 21:55:29,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13057 to 9529. [2021-05-21 21:55:30,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9529 states, 9527 states have (on average 2.557258318463315) internal successors, (24363), 9528 states have internal predecessors, (24363), 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) [2021-05-21 21:55:30,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9529 states to 9529 states and 24363 transitions. [2021-05-21 21:55:30,016 INFO L78 Accepts]: Start accepts. Automaton has 9529 states and 24363 transitions. Word has length 184 [2021-05-21 21:55:30,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:55:30,016 INFO L482 AbstractCegarLoop]: Abstraction has 9529 states and 24363 transitions. [2021-05-21 21:55:30,016 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:55:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 9529 states and 24363 transitions. [2021-05-21 21:55:30,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:55:30,023 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:55:30,023 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:55:30,023 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-05-21 21:55:30,023 INFO L430 AbstractCegarLoop]: === Iteration 24 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:55:30,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:55:30,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1807828059, now seen corresponding path program 8 times [2021-05-21 21:55:30,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:55:30,024 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272724004] [2021-05-21 21:55:30,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:55:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:55:30,549 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:55:30,739 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:55:31,087 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2021-05-21 21:55:31,331 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-05-21 21:55:31,554 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2021-05-21 21:55:31,763 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-05-21 21:55:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:55:36,287 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:55:36,287 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272724004] [2021-05-21 21:55:36,287 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272724004] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:55:36,287 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:55:36,287 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:55:36,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129808721] [2021-05-21 21:55:36,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:55:36,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:55:36,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:55:36,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=2585, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:55:36,289 INFO L87 Difference]: Start difference. First operand 9529 states and 24363 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:55:39,006 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:55:39,443 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:55:40,525 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 48 [2021-05-21 21:55:40,957 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 51 [2021-05-21 21:55:41,364 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 53 [2021-05-21 21:55:42,286 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 81 [2021-05-21 21:55:43,227 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-05-21 21:55:47,430 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:55:47,752 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:55:48,159 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:55:51,015 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:55:54,791 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:55:58,149 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:55:58,593 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-05-21 21:55:59,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:55:59,896 INFO L93 Difference]: Finished difference Result 13453 states and 34597 transitions. [2021-05-21 21:55:59,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-05-21 21:55:59,897 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:55:59,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:55:59,908 INFO L225 Difference]: With dead ends: 13453 [2021-05-21 21:55:59,908 INFO L226 Difference]: Without dead ends: 13033 [2021-05-21 21:55:59,909 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5272 ImplicationChecksByTransitivity, 18118.9ms TimeCoverageRelationStatistics Valid=1702, Invalid=17480, Unknown=0, NotChecked=0, Total=19182 [2021-05-21 21:55:59,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13033 states. [2021-05-21 21:56:00,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13033 to 9542. [2021-05-21 21:56:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9542 states, 9540 states have (on average 2.5574423480083857) internal successors, (24398), 9541 states have internal predecessors, (24398), 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) [2021-05-21 21:56:00,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9542 states to 9542 states and 24398 transitions. [2021-05-21 21:56:00,028 INFO L78 Accepts]: Start accepts. Automaton has 9542 states and 24398 transitions. Word has length 184 [2021-05-21 21:56:00,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:56:00,029 INFO L482 AbstractCegarLoop]: Abstraction has 9542 states and 24398 transitions. [2021-05-21 21:56:00,029 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:56:00,029 INFO L276 IsEmpty]: Start isEmpty. Operand 9542 states and 24398 transitions. [2021-05-21 21:56:00,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:56:00,036 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:56:00,036 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:56:00,036 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-05-21 21:56:00,036 INFO L430 AbstractCegarLoop]: === Iteration 25 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:56:00,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:56:00,036 INFO L82 PathProgramCache]: Analyzing trace with hash -92526133, now seen corresponding path program 9 times [2021-05-21 21:56:00,036 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:56:00,036 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005236950] [2021-05-21 21:56:00,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:56:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:56:00,522 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:56:00,655 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:56:04,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:56:04,823 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:56:04,823 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005236950] [2021-05-21 21:56:04,823 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005236950] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:56:04,823 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:56:04,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:56:04,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805010637] [2021-05-21 21:56:04,824 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:56:04,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:56:04,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:56:04,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=2572, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:56:04,825 INFO L87 Difference]: Start difference. First operand 9542 states and 24398 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:56:08,066 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:56:08,753 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:56:09,447 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:56:11,206 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 51 [2021-05-21 21:56:11,677 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 53 [2021-05-21 21:56:12,711 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 81 [2021-05-21 21:56:13,750 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-05-21 21:56:19,291 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:56:19,744 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:56:20,330 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:56:24,230 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:56:28,046 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:56:29,940 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:56:31,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:56:31,489 INFO L93 Difference]: Finished difference Result 14681 states and 37799 transitions. [2021-05-21 21:56:31,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-05-21 21:56:31,489 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:56:31,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:56:31,504 INFO L225 Difference]: With dead ends: 14681 [2021-05-21 21:56:31,504 INFO L226 Difference]: Without dead ends: 14261 [2021-05-21 21:56:31,505 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5274 ImplicationChecksByTransitivity, 17706.9ms TimeCoverageRelationStatistics Valid=1789, Invalid=17393, Unknown=0, NotChecked=0, Total=19182 [2021-05-21 21:56:31,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14261 states. [2021-05-21 21:56:31,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14261 to 9646. [2021-05-21 21:56:31,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9646 states, 9644 states have (on average 2.5588967233513067) internal successors, (24678), 9645 states have internal predecessors, (24678), 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) [2021-05-21 21:56:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9646 states to 9646 states and 24678 transitions. [2021-05-21 21:56:31,634 INFO L78 Accepts]: Start accepts. Automaton has 9646 states and 24678 transitions. Word has length 184 [2021-05-21 21:56:31,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:56:31,635 INFO L482 AbstractCegarLoop]: Abstraction has 9646 states and 24678 transitions. [2021-05-21 21:56:31,635 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:56:31,635 INFO L276 IsEmpty]: Start isEmpty. Operand 9646 states and 24678 transitions. [2021-05-21 21:56:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:56:31,642 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:56:31,642 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:56:31,642 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-05-21 21:56:31,642 INFO L430 AbstractCegarLoop]: === Iteration 26 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:56:31,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:56:31,642 INFO L82 PathProgramCache]: Analyzing trace with hash 787291659, now seen corresponding path program 10 times [2021-05-21 21:56:31,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:56:31,643 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841759988] [2021-05-21 21:56:31,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:56:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:56:32,260 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:56:33,587 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-05-21 21:56:33,871 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-05-21 21:56:37,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:56:37,435 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:56:37,435 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841759988] [2021-05-21 21:56:37,435 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841759988] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:56:37,435 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:56:37,435 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:56:37,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612687636] [2021-05-21 21:56:37,436 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:56:37,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:56:37,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:56:37,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:56:37,437 INFO L87 Difference]: Start difference. First operand 9646 states and 24678 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:56:41,349 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:56:42,091 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:56:42,825 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:56:44,875 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 51 [2021-05-21 21:56:45,503 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 53 [2021-05-21 21:56:46,517 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 77 [2021-05-21 21:56:47,450 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 73 [2021-05-21 21:56:53,129 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:56:53,600 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:56:54,110 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:56:54,612 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 62 [2021-05-21 21:56:56,128 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:56:58,633 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:57:00,866 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:57:02,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:57:02,991 INFO L93 Difference]: Finished difference Result 14609 states and 37563 transitions. [2021-05-21 21:57:02,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-05-21 21:57:02,992 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:57:02,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:57:03,005 INFO L225 Difference]: With dead ends: 14609 [2021-05-21 21:57:03,005 INFO L226 Difference]: Without dead ends: 14189 [2021-05-21 21:57:03,006 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5348 ImplicationChecksByTransitivity, 18814.6ms TimeCoverageRelationStatistics Valid=1898, Invalid=17284, Unknown=0, NotChecked=0, Total=19182 [2021-05-21 21:57:03,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14189 states. [2021-05-21 21:57:03,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14189 to 9659. [2021-05-21 21:57:03,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9659 states, 9657 states have (on average 2.5590763176970075) internal successors, (24713), 9658 states have internal predecessors, (24713), 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) [2021-05-21 21:57:03,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9659 states to 9659 states and 24713 transitions. [2021-05-21 21:57:03,132 INFO L78 Accepts]: Start accepts. Automaton has 9659 states and 24713 transitions. Word has length 184 [2021-05-21 21:57:03,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:57:03,132 INFO L482 AbstractCegarLoop]: Abstraction has 9659 states and 24713 transitions. [2021-05-21 21:57:03,132 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:57:03,132 INFO L276 IsEmpty]: Start isEmpty. Operand 9659 states and 24713 transitions. [2021-05-21 21:57:03,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:57:03,140 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:57:03,140 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:57:03,140 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-05-21 21:57:03,140 INFO L430 AbstractCegarLoop]: === Iteration 27 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:57:03,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:57:03,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1611136987, now seen corresponding path program 11 times [2021-05-21 21:57:03,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:57:03,140 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716557973] [2021-05-21 21:57:03,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:57:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:57:03,691 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:57:03,909 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:57:05,875 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-05-21 21:57:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:57:10,203 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:57:10,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716557973] [2021-05-21 21:57:10,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716557973] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:57:10,203 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:57:10,203 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:57:10,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730845467] [2021-05-21 21:57:10,204 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:57:10,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:57:10,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:57:10,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:57:10,205 INFO L87 Difference]: Start difference. First operand 9659 states and 24713 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:57:14,587 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:57:15,384 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:57:16,118 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:57:20,751 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:57:21,158 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:57:21,588 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:57:22,438 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2021-05-21 21:57:23,703 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:57:25,917 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:57:27,877 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:57:29,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:57:29,614 INFO L93 Difference]: Finished difference Result 14313 states and 36777 transitions. [2021-05-21 21:57:29,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-21 21:57:29,615 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:57:29,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:57:29,629 INFO L225 Difference]: With dead ends: 14313 [2021-05-21 21:57:29,629 INFO L226 Difference]: Without dead ends: 13893 [2021-05-21 21:57:29,630 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4487 ImplicationChecksByTransitivity, 17699.4ms TimeCoverageRelationStatistics Valid=1578, Invalid=14934, Unknown=0, NotChecked=0, Total=16512 [2021-05-21 21:57:29,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13893 states. [2021-05-21 21:57:29,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13893 to 9698. [2021-05-21 21:57:29,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9698 states, 9696 states have (on average 2.559612211221122) internal successors, (24818), 9697 states have internal predecessors, (24818), 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) [2021-05-21 21:57:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9698 states to 9698 states and 24818 transitions. [2021-05-21 21:57:29,754 INFO L78 Accepts]: Start accepts. Automaton has 9698 states and 24818 transitions. Word has length 184 [2021-05-21 21:57:29,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:57:29,754 INFO L482 AbstractCegarLoop]: Abstraction has 9698 states and 24818 transitions. [2021-05-21 21:57:29,754 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:57:29,754 INFO L276 IsEmpty]: Start isEmpty. Operand 9698 states and 24818 transitions. [2021-05-21 21:57:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:57:29,761 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:57:29,761 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:57:29,761 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-05-21 21:57:29,761 INFO L430 AbstractCegarLoop]: === Iteration 28 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:57:29,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:57:29,762 INFO L82 PathProgramCache]: Analyzing trace with hash 481639115, now seen corresponding path program 12 times [2021-05-21 21:57:29,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:57:29,762 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441151577] [2021-05-21 21:57:29,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:57:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:57:30,278 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:57:30,461 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:57:32,054 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-05-21 21:57:35,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:57:35,590 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:57:35,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441151577] [2021-05-21 21:57:35,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441151577] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:57:35,590 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:57:35,590 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:57:35,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537848465] [2021-05-21 21:57:35,591 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:57:35,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:57:35,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:57:35,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:57:35,592 INFO L87 Difference]: Start difference. First operand 9698 states and 24818 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:57:39,284 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:57:40,014 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:57:40,665 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:57:44,700 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:57:45,054 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:57:45,449 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:57:47,273 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 56 [2021-05-21 21:57:47,892 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:57:49,912 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:57:51,717 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:57:53,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:57:53,195 INFO L93 Difference]: Finished difference Result 14281 states and 36705 transitions. [2021-05-21 21:57:53,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-21 21:57:53,196 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:57:53,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:57:53,209 INFO L225 Difference]: With dead ends: 14281 [2021-05-21 21:57:53,209 INFO L226 Difference]: Without dead ends: 13861 [2021-05-21 21:57:53,211 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4485 ImplicationChecksByTransitivity, 15890.3ms TimeCoverageRelationStatistics Valid=1578, Invalid=14934, Unknown=0, NotChecked=0, Total=16512 [2021-05-21 21:57:53,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13861 states. [2021-05-21 21:57:53,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13861 to 9711. [2021-05-21 21:57:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9711 states, 9709 states have (on average 2.5597898856730867) internal successors, (24853), 9710 states have internal predecessors, (24853), 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) [2021-05-21 21:57:53,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9711 states to 9711 states and 24853 transitions. [2021-05-21 21:57:53,341 INFO L78 Accepts]: Start accepts. Automaton has 9711 states and 24853 transitions. Word has length 184 [2021-05-21 21:57:53,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:57:53,342 INFO L482 AbstractCegarLoop]: Abstraction has 9711 states and 24853 transitions. [2021-05-21 21:57:53,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:57:53,342 INFO L276 IsEmpty]: Start isEmpty. Operand 9711 states and 24853 transitions. [2021-05-21 21:57:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:57:53,352 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:57:53,352 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:57:53,353 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-05-21 21:57:53,353 INFO L430 AbstractCegarLoop]: === Iteration 29 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:57:53,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:57:53,353 INFO L82 PathProgramCache]: Analyzing trace with hash 317652773, now seen corresponding path program 13 times [2021-05-21 21:57:53,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:57:53,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814586788] [2021-05-21 21:57:53,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:57:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:57:53,955 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:57:58,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:57:58,446 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:57:58,446 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814586788] [2021-05-21 21:57:58,446 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814586788] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:57:58,447 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:57:58,447 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:57:58,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836295530] [2021-05-21 21:57:58,447 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:57:58,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:57:58,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:57:58,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=2559, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:57:58,448 INFO L87 Difference]: Start difference. First operand 9711 states and 24853 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:58:01,898 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:58:02,446 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:58:05,374 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-05-21 21:58:06,172 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2021-05-21 21:58:06,494 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 21:58:06,800 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:58:09,157 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:58:09,793 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-05-21 21:58:11,449 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:58:13,268 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:58:14,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:58:14,793 INFO L93 Difference]: Finished difference Result 13833 states and 35557 transitions. [2021-05-21 21:58:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-05-21 21:58:14,794 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:58:14,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:58:14,807 INFO L225 Difference]: With dead ends: 13833 [2021-05-21 21:58:14,807 INFO L226 Difference]: Without dead ends: 13413 [2021-05-21 21:58:14,808 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4404 ImplicationChecksByTransitivity, 14186.5ms TimeCoverageRelationStatistics Valid=1548, Invalid=14708, Unknown=0, NotChecked=0, Total=16256 [2021-05-21 21:58:14,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13413 states. [2021-05-21 21:58:14,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13413 to 9724. [2021-05-21 21:58:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9724 states, 9722 states have (on average 2.559967084961942) internal successors, (24888), 9723 states have internal predecessors, (24888), 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) [2021-05-21 21:58:14,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9724 states to 9724 states and 24888 transitions. [2021-05-21 21:58:14,926 INFO L78 Accepts]: Start accepts. Automaton has 9724 states and 24888 transitions. Word has length 184 [2021-05-21 21:58:14,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:58:14,926 INFO L482 AbstractCegarLoop]: Abstraction has 9724 states and 24888 transitions. [2021-05-21 21:58:14,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:58:14,926 INFO L276 IsEmpty]: Start isEmpty. Operand 9724 states and 24888 transitions. [2021-05-21 21:58:14,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:58:14,933 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:58:14,933 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:58:14,933 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-05-21 21:58:14,933 INFO L430 AbstractCegarLoop]: === Iteration 30 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:58:14,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:58:14,933 INFO L82 PathProgramCache]: Analyzing trace with hash 421691335, now seen corresponding path program 14 times [2021-05-21 21:58:14,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:58:14,933 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675929437] [2021-05-21 21:58:14,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:58:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:58:15,420 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:58:15,596 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:58:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:58:19,961 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:58:19,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675929437] [2021-05-21 21:58:19,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675929437] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:58:19,961 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:58:19,961 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:58:19,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950196319] [2021-05-21 21:58:19,962 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:58:19,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:58:19,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:58:19,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2554, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:58:19,962 INFO L87 Difference]: Start difference. First operand 9724 states and 24888 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:58:23,064 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:58:23,737 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:58:24,359 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:58:27,389 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-05-21 21:58:27,717 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-05-21 21:58:28,068 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-05-21 21:58:29,301 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:58:31,772 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:58:34,529 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:58:36,404 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:58:37,208 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 21:58:37,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:58:37,968 INFO L93 Difference]: Finished difference Result 13801 states and 35485 transitions. [2021-05-21 21:58:37,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-05-21 21:58:37,968 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:58:37,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:58:37,979 INFO L225 Difference]: With dead ends: 13801 [2021-05-21 21:58:37,980 INFO L226 Difference]: Without dead ends: 13381 [2021-05-21 21:58:37,981 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4466 ImplicationChecksByTransitivity, 14876.8ms TimeCoverageRelationStatistics Valid=1579, Invalid=14933, Unknown=0, NotChecked=0, Total=16512 [2021-05-21 21:58:37,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13381 states. [2021-05-21 21:58:38,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13381 to 9854. [2021-05-21 21:58:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9854 states, 9852 states have (on average 2.5617133576938693) internal successors, (25238), 9853 states have internal predecessors, (25238), 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) [2021-05-21 21:58:38,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9854 states to 9854 states and 25238 transitions. [2021-05-21 21:58:38,099 INFO L78 Accepts]: Start accepts. Automaton has 9854 states and 25238 transitions. Word has length 184 [2021-05-21 21:58:38,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:58:38,100 INFO L482 AbstractCegarLoop]: Abstraction has 9854 states and 25238 transitions. [2021-05-21 21:58:38,100 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:58:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 9854 states and 25238 transitions. [2021-05-21 21:58:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:58:38,107 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:58:38,107 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:58:38,107 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-05-21 21:58:38,107 INFO L430 AbstractCegarLoop]: === Iteration 31 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:58:38,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:58:38,107 INFO L82 PathProgramCache]: Analyzing trace with hash -1697699831, now seen corresponding path program 15 times [2021-05-21 21:58:38,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:58:38,107 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656231577] [2021-05-21 21:58:38,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:58:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:58:38,594 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:58:38,778 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:58:43,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:58:43,031 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:58:43,032 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656231577] [2021-05-21 21:58:43,032 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656231577] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:58:43,032 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:58:43,032 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:58:43,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434723595] [2021-05-21 21:58:43,032 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:58:43,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:58:43,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:58:43,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:58:43,033 INFO L87 Difference]: Start difference. First operand 9854 states and 25238 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:58:46,000 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:58:46,645 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:58:47,255 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:58:50,065 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-05-21 21:58:50,370 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-05-21 21:58:50,704 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-05-21 21:58:51,803 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:58:54,556 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:58:57,490 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:58:59,360 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:59:00,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:59:00,794 INFO L93 Difference]: Finished difference Result 15755 states and 40499 transitions. [2021-05-21 21:59:00,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-05-21 21:59:00,795 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:59:00,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:59:00,810 INFO L225 Difference]: With dead ends: 15755 [2021-05-21 21:59:00,811 INFO L226 Difference]: Without dead ends: 15335 [2021-05-21 21:59:00,812 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4641 ImplicationChecksByTransitivity, 14846.2ms TimeCoverageRelationStatistics Valid=1612, Invalid=15418, Unknown=0, NotChecked=0, Total=17030 [2021-05-21 21:59:00,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15335 states. [2021-05-21 21:59:00,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15335 to 9958. [2021-05-21 21:59:00,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9958 states, 9956 states have (on average 2.564383286460426) internal successors, (25531), 9957 states have internal predecessors, (25531), 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) [2021-05-21 21:59:00,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9958 states to 9958 states and 25531 transitions. [2021-05-21 21:59:00,947 INFO L78 Accepts]: Start accepts. Automaton has 9958 states and 25531 transitions. Word has length 184 [2021-05-21 21:59:00,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:59:00,947 INFO L482 AbstractCegarLoop]: Abstraction has 9958 states and 25531 transitions. [2021-05-21 21:59:00,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:59:00,947 INFO L276 IsEmpty]: Start isEmpty. Operand 9958 states and 25531 transitions. [2021-05-21 21:59:00,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:59:00,957 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:59:00,957 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:59:00,957 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-05-21 21:59:00,957 INFO L430 AbstractCegarLoop]: === Iteration 32 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:59:00,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:59:00,958 INFO L82 PathProgramCache]: Analyzing trace with hash -2078488249, now seen corresponding path program 16 times [2021-05-21 21:59:00,958 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:59:00,958 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878455550] [2021-05-21 21:59:00,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:59:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:59:01,447 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:59:01,620 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:59:06,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:59:06,006 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:59:06,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878455550] [2021-05-21 21:59:06,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878455550] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:59:06,006 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:59:06,006 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:59:06,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477539756] [2021-05-21 21:59:06,006 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:59:06,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:59:06,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:59:06,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2558, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:59:06,007 INFO L87 Difference]: Start difference. First operand 9958 states and 25531 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:59:09,186 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:59:09,825 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:59:10,418 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:59:13,741 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-05-21 21:59:14,129 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-05-21 21:59:14,542 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-05-21 21:59:16,126 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:59:20,825 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:59:23,949 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2021-05-21 21:59:24,790 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:59:26,786 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:59:28,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:59:28,456 INFO L93 Difference]: Finished difference Result 15667 states and 40285 transitions. [2021-05-21 21:59:28,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-05-21 21:59:28,456 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:59:28,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:59:28,470 INFO L225 Difference]: With dead ends: 15667 [2021-05-21 21:59:28,470 INFO L226 Difference]: Without dead ends: 15247 [2021-05-21 21:59:28,471 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4722 ImplicationChecksByTransitivity, 15240.0ms TimeCoverageRelationStatistics Valid=1624, Invalid=15668, Unknown=0, NotChecked=0, Total=17292 [2021-05-21 21:59:28,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15247 states. [2021-05-21 21:59:28,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15247 to 9997. [2021-05-21 21:59:28,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9997 states, 9995 states have (on average 2.56488244122061) internal successors, (25636), 9996 states have internal predecessors, (25636), 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) [2021-05-21 21:59:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9997 states to 9997 states and 25636 transitions. [2021-05-21 21:59:28,602 INFO L78 Accepts]: Start accepts. Automaton has 9997 states and 25636 transitions. Word has length 184 [2021-05-21 21:59:28,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:59:28,602 INFO L482 AbstractCegarLoop]: Abstraction has 9997 states and 25636 transitions. [2021-05-21 21:59:28,602 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:59:28,602 INFO L276 IsEmpty]: Start isEmpty. Operand 9997 states and 25636 transitions. [2021-05-21 21:59:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:59:28,610 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:59:28,610 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:59:28,610 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-05-21 21:59:28,610 INFO L430 AbstractCegarLoop]: === Iteration 33 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:59:28,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:59:28,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1942160421, now seen corresponding path program 17 times [2021-05-21 21:59:28,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:59:28,610 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678370644] [2021-05-21 21:59:28,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:59:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:59:29,181 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 21:59:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 21:59:33,813 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 21:59:33,813 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678370644] [2021-05-21 21:59:33,813 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678370644] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 21:59:33,813 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 21:59:33,813 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 21:59:33,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882785952] [2021-05-21 21:59:33,813 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 21:59:33,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 21:59:33,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 21:59:33,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=2560, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 21:59:33,814 INFO L87 Difference]: Start difference. First operand 9997 states and 25636 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:59:37,591 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 21:59:38,345 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 21:59:39,007 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 21:59:42,610 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-05-21 21:59:42,993 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-05-21 21:59:43,435 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-05-21 21:59:45,156 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 21:59:51,022 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 21:59:54,255 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 21:59:56,411 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 21:59:57,417 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 21:59:58,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 21:59:58,366 INFO L93 Difference]: Finished difference Result 15627 states and 40195 transitions. [2021-05-21 21:59:58,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-05-21 21:59:58,366 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 21:59:58,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 21:59:58,387 INFO L225 Difference]: With dead ends: 15627 [2021-05-21 21:59:58,387 INFO L226 Difference]: Without dead ends: 15207 [2021-05-21 21:59:58,389 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4808 ImplicationChecksByTransitivity, 16297.4ms TimeCoverageRelationStatistics Valid=1639, Invalid=15917, Unknown=0, NotChecked=0, Total=17556 [2021-05-21 21:59:58,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15207 states. [2021-05-21 21:59:58,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15207 to 10023. [2021-05-21 21:59:58,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10023 states, 10021 states have (on average 2.565213052589562) internal successors, (25706), 10022 states have internal predecessors, (25706), 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) [2021-05-21 21:59:58,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10023 states to 10023 states and 25706 transitions. [2021-05-21 21:59:58,536 INFO L78 Accepts]: Start accepts. Automaton has 10023 states and 25706 transitions. Word has length 184 [2021-05-21 21:59:58,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 21:59:58,536 INFO L482 AbstractCegarLoop]: Abstraction has 10023 states and 25706 transitions. [2021-05-21 21:59:58,536 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 21:59:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 10023 states and 25706 transitions. [2021-05-21 21:59:58,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 21:59:58,544 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 21:59:58,545 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 21:59:58,545 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-05-21 21:59:58,545 INFO L430 AbstractCegarLoop]: === Iteration 34 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 21:59:58,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 21:59:58,545 INFO L82 PathProgramCache]: Analyzing trace with hash 956827493, now seen corresponding path program 18 times [2021-05-21 21:59:58,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 21:59:58,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053884477] [2021-05-21 21:59:58,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 21:59:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 21:59:59,059 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 21:59:59,272 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 22:00:00,869 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-05-21 22:00:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:00:04,542 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:00:04,542 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053884477] [2021-05-21 22:00:04,542 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053884477] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:00:04,542 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:00:04,542 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 22:00:04,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964292474] [2021-05-21 22:00:04,543 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 22:00:04,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:00:04,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 22:00:04,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=2568, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 22:00:04,544 INFO L87 Difference]: Start difference. First operand 10023 states and 25706 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 22:00:08,570 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 22:00:09,326 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 73 [2021-05-21 22:00:10,034 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2021-05-21 22:00:13,502 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2021-05-21 22:00:21,876 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 75 [2021-05-21 22:00:23,211 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2021-05-21 22:00:25,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:00:25,625 INFO L93 Difference]: Finished difference Result 15649 states and 40255 transitions. [2021-05-21 22:00:25,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-05-21 22:00:25,625 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 22:00:25,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:00:25,642 INFO L225 Difference]: With dead ends: 15649 [2021-05-21 22:00:25,642 INFO L226 Difference]: Without dead ends: 15229 [2021-05-21 22:00:25,643 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 19 SyntacticMatches, 5 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4995 ImplicationChecksByTransitivity, 17697.1ms TimeCoverageRelationStatistics Valid=1669, Invalid=16691, Unknown=0, NotChecked=0, Total=18360 [2021-05-21 22:00:25,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15229 states. [2021-05-21 22:00:25,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15229 to 10036. [2021-05-21 22:00:25,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10036 states, 10034 states have (on average 2.5653777157663944) internal successors, (25741), 10035 states have internal predecessors, (25741), 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) [2021-05-21 22:00:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10036 states to 10036 states and 25741 transitions. [2021-05-21 22:00:25,787 INFO L78 Accepts]: Start accepts. Automaton has 10036 states and 25741 transitions. Word has length 184 [2021-05-21 22:00:25,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:00:25,787 INFO L482 AbstractCegarLoop]: Abstraction has 10036 states and 25741 transitions. [2021-05-21 22:00:25,788 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 22:00:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 10036 states and 25741 transitions. [2021-05-21 22:00:25,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 22:00:25,795 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:00:25,795 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:00:25,795 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-05-21 22:00:25,795 INFO L430 AbstractCegarLoop]: === Iteration 35 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:00:25,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:00:25,796 INFO L82 PathProgramCache]: Analyzing trace with hash 913127371, now seen corresponding path program 19 times [2021-05-21 22:00:25,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:00:25,796 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404077828] [2021-05-21 22:00:25,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:00:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:00:26,282 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 22:00:26,422 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 22:00:28,010 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-05-21 22:00:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:00:31,359 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:00:31,359 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404077828] [2021-05-21 22:00:31,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404077828] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:00:31,359 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:00:31,359 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 22:00:31,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104349296] [2021-05-21 22:00:31,359 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 22:00:31,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:00:31,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 22:00:31,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2566, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 22:00:31,360 INFO L87 Difference]: Start difference. First operand 10036 states and 25741 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 22:00:34,856 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 22:00:35,598 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 22:00:36,257 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 22:00:39,844 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-05-21 22:00:40,238 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-05-21 22:00:40,676 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-05-21 22:00:42,340 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 22:00:45,071 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 79 [2021-05-21 22:00:47,300 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 22:00:49,485 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 22:00:51,512 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 22:00:52,424 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 22:00:53,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:00:53,165 INFO L93 Difference]: Finished difference Result 16779 states and 43195 transitions. [2021-05-21 22:00:53,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-05-21 22:00:53,165 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 22:00:53,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:00:53,183 INFO L225 Difference]: With dead ends: 16779 [2021-05-21 22:00:53,184 INFO L226 Difference]: Without dead ends: 16359 [2021-05-21 22:00:53,185 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5067 ImplicationChecksByTransitivity, 16732.8ms TimeCoverageRelationStatistics Valid=1697, Invalid=16663, Unknown=0, NotChecked=0, Total=18360 [2021-05-21 22:00:53,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16359 states. [2021-05-21 22:00:53,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16359 to 10348. [2021-05-21 22:00:53,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10348 states, 10346 states have (on average 2.5692054900444616) internal successors, (26581), 10347 states have internal predecessors, (26581), 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) [2021-05-21 22:00:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10348 states to 10348 states and 26581 transitions. [2021-05-21 22:00:53,355 INFO L78 Accepts]: Start accepts. Automaton has 10348 states and 26581 transitions. Word has length 184 [2021-05-21 22:00:53,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:00:53,355 INFO L482 AbstractCegarLoop]: Abstraction has 10348 states and 26581 transitions. [2021-05-21 22:00:53,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 22:00:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 10348 states and 26581 transitions. [2021-05-21 22:00:53,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 22:00:53,364 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:00:53,364 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:00:53,364 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-05-21 22:00:53,364 INFO L430 AbstractCegarLoop]: === Iteration 36 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:00:53,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:00:53,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1490581689, now seen corresponding path program 20 times [2021-05-21 22:00:53,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:00:53,365 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21674041] [2021-05-21 22:00:53,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:00:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-21 22:00:53,856 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-05-21 22:00:54,038 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-05-21 22:00:54,306 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2021-05-21 22:00:54,506 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 52 [2021-05-21 22:00:54,666 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2021-05-21 22:00:55,493 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2021-05-21 22:00:59,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-21 22:00:59,576 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-21 22:00:59,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21674041] [2021-05-21 22:00:59,576 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21674041] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-21 22:00:59,576 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-21 22:00:59,576 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [53] imperfect sequences [] total 53 [2021-05-21 22:00:59,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073879782] [2021-05-21 22:00:59,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-21 22:00:59,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-21 22:00:59,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-21 22:00:59,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2555, Unknown=0, NotChecked=0, Total=2756 [2021-05-21 22:00:59,578 INFO L87 Difference]: Start difference. First operand 10348 states and 26581 transitions. Second operand has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 22:01:03,201 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 49 [2021-05-21 22:01:03,942 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 74 [2021-05-21 22:01:04,627 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 69 [2021-05-21 22:01:08,197 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2021-05-21 22:01:08,564 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 81 [2021-05-21 22:01:09,851 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-05-21 22:01:10,207 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 72 [2021-05-21 22:01:12,015 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 71 [2021-05-21 22:01:13,094 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2021-05-21 22:01:13,458 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-05-21 22:01:15,518 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-05-21 22:01:17,451 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2021-05-21 22:01:18,286 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2021-05-21 22:01:19,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-21 22:01:19,075 INFO L93 Difference]: Finished difference Result 14763 states and 38063 transitions. [2021-05-21 22:01:19,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-05-21 22:01:19,075 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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 184 [2021-05-21 22:01:19,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-21 22:01:19,089 INFO L225 Difference]: With dead ends: 14763 [2021-05-21 22:01:19,089 INFO L226 Difference]: Without dead ends: 14343 [2021-05-21 22:01:19,090 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 21 SyntacticMatches, 7 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4572 ImplicationChecksByTransitivity, 16550.2ms TimeCoverageRelationStatistics Valid=1600, Invalid=15170, Unknown=0, NotChecked=0, Total=16770 [2021-05-21 22:01:19,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14343 states. [2021-05-21 22:01:19,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14343 to 10348. [2021-05-21 22:01:19,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10348 states, 10346 states have (on average 2.5692054900444616) internal successors, (26581), 10347 states have internal predecessors, (26581), 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) [2021-05-21 22:01:19,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10348 states to 10348 states and 26581 transitions. [2021-05-21 22:01:19,218 INFO L78 Accepts]: Start accepts. Automaton has 10348 states and 26581 transitions. Word has length 184 [2021-05-21 22:01:19,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-21 22:01:19,219 INFO L482 AbstractCegarLoop]: Abstraction has 10348 states and 26581 transitions. [2021-05-21 22:01:19,219 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 3.4716981132075473) internal successors, (184), 53 states have internal predecessors, (184), 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) [2021-05-21 22:01:19,219 INFO L276 IsEmpty]: Start isEmpty. Operand 10348 states and 26581 transitions. [2021-05-21 22:01:19,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-05-21 22:01:19,227 INFO L513 BasicCegarLoop]: Found error trace [2021-05-21 22:01:19,227 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-21 22:01:19,227 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-05-21 22:01:19,227 INFO L430 AbstractCegarLoop]: === Iteration 37 === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-21 22:01:19,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-21 22:01:19,227 INFO L82 PathProgramCache]: Analyzing trace with hash 473197579, now seen corresponding path program 21 times [2021-05-21 22:01:19,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-21 22:01:19,227 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819124841] [2021-05-21 22:01:19,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-21 22:01:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2021-05-21 22:05:04,553 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,556 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,557 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,558 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,559 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,559 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,560 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,561 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,562 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,562 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,563 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,564 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,565 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,566 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,567 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,567 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,568 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,569 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,569 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,569 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,570 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,570 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,570 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,571 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,571 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,571 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,572 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,572 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,572 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,573 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,573 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,581 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,581 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,583 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,583 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,583 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,583 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,583 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2021-05-21 22:05:04,585 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-05-21 22:05:04,585 WARN L547 AbstractCegarLoop]: Verification canceled [2021-05-21 22:05:04,586 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was TIMEOUT (1/2) [2021-05-21 22:05:04,588 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-05-21 22:05:04,588 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-21 22:05:04,588 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-21 22:05:04,588 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-21 22:05:04,589 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-21 22:05:04,589 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-21 22:05:04,589 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-21 22:05:04,589 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-21 22:05:04,589 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-21 22:05:04,593 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 257 transitions, 536 flow [2021-05-21 22:05:04,594 WARN L547 AbstractCegarLoop]: Verification canceled [2021-05-21 22:05:04,594 INFO L315 ceAbstractionStarter]: Result for error location InUseError was TIMEOUT (2/2) [2021-05-21 22:05:04,594 INFO L246 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-05-21 22:05:04,595 WARN L196 ceAbstractionStarter]: Timeout [2021-05-21 22:05:04,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.05 10:05:04 BasicIcfg [2021-05-21 22:05:04,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-21 22:05:04,596 INFO L168 Benchmark]: Toolchain (without parser) took 778607.44 ms. Allocated memory was 323.0 MB in the beginning and 6.5 GB in the end (delta: 6.2 GB). Free memory was 285.0 MB in the beginning and 4.7 GB in the end (delta: -4.4 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. [2021-05-21 22:05:04,596 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 323.0 MB. Free memory is still 303.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-05-21 22:05:04,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 769.14 ms. Allocated memory is still 323.0 MB. Free memory was 284.8 MB in the beginning and 258.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.0 GB. [2021-05-21 22:05:04,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.66 ms. Allocated memory is still 323.0 MB. Free memory was 258.2 MB in the beginning and 254.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 22:05:04,596 INFO L168 Benchmark]: Boogie Preprocessor took 41.86 ms. Allocated memory is still 323.0 MB. Free memory was 254.8 MB in the beginning and 252.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-21 22:05:04,596 INFO L168 Benchmark]: RCFGBuilder took 618.81 ms. Allocated memory is still 323.0 MB. Free memory was 252.7 MB in the beginning and 205.1 MB in the end (delta: 47.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.0 GB. [2021-05-21 22:05:04,597 INFO L168 Benchmark]: TraceAbstraction took 777097.11 ms. Allocated memory was 323.0 MB in the beginning and 6.5 GB in the end (delta: 6.2 GB). Free memory was 204.5 MB in the beginning and 4.7 GB in the end (delta: -4.5 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. [2021-05-21 22:05:04,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 323.0 MB. Free memory is still 303.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 769.14 ms. Allocated memory is still 323.0 MB. Free memory was 284.8 MB in the beginning and 258.2 MB in the end (delta: 26.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 73.66 ms. Allocated memory is still 323.0 MB. Free memory was 258.2 MB in the beginning and 254.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 41.86 ms. Allocated memory is still 323.0 MB. Free memory was 254.8 MB in the beginning and 252.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 618.81 ms. Allocated memory is still 323.0 MB. Free memory was 252.7 MB in the beginning and 205.1 MB in the end (delta: 47.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 777097.11 ms. Allocated memory was 323.0 MB in the beginning and 6.5 GB in the end (delta: 6.2 GB). Free memory was 204.5 MB in the beginning and 4.7 GB in the end (delta: -4.5 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1043]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1032]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was analyzing trace of length 185 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 183 interpolants. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 776894.5ms, OverallIterations: 37, TraceHistogramMax: 1, EmptinessCheckTime: 337.9ms, AutomataDifference: 421806.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1015.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 14701 SDtfs, 75048 SDslu, 292988 SDs, 0 SdLazy, 144387 SolverSat, 4014 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 167471.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3781 GetRequests, 494 SyntacticMatches, 168 SemanticMatches, 3119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101134 ImplicationChecksByTransitivity, 340603.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=23654occurred in iteration=0, InterpolantAutomatonStates: 1950, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 8530.5ms AutomataMinimizationTime, 36 MinimizatonAttempts, 105515 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 109.8ms SsaConstructionTime, 914.2ms SatisfiabilityAnalysisTime, 118332.9ms InterpolantComputationTime, 5594 NumberOfCodeBlocks, 5594 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 5558 ConstructedInterpolants, 0 QuantifiedInterpolants, 384560 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 1 thread instances CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 5.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 4.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown