/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/goblint-regression/28-race_reach_87-lists_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-22 01:08:11,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-22 01:08:11,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-22 01:08:11,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-22 01:08:11,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-22 01:08:11,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-22 01:08:11,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-22 01:08:11,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-22 01:08:11,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-22 01:08:11,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-22 01:08:11,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-22 01:08:11,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-22 01:08:11,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-22 01:08:11,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-22 01:08:11,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-22 01:08:11,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-22 01:08:11,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-22 01:08:11,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-22 01:08:11,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-22 01:08:11,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-22 01:08:11,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-22 01:08:11,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-22 01:08:11,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-22 01:08:11,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-22 01:08:11,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-05-22 01:08:11,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-05-22 01:08:11,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-05-22 01:08:11,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-05-22 01:08:11,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-05-22 01:08:11,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-05-22 01:08:11,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-22 01:08:11,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-22 01:08:11,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-22 01:08:11,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-22 01:08:11,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-22 01:08:11,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-22 01:08:11,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-22 01:08:11,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-22 01:08:11,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-22 01:08:11,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-22 01:08:11,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-22 01:08:11,949 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 [2021-05-22 01:08:11,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-22 01:08:11,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-22 01:08:11,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-22 01:08:11,979 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-22 01:08:11,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-22 01:08:11,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-22 01:08:11,981 INFO L138 SettingsManager]: * Use SBE=true [2021-05-22 01:08:11,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-22 01:08:11,981 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-22 01:08:11,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-22 01:08:11,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-22 01:08:11,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-22 01:08:11,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-22 01:08:11,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-22 01:08:11,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-22 01:08:11,984 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-22 01:08:11,984 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-22 01:08:12,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-22 01:08:12,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-22 01:08:12,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-22 01:08:12,235 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-22 01:08:12,235 INFO L275 PluginConnector]: CDTParser initialized [2021-05-22 01:08:12,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i [2021-05-22 01:08:12,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527c037b2/fc624cf5061a4359abe44027e3aaee72/FLAG9a8740e6d [2021-05-22 01:08:12,761 INFO L306 CDTParser]: Found 1 translation units. [2021-05-22 01:08:12,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i [2021-05-22 01:08:12,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527c037b2/fc624cf5061a4359abe44027e3aaee72/FLAG9a8740e6d [2021-05-22 01:08:13,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/527c037b2/fc624cf5061a4359abe44027e3aaee72 [2021-05-22 01:08:13,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-22 01:08:13,272 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-22 01:08:13,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-22 01:08:13,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-22 01:08:13,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-22 01:08:13,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe024e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13, skipping insertion in model container [2021-05-22 01:08:13,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-22 01:08:13,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-22 01:08:13,626 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i[46775,46788] [2021-05-22 01:08:13,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-22 01:08:13,711 INFO L203 MainTranslator]: Completed pre-run [2021-05-22 01:08:13,740 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i[46775,46788] [2021-05-22 01:08:13,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-22 01:08:13,826 INFO L208 MainTranslator]: Completed translation [2021-05-22 01:08:13,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13 WrapperNode [2021-05-22 01:08:13,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-22 01:08:13,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-22 01:08:13,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-22 01:08:13,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-22 01:08:13,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-22 01:08:13,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-22 01:08:13,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-22 01:08:13,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-22 01:08:13,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (1/1) ... [2021-05-22 01:08:13,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-22 01:08:13,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-22 01:08:13,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-22 01:08:13,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-22 01:08:13,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (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 [2021-05-22 01:08:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-22 01:08:13,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-22 01:08:13,987 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-05-22 01:08:13,987 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-05-22 01:08:13,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-05-22 01:08:13,989 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-22 01:08:13,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-22 01:08:13,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-22 01:08:13,990 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-22 01:08:14,447 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-22 01:08:14,448 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-05-22 01:08:14,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.05 01:08:14 BoogieIcfgContainer [2021-05-22 01:08:14,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-22 01:08:14,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-22 01:08:14,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-22 01:08:14,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-22 01:08:14,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.05 01:08:13" (1/3) ... [2021-05-22 01:08:14,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9ace84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.05 01:08:14, skipping insertion in model container [2021-05-22 01:08:14,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:08:13" (2/3) ... [2021-05-22 01:08:14,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e9ace84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.05 01:08:14, skipping insertion in model container [2021-05-22 01:08:14,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.05 01:08:14" (3/3) ... [2021-05-22 01:08:14,453 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_87-lists_racefree.i [2021-05-22 01:08:14,457 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-22 01:08:14,457 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-22 01:08:14,457 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-05-22 01:08:14,457 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-22 01:08:14,488 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,488 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,488 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,488 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,489 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,490 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,491 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,492 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,493 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,494 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,495 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,496 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,497 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,498 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,499 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,500 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,501 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,502 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,503 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,504 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,505 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,506 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,507 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,508 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,509 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,510 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,511 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,512 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,513 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,514 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,515 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,515 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,515 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,515 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,516 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,517 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,518 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,519 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,520 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,521 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,522 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,523 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,524 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,525 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,526 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,527 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,528 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,529 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,531 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,531 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,531 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,531 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,531 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,531 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,531 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,532 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,533 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,536 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,536 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,536 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,537 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,538 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,539 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,540 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,540 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:08:14,545 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-05-22 01:08:14,575 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-05-22 01:08:14,587 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-22 01:08:14,587 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-22 01:08:14,587 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-22 01:08:14,587 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-22 01:08:14,587 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-22 01:08:14,587 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-22 01:08:14,588 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-22 01:08:14,588 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-22 01:08:14,596 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 198 places, 218 transitions, 458 flow [2021-05-22 01:08:18,321 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 62160 states, 62145 states have (on average 3.157245152466007) internal successors, (196207), 62159 states have internal predecessors, (196207), 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) [2021-05-22 01:08:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand has 62160 states, 62145 states have (on average 3.157245152466007) internal successors, (196207), 62159 states have internal predecessors, (196207), 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) [2021-05-22 01:08:18,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-05-22 01:08:18,538 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:18,539 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] [2021-05-22 01:08:18,539 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:08:18,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:18,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1820145700, now seen corresponding path program 1 times [2021-05-22 01:08:18,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:18,552 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780756867] [2021-05-22 01:08:18,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:18,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:08:18,726 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:18,727 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780756867] [2021-05-22 01:08:18,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780756867] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:08:18,727 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 01:08:18,727 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-22 01:08:18,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079685484] [2021-05-22 01:08:18,730 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-05-22 01:08:18,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:18,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-05-22 01:08:18,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 01:08:18,802 INFO L87 Difference]: Start difference. First operand has 62160 states, 62145 states have (on average 3.157245152466007) internal successors, (196207), 62159 states have internal predecessors, (196207), 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 34.5) internal successors, (69), 2 states have internal predecessors, (69), 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) [2021-05-22 01:08:19,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:19,280 INFO L93 Difference]: Finished difference Result 61369 states and 177615 transitions. [2021-05-22 01:08:19,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-22 01:08:19,281 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 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 69 [2021-05-22 01:08:19,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:19,406 INFO L225 Difference]: With dead ends: 61369 [2021-05-22 01:08:19,406 INFO L226 Difference]: Without dead ends: 37594 [2021-05-22 01:08:19,407 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 [2021-05-22 01:08:19,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37594 states. [2021-05-22 01:08:20,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37594 to 37594. [2021-05-22 01:08:20,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37594 states, 37588 states have (on average 2.8974406725550708) internal successors, (108909), 37593 states have internal predecessors, (108909), 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) [2021-05-22 01:08:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37594 states to 37594 states and 108909 transitions. [2021-05-22 01:08:20,583 INFO L78 Accepts]: Start accepts. Automaton has 37594 states and 108909 transitions. Word has length 69 [2021-05-22 01:08:20,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:20,584 INFO L482 AbstractCegarLoop]: Abstraction has 37594 states and 108909 transitions. [2021-05-22 01:08:20,584 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 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) [2021-05-22 01:08:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 37594 states and 108909 transitions. [2021-05-22 01:08:20,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-05-22 01:08:20,602 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:20,602 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] [2021-05-22 01:08:20,602 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-22 01:08:20,603 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:08:20,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:20,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1462902553, now seen corresponding path program 1 times [2021-05-22 01:08:20,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:20,606 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072721972] [2021-05-22 01:08:20,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:20,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:08:20,693 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:20,693 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072721972] [2021-05-22 01:08:20,693 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072721972] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:08:20,693 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 01:08:20,693 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-22 01:08:20,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021789668] [2021-05-22 01:08:20,694 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 01:08:20,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:20,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 01:08:20,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 01:08:20,697 INFO L87 Difference]: Start difference. First operand 37594 states and 108909 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-05-22 01:08:20,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:20,867 INFO L93 Difference]: Finished difference Result 37606 states and 108921 transitions. [2021-05-22 01:08:20,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 01:08:20,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 75 [2021-05-22 01:08:20,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:21,083 INFO L225 Difference]: With dead ends: 37606 [2021-05-22 01:08:21,084 INFO L226 Difference]: Without dead ends: 37606 [2021-05-22 01:08:21,084 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 01:08:21,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37606 states. [2021-05-22 01:08:21,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37606 to 37595. [2021-05-22 01:08:21,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37595 states, 37589 states have (on average 2.8973901939397164) internal successors, (108910), 37594 states have internal predecessors, (108910), 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) [2021-05-22 01:08:21,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37595 states to 37595 states and 108910 transitions. [2021-05-22 01:08:21,959 INFO L78 Accepts]: Start accepts. Automaton has 37595 states and 108910 transitions. Word has length 75 [2021-05-22 01:08:21,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:21,959 INFO L482 AbstractCegarLoop]: Abstraction has 37595 states and 108910 transitions. [2021-05-22 01:08:21,960 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-05-22 01:08:21,960 INFO L276 IsEmpty]: Start isEmpty. Operand 37595 states and 108910 transitions. [2021-05-22 01:08:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-05-22 01:08:21,974 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:21,974 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] [2021-05-22 01:08:21,974 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-22 01:08:21,974 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:08:21,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:21,980 INFO L82 PathProgramCache]: Analyzing trace with hash 515481287, now seen corresponding path program 1 times [2021-05-22 01:08:21,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:21,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358137182] [2021-05-22 01:08:21,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:08:22,083 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:22,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358137182] [2021-05-22 01:08:22,084 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358137182] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:22,084 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515944028] [2021-05-22 01:08:22,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:22,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 2 conjunts are in the unsatisfiable core [2021-05-22 01:08:22,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-22 01:08:22,510 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [515944028] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:08:22,510 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-05-22 01:08:22,510 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-05-22 01:08:22,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445213201] [2021-05-22 01:08:22,510 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 01:08:22,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:22,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 01:08:22,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-05-22 01:08:22,511 INFO L87 Difference]: Start difference. First operand 37595 states and 108910 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2021-05-22 01:08:22,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:22,642 INFO L93 Difference]: Finished difference Result 37024 states and 107762 transitions. [2021-05-22 01:08:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 01:08:22,642 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 88 [2021-05-22 01:08:22,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:22,696 INFO L225 Difference]: With dead ends: 37024 [2021-05-22 01:08:22,696 INFO L226 Difference]: Without dead ends: 37024 [2021-05-22 01:08:22,696 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 12.0ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-05-22 01:08:22,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37024 states. [2021-05-22 01:08:23,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37024 to 37024. [2021-05-22 01:08:23,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37024 states, 37019 states have (on average 2.9109916529349795) internal successors, (107762), 37023 states have internal predecessors, (107762), 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) [2021-05-22 01:08:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37024 states to 37024 states and 107762 transitions. [2021-05-22 01:08:23,637 INFO L78 Accepts]: Start accepts. Automaton has 37024 states and 107762 transitions. Word has length 88 [2021-05-22 01:08:23,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:23,637 INFO L482 AbstractCegarLoop]: Abstraction has 37024 states and 107762 transitions. [2021-05-22 01:08:23,638 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2021-05-22 01:08:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 37024 states and 107762 transitions. [2021-05-22 01:08:23,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-05-22 01:08:23,663 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:23,663 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] [2021-05-22 01:08:23,865 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-05-22 01:08:23,865 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:08:23,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:23,865 INFO L82 PathProgramCache]: Analyzing trace with hash -1961640970, now seen corresponding path program 1 times [2021-05-22 01:08:23,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:23,865 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547105216] [2021-05-22 01:08:23,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:23,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-22 01:08:23,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:23,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547105216] [2021-05-22 01:08:23,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547105216] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:23,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544578268] [2021-05-22 01:08:23,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:24,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-22 01:08:24,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-22 01:08:24,210 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544578268] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:24,210 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:24,210 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-05-22 01:08:24,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105166092] [2021-05-22 01:08:24,211 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-22 01:08:24,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:24,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-22 01:08:24,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-05-22 01:08:24,211 INFO L87 Difference]: Start difference. First operand 37024 states and 107762 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 7 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:08:24,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:24,352 INFO L93 Difference]: Finished difference Result 37048 states and 107786 transitions. [2021-05-22 01:08:24,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-22 01:08:24,353 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 7 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2021-05-22 01:08:24,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:24,413 INFO L225 Difference]: With dead ends: 37048 [2021-05-22 01:08:24,413 INFO L226 Difference]: Without dead ends: 37048 [2021-05-22 01:08:24,414 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 27.4ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-05-22 01:08:24,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37048 states. [2021-05-22 01:08:25,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37048 to 37037. [2021-05-22 01:08:25,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37037 states, 37032 states have (on average 2.910320803629294) internal successors, (107775), 37036 states have internal predecessors, (107775), 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) [2021-05-22 01:08:25,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37037 states to 37037 states and 107775 transitions. [2021-05-22 01:08:25,300 INFO L78 Accepts]: Start accepts. Automaton has 37037 states and 107775 transitions. Word has length 98 [2021-05-22 01:08:25,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:25,300 INFO L482 AbstractCegarLoop]: Abstraction has 37037 states and 107775 transitions. [2021-05-22 01:08:25,300 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 7 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:08:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 37037 states and 107775 transitions. [2021-05-22 01:08:25,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-05-22 01:08:25,340 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:25,340 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:25,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:25,553 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:08:25,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:25,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1251768456, now seen corresponding path program 2 times [2021-05-22 01:08:25,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:25,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313705742] [2021-05-22 01:08:25,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:25,624 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-05-22 01:08:25,624 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:25,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313705742] [2021-05-22 01:08:25,624 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313705742] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:25,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352776338] [2021-05-22 01:08:25,624 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:25,726 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-22 01:08:25,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:08:25,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-22 01:08:25,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-22 01:08:25,887 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352776338] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:25,887 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:25,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-05-22 01:08:25,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355740957] [2021-05-22 01:08:25,887 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-05-22 01:08:25,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:25,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-05-22 01:08:25,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-05-22 01:08:25,889 INFO L87 Difference]: Start difference. First operand 37037 states and 107775 transitions. Second operand has 10 states, 10 states have (on average 13.9) internal successors, (139), 10 states have internal predecessors, (139), 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) [2021-05-22 01:08:25,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:25,974 INFO L93 Difference]: Finished difference Result 252 states and 387 transitions. [2021-05-22 01:08:25,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-22 01:08:25,975 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 13.9) internal successors, (139), 10 states have internal predecessors, (139), 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 111 [2021-05-22 01:08:25,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:25,976 INFO L225 Difference]: With dead ends: 252 [2021-05-22 01:08:25,976 INFO L226 Difference]: Without dead ends: 0 [2021-05-22 01:08:25,977 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 67.0ms TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2021-05-22 01:08:25,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-22 01:08:25,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-22 01:08:25,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-05-22 01:08:25,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-22 01:08:25,977 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 111 [2021-05-22 01:08:25,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:25,977 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-22 01:08:25,977 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 13.9) internal successors, (139), 10 states have internal predecessors, (139), 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) [2021-05-22 01:08:25,978 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-22 01:08:25,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-22 01:08:26,196 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:26,196 INFO L315 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2021-05-22 01:08:26,198 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-05-22 01:08:26,199 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-22 01:08:26,199 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-22 01:08:26,199 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-22 01:08:26,199 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-22 01:08:26,199 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-22 01:08:26,199 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-22 01:08:26,199 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-22 01:08:26,199 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == InUseError======== [2021-05-22 01:08:26,201 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 198 places, 218 transitions, 458 flow [2021-05-22 01:08:30,068 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 62160 states, 62145 states have (on average 3.157245152466007) internal successors, (196207), 62159 states have internal predecessors, (196207), 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) [2021-05-22 01:08:30,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 62160 states, 62145 states have (on average 3.157245152466007) internal successors, (196207), 62159 states have internal predecessors, (196207), 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) [2021-05-22 01:08:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-05-22 01:08:30,131 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:30,144 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:30,145 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:30,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:30,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1893034856, now seen corresponding path program 1 times [2021-05-22 01:08:30,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:30,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235388894] [2021-05-22 01:08:30,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:30,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:30,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235388894] [2021-05-22 01:08:30,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235388894] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:08:30,169 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 01:08:30,169 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-22 01:08:30,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205162059] [2021-05-22 01:08:30,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-05-22 01:08:30,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:30,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-05-22 01:08:30,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 01:08:30,231 INFO L87 Difference]: Start difference. First operand has 62160 states, 62145 states have (on average 3.157245152466007) internal successors, (196207), 62159 states have internal predecessors, (196207), 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 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2021-05-22 01:08:30,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:30,427 INFO L93 Difference]: Finished difference Result 61369 states and 177615 transitions. [2021-05-22 01:08:30,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-22 01:08:30,428 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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 44 [2021-05-22 01:08:30,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:30,469 INFO L225 Difference]: With dead ends: 61369 [2021-05-22 01:08:30,469 INFO L226 Difference]: Without dead ends: 24801 [2021-05-22 01:08:30,469 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 [2021-05-22 01:08:30,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24801 states. [2021-05-22 01:08:30,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24801 to 24801. [2021-05-22 01:08:30,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24801 states, 24796 states have (on average 2.8447733505404096) internal successors, (70539), 24800 states have internal predecessors, (70539), 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) [2021-05-22 01:08:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24801 states to 24801 states and 70539 transitions. [2021-05-22 01:08:31,034 INFO L78 Accepts]: Start accepts. Automaton has 24801 states and 70539 transitions. Word has length 44 [2021-05-22 01:08:31,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:31,034 INFO L482 AbstractCegarLoop]: Abstraction has 24801 states and 70539 transitions. [2021-05-22 01:08:31,034 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2021-05-22 01:08:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24801 states and 70539 transitions. [2021-05-22 01:08:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-05-22 01:08:31,035 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:31,035 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:31,035 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-05-22 01:08:31,035 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:31,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:31,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1404860087, now seen corresponding path program 1 times [2021-05-22 01:08:31,035 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:31,036 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395527343] [2021-05-22 01:08:31,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:31,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:31,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395527343] [2021-05-22 01:08:31,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395527343] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:08:31,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 01:08:31,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-22 01:08:31,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18453642] [2021-05-22 01:08:31,060 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 01:08:31,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:31,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 01:08:31,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 01:08:31,061 INFO L87 Difference]: Start difference. First operand 24801 states and 70539 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-05-22 01:08:31,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:31,130 INFO L93 Difference]: Finished difference Result 24813 states and 70551 transitions. [2021-05-22 01:08:31,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 01:08:31,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 44 [2021-05-22 01:08:31,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:31,161 INFO L225 Difference]: With dead ends: 24813 [2021-05-22 01:08:31,161 INFO L226 Difference]: Without dead ends: 24813 [2021-05-22 01:08:31,162 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 01:08:31,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24813 states. [2021-05-22 01:08:31,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24813 to 24802. [2021-05-22 01:08:31,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24802 states, 24797 states have (on average 2.8446989555188127) internal successors, (70540), 24801 states have internal predecessors, (70540), 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) [2021-05-22 01:08:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24802 states to 24802 states and 70540 transitions. [2021-05-22 01:08:31,734 INFO L78 Accepts]: Start accepts. Automaton has 24802 states and 70540 transitions. Word has length 44 [2021-05-22 01:08:31,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:31,734 INFO L482 AbstractCegarLoop]: Abstraction has 24802 states and 70540 transitions. [2021-05-22 01:08:31,734 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-05-22 01:08:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24802 states and 70540 transitions. [2021-05-22 01:08:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-05-22 01:08:31,735 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:31,735 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:31,735 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-05-22 01:08:31,735 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:31,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:31,735 INFO L82 PathProgramCache]: Analyzing trace with hash 2020717769, now seen corresponding path program 1 times [2021-05-22 01:08:31,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:31,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645477819] [2021-05-22 01:08:31,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:31,763 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:31,763 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645477819] [2021-05-22 01:08:31,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645477819] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:31,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1293492416] [2021-05-22 01:08:31,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:31,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-22 01:08:31,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:31,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1293492416] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:31,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:31,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-05-22 01:08:31,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287504321] [2021-05-22 01:08:31,953 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-22 01:08:31,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:31,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-22 01:08:31,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-05-22 01:08:31,955 INFO L87 Difference]: Start difference. First operand 24802 states and 70540 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-05-22 01:08:32,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:32,054 INFO L93 Difference]: Finished difference Result 24826 states and 70564 transitions. [2021-05-22 01:08:32,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-22 01:08:32,055 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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 57 [2021-05-22 01:08:32,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:32,084 INFO L225 Difference]: With dead ends: 24826 [2021-05-22 01:08:32,084 INFO L226 Difference]: Without dead ends: 24826 [2021-05-22 01:08:32,084 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 22.6ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-05-22 01:08:32,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24826 states. [2021-05-22 01:08:32,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24826 to 24815. [2021-05-22 01:08:32,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24815 states, 24810 states have (on average 2.843732365981459) internal successors, (70553), 24814 states have internal predecessors, (70553), 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) [2021-05-22 01:08:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24815 states to 24815 states and 70553 transitions. [2021-05-22 01:08:32,546 INFO L78 Accepts]: Start accepts. Automaton has 24815 states and 70553 transitions. Word has length 57 [2021-05-22 01:08:32,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:32,547 INFO L482 AbstractCegarLoop]: Abstraction has 24815 states and 70553 transitions. [2021-05-22 01:08:32,547 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-05-22 01:08:32,547 INFO L276 IsEmpty]: Start isEmpty. Operand 24815 states and 70553 transitions. [2021-05-22 01:08:32,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-05-22 01:08:32,547 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:32,547 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:32,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:32,748 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:32,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:32,748 INFO L82 PathProgramCache]: Analyzing trace with hash -95853577, now seen corresponding path program 2 times [2021-05-22 01:08:32,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:32,749 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269424889] [2021-05-22 01:08:32,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:32,805 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:32,805 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:32,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269424889] [2021-05-22 01:08:32,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269424889] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:32,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273700342] [2021-05-22 01:08:32,805 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:32,904 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-22 01:08:32,904 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:08:32,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-22 01:08:32,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:32,997 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:32,997 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273700342] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:32,997 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:32,997 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-05-22 01:08:32,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089288679] [2021-05-22 01:08:32,998 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-22 01:08:32,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:32,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-22 01:08:32,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-05-22 01:08:32,999 INFO L87 Difference]: Start difference. First operand 24815 states and 70553 transitions. Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 states have internal predecessors, (79), 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) [2021-05-22 01:08:33,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:33,116 INFO L93 Difference]: Finished difference Result 24839 states and 70577 transitions. [2021-05-22 01:08:33,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-22 01:08:33,116 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 states have internal predecessors, (79), 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 70 [2021-05-22 01:08:33,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:33,148 INFO L225 Difference]: With dead ends: 24839 [2021-05-22 01:08:33,148 INFO L226 Difference]: Without dead ends: 24839 [2021-05-22 01:08:33,149 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 43.7ms TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-05-22 01:08:33,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24839 states. [2021-05-22 01:08:33,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24839 to 24828. [2021-05-22 01:08:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24828 states, 24823 states have (on average 2.8427667888651653) internal successors, (70566), 24827 states have internal predecessors, (70566), 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) [2021-05-22 01:08:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24828 states to 24828 states and 70566 transitions. [2021-05-22 01:08:33,622 INFO L78 Accepts]: Start accepts. Automaton has 24828 states and 70566 transitions. Word has length 70 [2021-05-22 01:08:33,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:33,622 INFO L482 AbstractCegarLoop]: Abstraction has 24828 states and 70566 transitions. [2021-05-22 01:08:33,622 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 9 states have internal predecessors, (79), 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) [2021-05-22 01:08:33,622 INFO L276 IsEmpty]: Start isEmpty. Operand 24828 states and 70566 transitions. [2021-05-22 01:08:33,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-05-22 01:08:33,623 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:33,623 INFO L521 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:33,824 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:33,825 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:33,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:33,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1602203767, now seen corresponding path program 3 times [2021-05-22 01:08:33,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:33,825 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997486469] [2021-05-22 01:08:33,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:33,886 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:33,886 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:33,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997486469] [2021-05-22 01:08:33,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997486469] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:33,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941423325] [2021-05-22 01:08:33,886 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:34,152 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-05-22 01:08:34,152 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:08:34,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-22 01:08:34,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:34,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941423325] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:34,276 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:34,276 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-05-22 01:08:34,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691710824] [2021-05-22 01:08:34,276 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-22 01:08:34,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:34,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-22 01:08:34,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-05-22 01:08:34,277 INFO L87 Difference]: Start difference. First operand 24828 states and 70566 transitions. Second operand has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 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) [2021-05-22 01:08:34,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:34,420 INFO L93 Difference]: Finished difference Result 24852 states and 70590 transitions. [2021-05-22 01:08:34,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-22 01:08:34,421 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 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 [2021-05-22 01:08:34,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:34,452 INFO L225 Difference]: With dead ends: 24852 [2021-05-22 01:08:34,452 INFO L226 Difference]: Without dead ends: 24852 [2021-05-22 01:08:34,453 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 67.4ms TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2021-05-22 01:08:34,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24852 states. [2021-05-22 01:08:34,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24852 to 24841. [2021-05-22 01:08:34,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24841 states, 24836 states have (on average 2.841802222580126) internal successors, (70579), 24840 states have internal predecessors, (70579), 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) [2021-05-22 01:08:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24841 states to 24841 states and 70579 transitions. [2021-05-22 01:08:34,910 INFO L78 Accepts]: Start accepts. Automaton has 24841 states and 70579 transitions. Word has length 83 [2021-05-22 01:08:34,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:34,911 INFO L482 AbstractCegarLoop]: Abstraction has 24841 states and 70579 transitions. [2021-05-22 01:08:34,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 8.363636363636363) internal successors, (92), 11 states have internal predecessors, (92), 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) [2021-05-22 01:08:34,911 INFO L276 IsEmpty]: Start isEmpty. Operand 24841 states and 70579 transitions. [2021-05-22 01:08:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-05-22 01:08:34,911 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:34,912 INFO L521 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:35,113 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:35,114 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:35,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:35,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1432600265, now seen corresponding path program 4 times [2021-05-22 01:08:35,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:35,114 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584125546] [2021-05-22 01:08:35,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:35,366 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:35,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584125546] [2021-05-22 01:08:35,366 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584125546] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:35,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979562918] [2021-05-22 01:08:35,367 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:36,144 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-22 01:08:36,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:08:36,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 10 conjunts are in the unsatisfiable core [2021-05-22 01:08:36,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:36,315 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979562918] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:36,315 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:36,315 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-05-22 01:08:36,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386264152] [2021-05-22 01:08:36,315 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-22 01:08:36,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:36,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-22 01:08:36,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-05-22 01:08:36,316 INFO L87 Difference]: Start difference. First operand 24841 states and 70579 transitions. Second operand has 13 states, 13 states have (on average 8.076923076923077) internal successors, (105), 13 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) [2021-05-22 01:08:36,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:36,498 INFO L93 Difference]: Finished difference Result 24865 states and 70603 transitions. [2021-05-22 01:08:36,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-22 01:08:36,499 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.076923076923077) internal successors, (105), 13 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 96 [2021-05-22 01:08:36,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:36,528 INFO L225 Difference]: With dead ends: 24865 [2021-05-22 01:08:36,528 INFO L226 Difference]: Without dead ends: 24865 [2021-05-22 01:08:36,529 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 179.9ms TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-05-22 01:08:36,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24865 states. [2021-05-22 01:08:36,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24865 to 24854. [2021-05-22 01:08:36,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24854 states, 24849 states have (on average 2.8408386655398608) internal successors, (70592), 24853 states have internal predecessors, (70592), 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) [2021-05-22 01:08:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24854 states to 24854 states and 70592 transitions. [2021-05-22 01:08:37,021 INFO L78 Accepts]: Start accepts. Automaton has 24854 states and 70592 transitions. Word has length 96 [2021-05-22 01:08:37,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:37,021 INFO L482 AbstractCegarLoop]: Abstraction has 24854 states and 70592 transitions. [2021-05-22 01:08:37,022 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 8.076923076923077) internal successors, (105), 13 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) [2021-05-22 01:08:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 24854 states and 70592 transitions. [2021-05-22 01:08:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-05-22 01:08:37,022 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:37,022 INFO L521 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:37,223 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:37,223 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:37,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:37,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1945041481, now seen corresponding path program 5 times [2021-05-22 01:08:37,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:37,224 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386663727] [2021-05-22 01:08:37,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:37,416 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:37,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386663727] [2021-05-22 01:08:37,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386663727] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:37,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720201917] [2021-05-22 01:08:37,416 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:46,652 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-22 01:08:46,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:08:46,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-22 01:08:46,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:46,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720201917] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:46,804 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:46,804 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-05-22 01:08:46,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700121306] [2021-05-22 01:08:46,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-22 01:08:46,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:46,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-22 01:08:46,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-05-22 01:08:46,805 INFO L87 Difference]: Start difference. First operand 24854 states and 70592 transitions. Second operand has 15 states, 15 states have (on average 7.866666666666666) internal successors, (118), 15 states have internal predecessors, (118), 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) [2021-05-22 01:08:46,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:46,983 INFO L93 Difference]: Finished difference Result 24878 states and 70616 transitions. [2021-05-22 01:08:46,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-22 01:08:46,984 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.866666666666666) internal successors, (118), 15 states have internal predecessors, (118), 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 [2021-05-22 01:08:46,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:47,012 INFO L225 Difference]: With dead ends: 24878 [2021-05-22 01:08:47,013 INFO L226 Difference]: Without dead ends: 24878 [2021-05-22 01:08:47,013 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 128.7ms TimeCoverageRelationStatistics Valid=196, Invalid=404, Unknown=0, NotChecked=0, Total=600 [2021-05-22 01:08:47,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24878 states. [2021-05-22 01:08:47,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24878 to 24867. [2021-05-22 01:08:47,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24867 states, 24862 states have (on average 2.83987611616121) internal successors, (70605), 24866 states have internal predecessors, (70605), 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) [2021-05-22 01:08:47,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24867 states to 24867 states and 70605 transitions. [2021-05-22 01:08:47,411 INFO L78 Accepts]: Start accepts. Automaton has 24867 states and 70605 transitions. Word has length 109 [2021-05-22 01:08:47,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:47,411 INFO L482 AbstractCegarLoop]: Abstraction has 24867 states and 70605 transitions. [2021-05-22 01:08:47,411 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 7.866666666666666) internal successors, (118), 15 states have internal predecessors, (118), 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) [2021-05-22 01:08:47,411 INFO L276 IsEmpty]: Start isEmpty. Operand 24867 states and 70605 transitions. [2021-05-22 01:08:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-05-22 01:08:47,412 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:47,412 INFO L521 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:47,617 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-05-22 01:08:47,617 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:47,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:47,618 INFO L82 PathProgramCache]: Analyzing trace with hash 136908407, now seen corresponding path program 6 times [2021-05-22 01:08:47,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:47,618 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573003541] [2021-05-22 01:08:47,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:47,737 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:47,737 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573003541] [2021-05-22 01:08:47,737 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573003541] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:47,737 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [104072562] [2021-05-22 01:08:47,737 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:53,059 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-22 01:08:53,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:08:53,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-22 01:08:53,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:53,220 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:53,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [104072562] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:53,221 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:53,221 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-05-22 01:08:53,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592861698] [2021-05-22 01:08:53,221 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-22 01:08:53,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:53,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-22 01:08:53,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-05-22 01:08:53,222 INFO L87 Difference]: Start difference. First operand 24867 states and 70605 transitions. Second operand has 17 states, 17 states have (on average 7.705882352941177) internal successors, (131), 17 states have internal predecessors, (131), 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) [2021-05-22 01:08:53,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:53,418 INFO L93 Difference]: Finished difference Result 24891 states and 70629 transitions. [2021-05-22 01:08:53,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-22 01:08:53,418 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 7.705882352941177) internal successors, (131), 17 states have internal predecessors, (131), 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 122 [2021-05-22 01:08:53,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:53,448 INFO L225 Difference]: With dead ends: 24891 [2021-05-22 01:08:53,448 INFO L226 Difference]: Without dead ends: 24891 [2021-05-22 01:08:53,448 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 149.0ms TimeCoverageRelationStatistics Valid=263, Invalid=549, Unknown=0, NotChecked=0, Total=812 [2021-05-22 01:08:53,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24891 states. [2021-05-22 01:08:53,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24891 to 24880. [2021-05-22 01:08:53,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24880 states, 24875 states have (on average 2.8389145728643217) internal successors, (70618), 24879 states have internal predecessors, (70618), 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) [2021-05-22 01:08:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24880 states to 24880 states and 70618 transitions. [2021-05-22 01:08:53,850 INFO L78 Accepts]: Start accepts. Automaton has 24880 states and 70618 transitions. Word has length 122 [2021-05-22 01:08:53,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:53,850 INFO L482 AbstractCegarLoop]: Abstraction has 24880 states and 70618 transitions. [2021-05-22 01:08:53,850 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 7.705882352941177) internal successors, (131), 17 states have internal predecessors, (131), 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) [2021-05-22 01:08:53,850 INFO L276 IsEmpty]: Start isEmpty. Operand 24880 states and 70618 transitions. [2021-05-22 01:08:53,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-05-22 01:08:53,851 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:53,851 INFO L521 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:54,064 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:54,065 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:54,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:54,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1949715191, now seen corresponding path program 7 times [2021-05-22 01:08:54,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:54,065 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530342910] [2021-05-22 01:08:54,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:54,191 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:54,191 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530342910] [2021-05-22 01:08:54,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530342910] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:54,191 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348332928] [2021-05-22 01:08:54,192 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:54,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-22 01:08:54,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:54,474 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348332928] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:54,474 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:54,474 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-05-22 01:08:54,474 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360036817] [2021-05-22 01:08:54,474 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-22 01:08:54,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:54,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-22 01:08:54,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-05-22 01:08:54,475 INFO L87 Difference]: Start difference. First operand 24880 states and 70618 transitions. Second operand has 19 states, 19 states have (on average 7.578947368421052) internal successors, (144), 19 states have internal predecessors, (144), 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) [2021-05-22 01:08:54,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:54,722 INFO L93 Difference]: Finished difference Result 24904 states and 70642 transitions. [2021-05-22 01:08:54,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-22 01:08:54,722 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 7.578947368421052) internal successors, (144), 19 states have internal predecessors, (144), 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 135 [2021-05-22 01:08:54,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:54,754 INFO L225 Difference]: With dead ends: 24904 [2021-05-22 01:08:54,754 INFO L226 Difference]: Without dead ends: 24904 [2021-05-22 01:08:54,755 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 216.9ms TimeCoverageRelationStatistics Valid=340, Invalid=716, Unknown=0, NotChecked=0, Total=1056 [2021-05-22 01:08:54,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24904 states. [2021-05-22 01:08:55,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24904 to 24893. [2021-05-22 01:08:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24893 states, 24888 states have (on average 2.8379540340726455) internal successors, (70631), 24892 states have internal predecessors, (70631), 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) [2021-05-22 01:08:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24893 states to 24893 states and 70631 transitions. [2021-05-22 01:08:55,156 INFO L78 Accepts]: Start accepts. Automaton has 24893 states and 70631 transitions. Word has length 135 [2021-05-22 01:08:55,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:55,156 INFO L482 AbstractCegarLoop]: Abstraction has 24893 states and 70631 transitions. [2021-05-22 01:08:55,157 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 7.578947368421052) internal successors, (144), 19 states have internal predecessors, (144), 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) [2021-05-22 01:08:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 24893 states and 70631 transitions. [2021-05-22 01:08:55,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-05-22 01:08:55,157 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:55,158 INFO L521 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:55,358 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:55,358 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:55,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:55,359 INFO L82 PathProgramCache]: Analyzing trace with hash -1922839625, now seen corresponding path program 8 times [2021-05-22 01:08:55,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:55,359 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846777265] [2021-05-22 01:08:55,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 372 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:55,683 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:55,683 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846777265] [2021-05-22 01:08:55,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846777265] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:55,684 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712428922] [2021-05-22 01:08:55,684 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:08:55,793 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-22 01:08:55,793 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:08:55,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 18 conjunts are in the unsatisfiable core [2021-05-22 01:08:55,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:08:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 372 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:55,975 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1712428922] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:55,975 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:08:55,975 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-05-22 01:08:55,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170245582] [2021-05-22 01:08:55,976 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-22 01:08:55,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:08:55,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-22 01:08:55,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-05-22 01:08:55,976 INFO L87 Difference]: Start difference. First operand 24893 states and 70631 transitions. Second operand has 21 states, 21 states have (on average 7.476190476190476) internal successors, (157), 21 states have internal predecessors, (157), 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) [2021-05-22 01:08:56,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:08:56,277 INFO L93 Difference]: Finished difference Result 24917 states and 70655 transitions. [2021-05-22 01:08:56,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-22 01:08:56,277 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 7.476190476190476) internal successors, (157), 21 states have internal predecessors, (157), 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 148 [2021-05-22 01:08:56,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:08:56,307 INFO L225 Difference]: With dead ends: 24917 [2021-05-22 01:08:56,307 INFO L226 Difference]: Without dead ends: 24917 [2021-05-22 01:08:56,308 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 413.3ms TimeCoverageRelationStatistics Valid=427, Invalid=905, Unknown=0, NotChecked=0, Total=1332 [2021-05-22 01:08:56,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24917 states. [2021-05-22 01:08:56,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24917 to 24906. [2021-05-22 01:08:56,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24906 states, 24901 states have (on average 2.836994498212923) internal successors, (70644), 24905 states have internal predecessors, (70644), 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) [2021-05-22 01:08:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24906 states to 24906 states and 70644 transitions. [2021-05-22 01:08:56,710 INFO L78 Accepts]: Start accepts. Automaton has 24906 states and 70644 transitions. Word has length 148 [2021-05-22 01:08:56,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:08:56,710 INFO L482 AbstractCegarLoop]: Abstraction has 24906 states and 70644 transitions. [2021-05-22 01:08:56,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 7.476190476190476) internal successors, (157), 21 states have internal predecessors, (157), 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) [2021-05-22 01:08:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 24906 states and 70644 transitions. [2021-05-22 01:08:56,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-05-22 01:08:56,711 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:08:56,711 INFO L521 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:08:56,924 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-05-22 01:08:56,925 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:08:56,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:08:56,925 INFO L82 PathProgramCache]: Analyzing trace with hash 169639881, now seen corresponding path program 9 times [2021-05-22 01:08:56,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:08:56,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775459809] [2021-05-22 01:08:56,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:08:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:08:57,111 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:08:57,111 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:08:57,111 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775459809] [2021-05-22 01:08:57,112 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775459809] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:08:57,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078196636] [2021-05-22 01:08:57,112 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:13:56,627 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-05-22 01:13:56,628 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:13:56,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 20 conjunts are in the unsatisfiable core [2021-05-22 01:13:56,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:13:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:13:56,965 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078196636] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:13:56,965 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:13:56,965 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-05-22 01:13:56,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193001437] [2021-05-22 01:13:56,966 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-22 01:13:56,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:13:56,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-22 01:13:56,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-05-22 01:13:56,967 INFO L87 Difference]: Start difference. First operand 24906 states and 70644 transitions. Second operand has 23 states, 23 states have (on average 7.391304347826087) internal successors, (170), 23 states have internal predecessors, (170), 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) [2021-05-22 01:13:57,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:13:57,266 INFO L93 Difference]: Finished difference Result 24930 states and 70668 transitions. [2021-05-22 01:13:57,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-22 01:13:57,266 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.391304347826087) internal successors, (170), 23 states have internal predecessors, (170), 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 161 [2021-05-22 01:13:57,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:13:57,296 INFO L225 Difference]: With dead ends: 24930 [2021-05-22 01:13:57,296 INFO L226 Difference]: Without dead ends: 24930 [2021-05-22 01:13:57,297 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 290.7ms TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2021-05-22 01:13:57,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24930 states. [2021-05-22 01:13:57,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24930 to 24919. [2021-05-22 01:13:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24919 states, 24914 states have (on average 2.8360359637151804) internal successors, (70657), 24918 states have internal predecessors, (70657), 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) [2021-05-22 01:13:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24919 states to 24919 states and 70657 transitions. [2021-05-22 01:13:57,698 INFO L78 Accepts]: Start accepts. Automaton has 24919 states and 70657 transitions. Word has length 161 [2021-05-22 01:13:57,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:13:57,698 INFO L482 AbstractCegarLoop]: Abstraction has 24919 states and 70657 transitions. [2021-05-22 01:13:57,698 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 7.391304347826087) internal successors, (170), 23 states have internal predecessors, (170), 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) [2021-05-22 01:13:57,699 INFO L276 IsEmpty]: Start isEmpty. Operand 24919 states and 70657 transitions. [2021-05-22 01:13:57,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-05-22 01:13:57,700 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:13:57,700 INFO L521 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:13:57,912 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-05-22 01:13:57,913 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-05-22 01:13:57,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:13:57,913 INFO L82 PathProgramCache]: Analyzing trace with hash -876578569, now seen corresponding path program 10 times [2021-05-22 01:13:57,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:13:57,913 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598420487] [2021-05-22 01:13:57,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:13:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:13:58,402 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-05-22 01:13:58,402 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:13:58,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598420487] [2021-05-22 01:13:58,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598420487] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:13:58,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667032929] [2021-05-22 01:13:58,402 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown