/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-13 21:47:06,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-13 21:47:06,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-13 21:47:06,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-13 21:47:06,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-13 21:47:06,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-13 21:47:06,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-13 21:47:06,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-13 21:47:06,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-13 21:47:06,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-13 21:47:06,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-13 21:47:06,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-13 21:47:06,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-13 21:47:06,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-13 21:47:06,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-13 21:47:06,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-13 21:47:06,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-13 21:47:06,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-13 21:47:06,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-13 21:47:06,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-13 21:47:06,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-13 21:47:06,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-13 21:47:06,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-13 21:47:06,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-13 21:47:06,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-13 21:47:06,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-13 21:47:06,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-13 21:47:06,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-13 21:47:06,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-13 21:47:06,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-13 21:47:06,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-13 21:47:06,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-13 21:47:06,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-13 21:47:06,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-13 21:47:06,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-13 21:47:06,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-13 21:47:06,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-13 21:47:06,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-13 21:47:06,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-13 21:47:06,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-13 21:47:06,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-13 21:47:06,527 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf [2021-07-13 21:47:06,565 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-13 21:47:06,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-13 21:47:06,566 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-13 21:47:06,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-13 21:47:06,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-13 21:47:06,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-13 21:47:06,571 INFO L138 SettingsManager]: * Use SBE=true [2021-07-13 21:47:06,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-13 21:47:06,572 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-13 21:47:06,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-13 21:47:06,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-13 21:47:06,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-13 21:47:06,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-13 21:47:06,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-13 21:47:06,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-13 21:47:06,573 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-13 21:47:06,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-13 21:47:06,573 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-13 21:47:06,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-13 21:47:06,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-13 21:47:06,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-13 21:47:06,584 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-13 21:47:06,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-13 21:47:06,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-13 21:47:06,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-13 21:47:06,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-13 21:47:06,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-13 21:47:06,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-13 21:47:06,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-13 21:47:06,585 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-13 21:47:06,586 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-13 21:47:06,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-13 21:47:06,586 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-13 21:47:06,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-13 21:47:06,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-13 21:47:06,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-13 21:47:06,947 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-13 21:47:06,949 INFO L275 PluginConnector]: CDTParser initialized [2021-07-13 21:47:06,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-07-13 21:47:07,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72dc2c2ed/5ee89f2a73434daf848ab67a310a886e/FLAGd91e17cf6 [2021-07-13 21:47:07,626 INFO L306 CDTParser]: Found 1 translation units. [2021-07-13 21:47:07,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_86-lists_racing.i [2021-07-13 21:47:07,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72dc2c2ed/5ee89f2a73434daf848ab67a310a886e/FLAGd91e17cf6 [2021-07-13 21:47:07,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72dc2c2ed/5ee89f2a73434daf848ab67a310a886e [2021-07-13 21:47:08,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-13 21:47:08,003 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-13 21:47:08,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-13 21:47:08,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-13 21:47:08,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-13 21:47:08,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ff47ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08, skipping insertion in model container [2021-07-13 21:47:08,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-13 21:47:08,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-13 21:47:08,452 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_86-lists_racing.i[46775,46788] [2021-07-13 21:47:08,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 21:47:08,606 INFO L203 MainTranslator]: Completed pre-run [2021-07-13 21:47:08,649 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_86-lists_racing.i[46775,46788] [2021-07-13 21:47:08,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-13 21:47:08,714 INFO L208 MainTranslator]: Completed translation [2021-07-13 21:47:08,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08 WrapperNode [2021-07-13 21:47:08,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-13 21:47:08,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-13 21:47:08,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-13 21:47:08,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-13 21:47:08,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-13 21:47:08,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-13 21:47:08,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-13 21:47:08,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-13 21:47:08,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (1/1) ... [2021-07-13 21:47:08,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-13 21:47:08,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-13 21:47:08,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-13 21:47:08,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-13 21:47:08,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (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 [2021-07-13 21:47:08,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-13 21:47:08,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-13 21:47:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-07-13 21:47:08,895 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-07-13 21:47:08,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-13 21:47:08,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-13 21:47:08,897 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-07-13 21:47:08,897 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-07-13 21:47:08,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-13 21:47:08,897 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-07-13 21:47:08,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-13 21:47:08,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-13 21:47:08,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-13 21:47:08,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-13 21:47:08,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-13 21:47:08,900 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-13 21:47:09,624 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-13 21:47:09,625 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-07-13 21:47:09,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 09:47:09 BoogieIcfgContainer [2021-07-13 21:47:09,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-13 21:47:09,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-13 21:47:09,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-13 21:47:09,630 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-13 21:47:09,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 09:47:08" (1/3) ... [2021-07-13 21:47:09,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e82c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 09:47:09, skipping insertion in model container [2021-07-13 21:47:09,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:47:08" (2/3) ... [2021-07-13 21:47:09,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e82c3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 09:47:09, skipping insertion in model container [2021-07-13 21:47:09,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 09:47:09" (3/3) ... [2021-07-13 21:47:09,633 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_86-lists_racing.i [2021-07-13 21:47:09,637 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-13 21:47:09,638 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-13 21:47:09,638 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-13 21:47:09,638 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-13 21:47:09,675 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,676 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,676 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,676 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,676 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,676 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,676 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,676 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,677 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,677 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,678 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,678 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,682 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,683 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,684 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,684 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,684 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,684 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,684 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,684 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,684 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,685 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,686 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,686 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,686 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,686 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,686 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,686 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,686 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,687 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,687 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,687 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,687 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,687 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,687 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,688 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,689 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,689 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,689 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,689 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,689 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,689 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,689 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,690 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,691 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,692 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,693 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,694 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,695 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,696 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,696 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,696 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,696 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,696 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,696 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,696 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,697 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,698 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,699 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,700 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,702 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,703 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,704 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,705 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,706 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,707 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,708 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,708 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,708 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,708 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,709 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,709 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,709 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,709 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,709 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,709 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,709 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,710 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,710 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,710 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,710 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,710 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,710 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,710 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,711 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,711 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,711 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,711 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,712 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,713 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,714 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,715 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,716 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,717 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,721 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,722 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,723 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,724 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,725 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,726 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,727 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,728 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,729 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,730 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,730 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,730 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,730 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,730 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,730 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,732 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,732 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,733 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,734 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,735 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,736 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,737 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,737 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret18.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,737 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,737 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,737 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,737 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,741 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,741 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,741 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,741 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,741 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,742 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,743 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,744 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,744 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,744 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,744 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,744 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,744 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,744 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-13 21:47:09,751 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-13 21:47:09,772 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-13 21:47:09,834 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 21:47:09,834 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 21:47:09,834 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 21:47:09,834 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 21:47:09,834 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 21:47:09,834 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 21:47:09,834 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 21:47:09,834 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == t2_funThread1of1ForFork0======== [2021-07-13 21:47:09,854 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 201 places, 221 transitions, 464 flow [2021-07-13 21:47:11,462 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 61805 states, 61796 states have (on average 3.15672535439187) internal successors, (195073), 61804 states have internal predecessors, (195073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:11,494 INFO L430 AbstractCegarLoop]: === Iteration 1 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:47:11,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:11,606 INFO L82 PathProgramCache]: Analyzing trace with hash 698128568, now seen corresponding path program 1 times [2021-07-13 21:47:11,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:11,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962170286] [2021-07-13 21:47:11,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:12,014 INFO L134 CoverageAnalysis]: Checked inductivity of 3299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3299 trivial. 0 not checked. [2021-07-13 21:47:12,015 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:12,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962170286] [2021-07-13 21:47:12,016 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962170286] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:47:12,016 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:47:12,016 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-13 21:47:12,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434829907] [2021-07-13 21:47:12,023 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-13 21:47:12,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:12,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-13 21:47:12,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-13 21:47:12,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,037 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:12,038 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 56.0) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:12,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,076 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-13 21:47:12,076 INFO L430 AbstractCegarLoop]: === Iteration 2 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:47:12,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:12,079 INFO L82 PathProgramCache]: Analyzing trace with hash -1456034819, now seen corresponding path program 1 times [2021-07-13 21:47:12,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:12,080 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722161442] [2021-07-13 21:47:12,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:47:12,178 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:12,178 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722161442] [2021-07-13 21:47:12,178 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722161442] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:47:12,179 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:47:12,179 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-13 21:47:12,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737868973] [2021-07-13 21:47:12,181 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 21:47:12,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:12,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 21:47:12,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 21:47:12,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,183 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:12,184 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:12,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:12,214 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-13 21:47:12,215 INFO L430 AbstractCegarLoop]: === Iteration 3 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:47:12,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:12,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1214176479, now seen corresponding path program 1 times [2021-07-13 21:47:12,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:12,216 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419946929] [2021-07-13 21:47:12,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:12,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-13 21:47:12,347 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:12,347 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419946929] [2021-07-13 21:47:12,347 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419946929] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:12,348 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066677895] [2021-07-13 21:47:12,348 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 [2021-07-13 21:47:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:12,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-13 21:47:12,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:12,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-13 21:47:12,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066677895] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:47:12,727 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-13 21:47:12,727 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-07-13 21:47:12,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489458470] [2021-07-13 21:47:12,727 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 21:47:12,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:12,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 21:47:12,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-13 21:47:12,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,729 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:12,730 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:12,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:12,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:12,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:12,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:13,012 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:13,013 INFO L430 AbstractCegarLoop]: === Iteration 4 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:47:13,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:13,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1862939059, now seen corresponding path program 1 times [2021-07-13 21:47:13,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:13,014 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981668926] [2021-07-13 21:47:13,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:13,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-13 21:47:13,109 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:13,109 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981668926] [2021-07-13 21:47:13,110 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981668926] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:13,110 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871675469] [2021-07-13 21:47:13,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:13,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-13 21:47:13,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:13,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-13 21:47:13,478 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1871675469] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:13,479 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:13,479 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-13 21:47:13,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839107033] [2021-07-13 21:47:13,479 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 21:47:13,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:13,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 21:47:13,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-13 21:47:13,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:13,480 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:13,480 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 7 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:13,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:13,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:13,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:13,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:13,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:13,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:13,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:13,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:13,753 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:13,754 INFO L430 AbstractCegarLoop]: === Iteration 5 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-13 21:47:13,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:13,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1689996175, now seen corresponding path program 2 times [2021-07-13 21:47:13,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:13,755 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539177046] [2021-07-13 21:47:13,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:13,832 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-07-13 21:47:13,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:13,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539177046] [2021-07-13 21:47:13,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539177046] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:13,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340643050] [2021-07-13 21:47:13,832 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 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 [2021-07-13 21:47:14,113 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-13 21:47:14,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:47:14,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-13 21:47:14,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-13 21:47:14,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1340643050] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:14,337 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:14,337 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-07-13 21:47:14,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052256396] [2021-07-13 21:47:14,338 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-13 21:47:14,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:14,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-13 21:47:14,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-07-13 21:47:14,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:14,339 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:14,339 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.1) internal successors, (171), 10 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:14,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:14,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:14,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:14,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:14,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:14,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:14,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:14,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:14,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:14,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:14,720 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:14,725 INFO L301 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork0 was SAFE (1/2) [2021-07-13 21:47:14,726 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-07-13 21:47:14,740 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-13 21:47:14,740 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-13 21:47:14,740 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-13 21:47:14,740 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-13 21:47:14,740 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-13 21:47:14,740 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-13 21:47:14,740 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-13 21:47:14,740 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-13 21:47:14,744 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 201 places, 221 transitions, 464 flow Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-13 21:47:15,319 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26077 states, 26072 states have (on average 2.9925207118748083) internal successors, (78021), 26076 states have internal predecessors, (78021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:15,320 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:15,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:15,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1798114124, now seen corresponding path program 1 times [2021-07-13 21:47:15,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:15,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312507052] [2021-07-13 21:47:15,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:15,336 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:15,336 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:15,336 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312507052] [2021-07-13 21:47:15,336 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312507052] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:47:15,336 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:47:15,336 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-13 21:47:15,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219369540] [2021-07-13 21:47:15,337 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-13 21:47:15,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:15,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-13 21:47:15,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-13 21:47:15,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,337 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:15,338 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:15,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,339 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-13 21:47:15,339 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:15,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:15,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1012392684, now seen corresponding path program 1 times [2021-07-13 21:47:15,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:15,339 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745784447] [2021-07-13 21:47:15,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:15,358 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:15,358 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:15,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745784447] [2021-07-13 21:47:15,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745784447] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:47:15,358 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-13 21:47:15,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-13 21:47:15,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527892486] [2021-07-13 21:47:15,359 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 21:47:15,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:15,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 21:47:15,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-13 21:47:15,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,359 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:15,359 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:15,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:15,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-13 21:47:15,371 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:15,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:15,372 INFO L82 PathProgramCache]: Analyzing trace with hash -898078904, now seen corresponding path program 1 times [2021-07-13 21:47:15,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:15,372 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97933183] [2021-07-13 21:47:15,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:15,407 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:15,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97933183] [2021-07-13 21:47:15,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97933183] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:15,407 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164123825] [2021-07-13 21:47:15,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:15,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-13 21:47:15,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-13 21:47:15,638 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164123825] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-13 21:47:15,638 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-13 21:47:15,639 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-07-13 21:47:15,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186485534] [2021-07-13 21:47:15,639 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-13 21:47:15,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:15,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-13 21:47:15,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-07-13 21:47:15,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,640 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:15,640 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:15,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:15,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:15,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:15,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:15,873 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:15,874 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:15,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:15,874 INFO L82 PathProgramCache]: Analyzing trace with hash 2079045191, now seen corresponding path program 1 times [2021-07-13 21:47:15,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:15,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465679220] [2021-07-13 21:47:15,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:15,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-13 21:47:15,920 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:15,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465679220] [2021-07-13 21:47:15,920 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465679220] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:15,920 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521410727] [2021-07-13 21:47:15,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:16,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-13 21:47:16,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-13 21:47:16,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [521410727] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:16,147 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:16,148 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-07-13 21:47:16,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541341688] [2021-07-13 21:47:16,148 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-13 21:47:16,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:16,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-13 21:47:16,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-13 21:47:16,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,149 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:16,149 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 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) [2021-07-13 21:47:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:16,396 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:16,397 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:16,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:16,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1745226347, now seen corresponding path program 2 times [2021-07-13 21:47:16,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:16,397 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402018242] [2021-07-13 21:47:16,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:16,445 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-13 21:47:16,445 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:16,445 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402018242] [2021-07-13 21:47:16,446 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402018242] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:16,446 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [491858626] [2021-07-13 21:47:16,446 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:16,560 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-13 21:47:16,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:47:16,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-13 21:47:16,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:16,702 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-13 21:47:16,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [491858626] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:16,702 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:16,702 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-07-13 21:47:16,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362370804] [2021-07-13 21:47:16,704 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-13 21:47:16,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:16,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-13 21:47:16,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-07-13 21:47:16,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,706 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:16,706 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 10 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:47:16,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:16,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:16,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:16,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:16,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:17,044 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-07-13 21:47:17,045 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:17,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:17,045 INFO L82 PathProgramCache]: Analyzing trace with hash 676929598, now seen corresponding path program 1 times [2021-07-13 21:47:17,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:17,046 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416625785] [2021-07-13 21:47:17,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:17,151 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:17,151 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:17,151 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416625785] [2021-07-13 21:47:17,151 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416625785] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:17,151 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785572919] [2021-07-13 21:47:17,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-07-13 21:47:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:17,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-13 21:47:17,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:17,474 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785572919] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:17,474 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:17,474 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-07-13 21:47:17,475 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747301583] [2021-07-13 21:47:17,475 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-13 21:47:17,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:17,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-13 21:47:17,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-07-13 21:47:17,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:17,476 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:17,476 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) [2021-07-13 21:47:17,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:17,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:17,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:17,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:17,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:17,476 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:17,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:17,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:17,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:17,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:17,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:17,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:47:17,792 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:17,793 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:17,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:17,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1076386150, now seen corresponding path program 2 times [2021-07-13 21:47:17,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:17,793 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821679357] [2021-07-13 21:47:17,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:17,942 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:17,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:17,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821679357] [2021-07-13 21:47:17,942 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821679357] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:17,943 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727262137] [2021-07-13 21:47:17,943 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 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 [2021-07-13 21:47:18,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-13 21:47:18,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:47:18,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-13 21:47:18,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:18,265 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:18,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [727262137] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:18,265 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:18,265 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-07-13 21:47:18,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535101277] [2021-07-13 21:47:18,266 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-13 21:47:18,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:18,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-13 21:47:18,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-07-13 21:47:18,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:18,267 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:18,267 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) [2021-07-13 21:47:18,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:18,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:18,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:18,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:18,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:18,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:47:18,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:18,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:47:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:47:18,645 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:47:18,646 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:18,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:18,646 INFO L82 PathProgramCache]: Analyzing trace with hash 139941310, now seen corresponding path program 3 times [2021-07-13 21:47:18,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:18,646 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351383816] [2021-07-13 21:47:18,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:18,779 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:18,779 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351383816] [2021-07-13 21:47:18,779 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351383816] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:18,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1375070340] [2021-07-13 21:47:18,780 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 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 [2021-07-13 21:47:23,481 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-07-13 21:47:23,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:47:23,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-13 21:47:23,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:23,691 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:23,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1375070340] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:23,691 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:23,691 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-07-13 21:47:23,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253623919] [2021-07-13 21:47:23,693 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-13 21:47:23,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:23,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-13 21:47:23,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-07-13 21:47:23,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:23,694 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:23,694 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) [2021-07-13 21:47:23,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:23,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:23,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:23,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:23,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:23,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:47:23,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:47:23,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:23,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:23,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:23,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:23,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:23,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:23,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:47:23,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:47:23,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:47:24,113 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-07-13 21:47:24,113 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:24,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:24,113 INFO L82 PathProgramCache]: Analyzing trace with hash 641491226, now seen corresponding path program 4 times [2021-07-13 21:47:24,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:24,113 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917260004] [2021-07-13 21:47:24,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:24,264 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:24,264 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917260004] [2021-07-13 21:47:24,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917260004] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:24,265 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558532019] [2021-07-13 21:47:24,265 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 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 [2021-07-13 21:47:27,311 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-13 21:47:27,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:47:27,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-13 21:47:27,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:47:27,570 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:27,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558532019] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:27,571 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:47:27,571 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-07-13 21:47:27,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619146957] [2021-07-13 21:47:27,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-13 21:47:27,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:47:27,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-13 21:47:27,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-07-13 21:47:27,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:27,578 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:47:27,578 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) [2021-07-13 21:47:27,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:27,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:27,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:27,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:27,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:27,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:47:27,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:47:27,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:47:27,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:47:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:47:28,007 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-07-13 21:47:28,007 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:47:28,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:47:28,008 INFO L82 PathProgramCache]: Analyzing trace with hash 936749886, now seen corresponding path program 5 times [2021-07-13 21:47:28,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:47:28,008 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984851848] [2021-07-13 21:47:28,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:47:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:47:28,233 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:47:28,233 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:47:28,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984851848] [2021-07-13 21:47:28,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984851848] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:47:28,234 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685783450] [2021-07-13 21:47:28,234 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 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 [2021-07-13 21:49:14,280 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-07-13 21:49:14,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:49:14,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-13 21:49:14,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:49:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:49:14,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [685783450] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:49:14,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:49:14,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-07-13 21:49:14,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443906879] [2021-07-13 21:49:14,585 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-13 21:49:14,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:49:14,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-13 21:49:14,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-07-13 21:49:14,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:49:14,585 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:49:14,586 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) [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:49:14,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:49:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:49:14,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:49:14,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-13 21:49:15,058 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-07-13 21:49:15,059 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:49:15,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:49:15,059 INFO L82 PathProgramCache]: Analyzing trace with hash 643103642, now seen corresponding path program 6 times [2021-07-13 21:49:15,059 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:49:15,059 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133053079] [2021-07-13 21:49:15,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:49:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:49:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 372 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:49:15,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:49:15,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133053079] [2021-07-13 21:49:15,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133053079] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:49:15,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462131914] [2021-07-13 21:49:15,286 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:53:22,345 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-07-13 21:53:22,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:53:22,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-13 21:53:22,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:53:22,755 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 372 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:53:22,755 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462131914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:53:22,755 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:53:22,755 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-07-13 21:53:22,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235549356] [2021-07-13 21:53:22,757 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-13 21:53:22,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:53:22,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-13 21:53:22,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-07-13 21:53:22,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:22,758 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:53:22,758 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) [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-13 21:53:22,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:23,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:53:23,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-13 21:53:23,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-13 21:53:23,288 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:53:23,289 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:53:23,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:53:23,289 INFO L82 PathProgramCache]: Analyzing trace with hash 2028740798, now seen corresponding path program 7 times [2021-07-13 21:53:23,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:53:23,289 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356778016] [2021-07-13 21:53:23,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:53:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:53:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:53:23,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:53:23,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356778016] [2021-07-13 21:53:23,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356778016] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:53:23,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [580769090] [2021-07-13 21:53:23,553 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:53:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:53:23,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-13 21:53:23,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:53:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:53:23,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [580769090] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:53:23,979 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:53:23,979 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-07-13 21:53:23,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439298497] [2021-07-13 21:53:23,979 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-13 21:53:23,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:53:23,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-13 21:53:23,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-07-13 21:53:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:23,981 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:53:23,981 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) [2021-07-13 21:53:23,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:23,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:23,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-13 21:53:23,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:24,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-13 21:53:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-13 21:53:24,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-13 21:53:24,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-13 21:53:24,573 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:53:24,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:53:24,573 INFO L82 PathProgramCache]: Analyzing trace with hash 621377050, now seen corresponding path program 8 times [2021-07-13 21:53:24,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:53:24,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357057591] [2021-07-13 21:53:24,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:53:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:53:24,867 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:53:24,868 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:53:24,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357057591] [2021-07-13 21:53:24,868 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357057591] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:53:24,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74656811] [2021-07-13 21:53:24,868 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-13 21:53:25,022 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-13 21:53:25,023 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-13 21:53:25,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-13 21:53:25,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-13 21:53:25,332 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:53:25,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74656811] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:53:25,332 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-13 21:53:25,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 25 [2021-07-13 21:53:25,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313999741] [2021-07-13 21:53:25,333 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-13 21:53:25,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-13 21:53:25,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-13 21:53:25,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600 [2021-07-13 21:53:25,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:25,335 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-13 21:53:25,335 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 7.32) internal successors, (183), 25 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-13 21:53:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:25,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-13 21:53:25,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-13 21:53:25,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-13 21:53:25,924 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-07-13 21:53:25,925 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-07-13 21:53:25,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-13 21:53:25,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1615677890, now seen corresponding path program 9 times [2021-07-13 21:53:25,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-13 21:53:25,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093172914] [2021-07-13 21:53:25,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-13 21:53:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-13 21:53:26,246 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 726 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-13 21:53:26,246 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-13 21:53:26,246 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093172914] [2021-07-13 21:53:26,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093172914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-13 21:53:26,246 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265473353] [2021-07-13 21:53:26,247 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown