/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 23:31:14,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 23:31:14,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 23:31:14,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 23:31:14,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 23:31:14,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 23:31:14,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 23:31:14,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 23:31:14,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 23:31:14,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 23:31:14,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 23:31:14,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 23:31:14,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 23:31:14,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 23:31:14,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 23:31:14,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 23:31:14,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 23:31:14,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 23:31:14,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 23:31:14,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 23:31:14,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 23:31:14,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 23:31:14,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 23:31:14,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 23:31:14,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-21 23:31:14,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-21 23:31:14,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-21 23:31:14,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-21 23:31:14,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-21 23:31:14,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-21 23:31:14,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 23:31:14,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 23:31:14,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 23:31:14,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 23:31:14,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 23:31:14,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 23:31:14,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 23:31:14,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 23:31:14,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 23:31:14,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 23:31:14,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 23:31:14,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf [2020-10-21 23:31:14,443 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 23:31:14,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 23:31:14,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 23:31:14,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 23:31:14,445 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 23:31:14,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 23:31:14,446 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 23:31:14,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 23:31:14,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 23:31:14,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 23:31:14,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 23:31:14,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 23:31:14,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 23:31:14,449 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 23:31:14,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 23:31:14,449 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 23:31:14,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 23:31:14,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 23:31:14,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 23:31:14,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 23:31:14,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 23:31:14,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 23:31:14,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 23:31:14,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-21 23:31:14,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 23:31:14,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 23:31:14,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 23:31:14,452 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-21 23:31:14,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 23:31:14,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 23:31:14,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 23:31:14,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 23:31:14,769 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 23:31:14,770 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 23:31:14,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i [2020-10-21 23:31:14,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad7461f30/626a0ff63775431bacf1aa3845f1eaf2/FLAG2a1579940 [2020-10-21 23:31:15,386 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 23:31:15,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_87-lists_racefree.i [2020-10-21 23:31:15,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad7461f30/626a0ff63775431bacf1aa3845f1eaf2/FLAG2a1579940 [2020-10-21 23:31:15,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad7461f30/626a0ff63775431bacf1aa3845f1eaf2 [2020-10-21 23:31:15,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 23:31:15,592 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 23:31:15,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 23:31:15,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 23:31:15,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 23:31:15,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:31:15" (1/1) ... [2020-10-21 23:31:15,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be6384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:15, skipping insertion in model container [2020-10-21 23:31:15,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 11:31:15" (1/1) ... [2020-10-21 23:31:15,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 23:31:15,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 23:31:16,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:31:16,479 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 23:31:16,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 23:31:16,704 INFO L208 MainTranslator]: Completed translation [2020-10-21 23:31:16,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16 WrapperNode [2020-10-21 23:31:16,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 23:31:16,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 23:31:16,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 23:31:16,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 23:31:16,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 23:31:16,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 23:31:16,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 23:31:16,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 23:31:16,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... [2020-10-21 23:31:16,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 23:31:16,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 23:31:16,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 23:31:16,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 23:31:16,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 23:31:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 23:31:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-21 23:31:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2020-10-21 23:31:16,899 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2020-10-21 23:31:16,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 23:31:16,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-21 23:31:16,901 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2020-10-21 23:31:16,901 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2020-10-21 23:31:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 23:31:16,902 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-21 23:31:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-21 23:31:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-21 23:31:16,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 23:31:16,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 23:31:16,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 23:31:16,907 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-21 23:31:17,574 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 23:31:17,575 INFO L298 CfgBuilder]: Removed 32 assume(true) statements. [2020-10-21 23:31:17,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:31:17 BoogieIcfgContainer [2020-10-21 23:31:17,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 23:31:17,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 23:31:17,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 23:31:17,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 23:31:17,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 11:31:15" (1/3) ... [2020-10-21 23:31:17,584 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1123115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:31:17, skipping insertion in model container [2020-10-21 23:31:17,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 11:31:16" (2/3) ... [2020-10-21 23:31:17,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1123115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 11:31:17, skipping insertion in model container [2020-10-21 23:31:17,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 11:31:17" (3/3) ... [2020-10-21 23:31:17,587 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_87-lists_racefree.i [2020-10-21 23:31:17,599 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 23:31:17,600 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-21 23:31:17,608 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-21 23:31:17,609 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 23:31:17,653 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,654 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,654 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,654 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,654 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,655 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,655 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,655 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,655 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,656 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,656 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,656 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,656 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,656 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,656 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,657 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,657 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,657 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,657 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,657 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,657 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,658 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,658 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,658 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,658 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,658 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,658 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,659 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,659 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,659 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,659 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,659 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,660 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,660 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,660 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,660 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,660 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,661 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,661 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,661 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,661 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,661 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,662 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,662 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,662 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,662 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,662 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,663 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,663 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,663 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,663 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,663 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,663 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,664 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,664 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,664 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,664 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,664 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,665 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,665 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,665 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,665 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,665 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,666 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,666 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,666 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,666 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,666 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,667 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,667 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,667 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,667 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,667 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,667 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,668 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,668 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,668 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,668 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,668 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,669 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,669 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,669 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,669 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,670 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,670 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,670 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,670 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,670 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,671 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,671 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,671 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,671 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,671 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,672 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,672 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,672 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,672 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,673 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,673 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,673 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,673 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,674 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,674 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,674 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,674 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,674 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,675 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,675 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,675 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,675 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,675 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,676 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,676 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,676 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,676 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,676 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,676 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,677 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,677 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,677 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,678 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,678 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,678 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,679 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,679 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,679 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,679 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,680 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,681 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,681 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,682 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,682 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,682 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,682 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,682 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,682 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,683 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,683 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,683 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,683 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,683 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,683 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,684 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,684 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,684 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,684 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,684 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,685 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,685 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,685 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,685 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,685 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,685 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,686 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,686 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,686 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,686 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,686 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,687 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,687 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,687 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,687 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,687 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,688 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,688 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,688 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,688 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,688 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,689 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,689 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,689 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,689 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,689 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,689 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,690 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,690 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,690 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,690 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,690 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,690 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,691 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,691 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,691 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,691 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,691 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,691 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,692 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,692 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,692 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,692 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,692 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,693 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,693 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,693 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,693 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,693 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,693 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,694 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,694 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,694 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,694 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,694 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,694 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,695 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,695 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,695 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,695 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,695 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,696 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,699 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,700 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,700 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,701 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,702 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~short8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,702 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,702 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,702 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,703 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,703 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,703 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,703 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,703 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,704 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~post25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,704 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~mem16.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,705 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,705 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,706 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,706 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,706 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,706 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_#t~ret17.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,706 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,707 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork0_take_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,707 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork0_take_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,715 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,715 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,716 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,716 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,716 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,716 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~malloc12.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,716 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,716 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,717 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,717 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,717 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,718 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,718 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~mem14.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,718 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~node.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,718 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,719 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~list.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,719 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_insert_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,719 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,719 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,719 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork1_init_~p.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~node.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_insert_#in~list.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_init_#in~p.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,720 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork1_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 23:31:17,729 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-21 23:31:17,742 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-10-21 23:31:17,763 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 23:31:17,764 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 23:31:17,764 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-21 23:31:17,764 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 23:31:17,764 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 23:31:17,764 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 23:31:17,764 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 23:31:17,764 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 23:31:17,782 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-21 23:31:17,783 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 195 places, 216 transitions, 454 flow [2020-10-21 23:31:17,786 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 195 places, 216 transitions, 454 flow [2020-10-21 23:31:17,788 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 195 places, 216 transitions, 454 flow [2020-10-21 23:31:17,930 INFO L129 PetriNetUnfolder]: 56/406 cut-off events. [2020-10-21 23:31:17,930 INFO L130 PetriNetUnfolder]: For 8/16 co-relation queries the response was YES. [2020-10-21 23:31:17,946 INFO L80 FinitePrefix]: Finished finitePrefix Result has 426 conditions, 406 events. 56/406 cut-off events. For 8/16 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1673 event pairs, 0 based on Foata normal form. 0/340 useless extension candidates. Maximal degree in co-relation 207. Up to 8 conditions per place. [2020-10-21 23:31:17,969 INFO L116 LiptonReduction]: Number of co-enabled transitions 14562 [2020-10-21 23:31:18,780 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-21 23:31:18,803 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 23:31:18,809 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-21 23:31:18,825 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 23:31:18,827 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-21 23:31:18,828 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:79, output treesize:55 [2020-10-21 23:31:19,959 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-21 23:31:19,986 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 23:31:19,987 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-10-21 23:31:19,988 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:128, output treesize:132 [2020-10-21 23:31:21,451 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2020-10-21 23:31:21,653 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-21 23:31:21,796 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-21 23:31:22,227 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-21 23:31:22,353 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-21 23:31:23,088 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 129 [2020-10-21 23:31:23,352 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-21 23:31:23,382 INFO L131 LiptonReduction]: Checked pairs total: 26151 [2020-10-21 23:31:23,382 INFO L133 LiptonReduction]: Total number of compositions: 173 [2020-10-21 23:31:23,389 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57 places, 70 transitions, 162 flow [2020-10-21 23:31:23,544 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 2798 states. [2020-10-21 23:31:23,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states. [2020-10-21 23:31:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-21 23:31:23,556 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:31:23,557 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2020-10-21 23:31:23,558 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:31:23,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:31:23,564 INFO L82 PathProgramCache]: Analyzing trace with hash 424878914, now seen corresponding path program 1 times [2020-10-21 23:31:23,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:31:23,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148269637] [2020-10-21 23:31:23,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:31:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:31:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:23,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148269637] [2020-10-21 23:31:23,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 23:31:23,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 23:31:23,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997772686] [2020-10-21 23:31:23,830 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 23:31:23,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:31:23,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 23:31:23,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:31:23,849 INFO L87 Difference]: Start difference. First operand 2798 states. Second operand 3 states. [2020-10-21 23:31:23,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:31:23,933 INFO L93 Difference]: Finished difference Result 2685 states and 7259 transitions. [2020-10-21 23:31:23,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 23:31:23,935 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-21 23:31:23,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:31:23,980 INFO L225 Difference]: With dead ends: 2685 [2020-10-21 23:31:23,980 INFO L226 Difference]: Without dead ends: 1665 [2020-10-21 23:31:23,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 23:31:24,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1665 states. [2020-10-21 23:31:24,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1665 to 1665. [2020-10-21 23:31:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1665 states. [2020-10-21 23:31:24,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1665 states and 4417 transitions. [2020-10-21 23:31:24,178 INFO L78 Accepts]: Start accepts. Automaton has 1665 states and 4417 transitions. Word has length 7 [2020-10-21 23:31:24,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:31:24,187 INFO L481 AbstractCegarLoop]: Abstraction has 1665 states and 4417 transitions. [2020-10-21 23:31:24,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 23:31:24,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 4417 transitions. [2020-10-21 23:31:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-10-21 23:31:24,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:31:24,188 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-10-21 23:31:24,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 23:31:24,189 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:31:24,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:31:24,191 INFO L82 PathProgramCache]: Analyzing trace with hash 2100714074, now seen corresponding path program 1 times [2020-10-21 23:31:24,191 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:31:24,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196115930] [2020-10-21 23:31:24,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:31:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:31:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:24,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196115930] [2020-10-21 23:31:24,314 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287874576] [2020-10-21 23:31:24,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:31:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:31:24,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-21 23:31:24,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:31:24,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:24,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-21 23:31:24,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2020-10-21 23:31:24,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416195122] [2020-10-21 23:31:24,478 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 23:31:24,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:31:24,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 23:31:24,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-21 23:31:24,479 INFO L87 Difference]: Start difference. First operand 1665 states and 4417 transitions. Second operand 4 states. [2020-10-21 23:31:24,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:31:24,515 INFO L93 Difference]: Finished difference Result 1666 states and 4418 transitions. [2020-10-21 23:31:24,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-21 23:31:24,515 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2020-10-21 23:31:24,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:31:24,527 INFO L225 Difference]: With dead ends: 1666 [2020-10-21 23:31:24,527 INFO L226 Difference]: Without dead ends: 1666 [2020-10-21 23:31:24,528 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-21 23:31:24,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2020-10-21 23:31:24,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 1666. [2020-10-21 23:31:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1666 states. [2020-10-21 23:31:24,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 4418 transitions. [2020-10-21 23:31:24,581 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 4418 transitions. Word has length 8 [2020-10-21 23:31:24,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:31:24,581 INFO L481 AbstractCegarLoop]: Abstraction has 1666 states and 4418 transitions. [2020-10-21 23:31:24,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 23:31:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 4418 transitions. [2020-10-21 23:31:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-21 23:31:24,582 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:31:24,582 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2020-10-21 23:31:24,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-10-21 23:31:24,797 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:31:24,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:31:24,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1782970814, now seen corresponding path program 2 times [2020-10-21 23:31:24,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:31:24,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899118668] [2020-10-21 23:31:24,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:31:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:31:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:24,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899118668] [2020-10-21 23:31:24,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727225254] [2020-10-21 23:31:24,913 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:31:25,004 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-21 23:31:25,005 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-21 23:31:25,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-21 23:31:25,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:31:25,017 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:25,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-21 23:31:25,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-10-21 23:31:25,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515885126] [2020-10-21 23:31:25,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 23:31:25,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:31:25,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 23:31:25,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:31:25,019 INFO L87 Difference]: Start difference. First operand 1666 states and 4418 transitions. Second operand 5 states. [2020-10-21 23:31:25,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:31:25,053 INFO L93 Difference]: Finished difference Result 1667 states and 4419 transitions. [2020-10-21 23:31:25,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 23:31:25,054 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2020-10-21 23:31:25,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:31:25,065 INFO L225 Difference]: With dead ends: 1667 [2020-10-21 23:31:25,065 INFO L226 Difference]: Without dead ends: 1667 [2020-10-21 23:31:25,065 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-21 23:31:25,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1667 states. [2020-10-21 23:31:25,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1667 to 1667. [2020-10-21 23:31:25,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1667 states. [2020-10-21 23:31:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1667 states and 4419 transitions. [2020-10-21 23:31:25,118 INFO L78 Accepts]: Start accepts. Automaton has 1667 states and 4419 transitions. Word has length 9 [2020-10-21 23:31:25,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:31:25,118 INFO L481 AbstractCegarLoop]: Abstraction has 1667 states and 4419 transitions. [2020-10-21 23:31:25,118 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 23:31:25,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 4419 transitions. [2020-10-21 23:31:25,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-21 23:31:25,119 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:31:25,119 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1] [2020-10-21 23:31:25,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:31:25,333 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:31:25,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:31:25,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1918118054, now seen corresponding path program 3 times [2020-10-21 23:31:25,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:31:25,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64566816] [2020-10-21 23:31:25,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:31:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:31:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:25,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64566816] [2020-10-21 23:31:25,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889997191] [2020-10-21 23:31:25,518 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:31:25,770 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2020-10-21 23:31:25,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-21 23:31:25,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-21 23:31:25,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:31:25,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:25,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-21 23:31:25,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2020-10-21 23:31:25,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561362996] [2020-10-21 23:31:25,790 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-21 23:31:25,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:31:25,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-21 23:31:25,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-21 23:31:25,791 INFO L87 Difference]: Start difference. First operand 1667 states and 4419 transitions. Second operand 6 states. [2020-10-21 23:31:25,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:31:25,842 INFO L93 Difference]: Finished difference Result 1668 states and 4420 transitions. [2020-10-21 23:31:25,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 23:31:25,845 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2020-10-21 23:31:25,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:31:25,856 INFO L225 Difference]: With dead ends: 1668 [2020-10-21 23:31:25,857 INFO L226 Difference]: Without dead ends: 1668 [2020-10-21 23:31:25,860 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-21 23:31:25,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1668 states. [2020-10-21 23:31:25,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1668 to 1668. [2020-10-21 23:31:25,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1668 states. [2020-10-21 23:31:25,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1668 states and 4420 transitions. [2020-10-21 23:31:25,912 INFO L78 Accepts]: Start accepts. Automaton has 1668 states and 4420 transitions. Word has length 10 [2020-10-21 23:31:25,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:31:25,912 INFO L481 AbstractCegarLoop]: Abstraction has 1668 states and 4420 transitions. [2020-10-21 23:31:25,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-21 23:31:25,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 4420 transitions. [2020-10-21 23:31:25,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-21 23:31:25,915 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:31:25,915 INFO L422 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2020-10-21 23:31:26,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:31:26,130 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:31:26,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:31:26,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1812715198, now seen corresponding path program 4 times [2020-10-21 23:31:26,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:31:26,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874820318] [2020-10-21 23:31:26,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:31:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:31:26,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:26,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874820318] [2020-10-21 23:31:26,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [227109310] [2020-10-21 23:31:26,245 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:31:26,343 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-21 23:31:26,344 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-21 23:31:26,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-21 23:31:26,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 23:31:26,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:26,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-21 23:31:26,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2020-10-21 23:31:26,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529494592] [2020-10-21 23:31:26,362 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-21 23:31:26,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 23:31:26,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-21 23:31:26,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:31:26,363 INFO L87 Difference]: Start difference. First operand 1668 states and 4420 transitions. Second operand 7 states. [2020-10-21 23:31:26,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 23:31:26,412 INFO L93 Difference]: Finished difference Result 1669 states and 4421 transitions. [2020-10-21 23:31:26,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-21 23:31:26,412 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 11 [2020-10-21 23:31:26,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 23:31:26,424 INFO L225 Difference]: With dead ends: 1669 [2020-10-21 23:31:26,424 INFO L226 Difference]: Without dead ends: 1669 [2020-10-21 23:31:26,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-10-21 23:31:26,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1669 states. [2020-10-21 23:31:26,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1669 to 1669. [2020-10-21 23:31:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1669 states. [2020-10-21 23:31:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 4421 transitions. [2020-10-21 23:31:26,471 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 4421 transitions. Word has length 11 [2020-10-21 23:31:26,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 23:31:26,472 INFO L481 AbstractCegarLoop]: Abstraction has 1669 states and 4421 transitions. [2020-10-21 23:31:26,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-21 23:31:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 4421 transitions. [2020-10-21 23:31:26,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-21 23:31:26,473 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 23:31:26,473 INFO L422 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1] [2020-10-21 23:31:26,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 23:31:26,689 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 23:31:26,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 23:31:26,689 INFO L82 PathProgramCache]: Analyzing trace with hash 1454773338, now seen corresponding path program 5 times [2020-10-21 23:31:26,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 23:31:26,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28050074] [2020-10-21 23:31:26,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 23:31:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 23:31:26,773 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 23:31:26,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28050074] [2020-10-21 23:31:26,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355660387] [2020-10-21 23:31:26,774 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown