/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-1d1d2b5 [2020-10-21 22:27:24,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-21 22:27:24,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-21 22:27:24,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-21 22:27:24,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-21 22:27:24,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-21 22:27:24,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-21 22:27:24,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-21 22:27:24,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-21 22:27:24,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-21 22:27:24,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-21 22:27:24,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-21 22:27:24,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-21 22:27:24,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-21 22:27:24,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-21 22:27:24,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-21 22:27:24,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-21 22:27:24,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-21 22:27:24,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-21 22:27:24,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-21 22:27:24,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-21 22:27:24,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-21 22:27:24,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-21 22:27:24,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-21 22:27:24,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-21 22:27:24,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-21 22:27:24,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-21 22:27:24,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-21 22:27:24,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-21 22:27:24,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-21 22:27:24,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-21 22:27:24,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-21 22:27:24,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-21 22:27:24,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-21 22:27:24,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-21 22:27:24,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-21 22:27:24,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-21 22:27:24,690 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-21 22:27:24,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-21 22:27:24,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-21 22:27:24,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-21 22:27:24,693 INFO L138 SettingsManager]: * Use SBE=true [2020-10-21 22:27:24,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-21 22:27:24,693 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-21 22:27:24,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-21 22:27:24,694 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-21 22:27:24,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-21 22:27:24,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-21 22:27:24,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-21 22:27:24,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-21 22:27:24,696 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-21 22:27:24,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-21 22:27:24,697 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-21 22:27:24,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-21 22:27:24,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-21 22:27:24,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-21 22:27:24,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-21 22:27:24,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-21 22:27:24,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-21 22:27:24,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-21 22:27:24,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-21 22:27:24,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-21 22:27:24,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-21 22:27:24,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-21 22:27:24,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-21 22:27:24,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-21 22:27:24,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-21 22:27:25,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-21 22:27:25,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-21 22:27:25,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-21 22:27:25,039 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-21 22:27:25,039 INFO L275 PluginConnector]: CDTParser initialized [2020-10-21 22:27:25,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2020-10-21 22:27:25,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70175bf92/4c17d5b6b7904a0da1ea544f602da730/FLAG83288bfed [2020-10-21 22:27:25,707 INFO L306 CDTParser]: Found 1 translation units. [2020-10-21 22:27:25,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_90-arrayloop2_racing.i [2020-10-21 22:27:25,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70175bf92/4c17d5b6b7904a0da1ea544f602da730/FLAG83288bfed [2020-10-21 22:27:25,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70175bf92/4c17d5b6b7904a0da1ea544f602da730 [2020-10-21 22:27:25,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-21 22:27:26,002 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-21 22:27:26,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-21 22:27:26,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-21 22:27:26,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-21 22:27:26,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 10:27:25" (1/1) ... [2020-10-21 22:27:26,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c7bcf67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26, skipping insertion in model container [2020-10-21 22:27:26,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 10:27:25" (1/1) ... [2020-10-21 22:27:26,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-21 22:27:26,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-21 22:27:26,607 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,607 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,608 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,608 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 22:27:26,663 INFO L203 MainTranslator]: Completed pre-run [2020-10-21 22:27:26,736 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,737 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,739 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,740 WARN L1500 CHandler]: Possible shadowing of function new [2020-10-21 22:27:26,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-21 22:27:26,949 INFO L208 MainTranslator]: Completed translation [2020-10-21 22:27:26,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26 WrapperNode [2020-10-21 22:27:26,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-21 22:27:26,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-21 22:27:26,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-21 22:27:26,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-21 22:27:26,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-21 22:27:27,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-21 22:27:27,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-21 22:27:27,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-21 22:27:27,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (1/1) ... [2020-10-21 22:27:27,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-21 22:27:27,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-21 22:27:27,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-21 22:27:27,192 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-21 22:27:27,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (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 22:27:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-21 22:27:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-21 22:27:27,266 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2020-10-21 22:27:27,266 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2020-10-21 22:27:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-21 22:27:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-21 22:27:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2020-10-21 22:27:27,267 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2020-10-21 22:27:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-21 22:27:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-21 22:27:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-21 22:27:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-21 22:27:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-21 22:27:27,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-21 22:27:27,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-21 22:27:27,271 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 22:27:28,052 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-21 22:27:28,052 INFO L298 CfgBuilder]: Removed 54 assume(true) statements. [2020-10-21 22:27:28,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:27:28 BoogieIcfgContainer [2020-10-21 22:27:28,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-21 22:27:28,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-21 22:27:28,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-21 22:27:28,068 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-21 22:27:28,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 10:27:25" (1/3) ... [2020-10-21 22:27:28,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50def2f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 10:27:28, skipping insertion in model container [2020-10-21 22:27:28,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 10:27:26" (2/3) ... [2020-10-21 22:27:28,070 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50def2f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 10:27:28, skipping insertion in model container [2020-10-21 22:27:28,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 10:27:28" (3/3) ... [2020-10-21 22:27:28,073 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_90-arrayloop2_racing.i [2020-10-21 22:27:28,084 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-21 22:27:28,085 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-21 22:27:28,093 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-21 22:27:28,094 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-21 22:27:28,138 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,138 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,139 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,139 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,139 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,139 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,140 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,140 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,140 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,140 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,140 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,141 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,141 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,141 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,141 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,141 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,142 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,142 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,142 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,142 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,142 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,143 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,143 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,143 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,143 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,143 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,144 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,144 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,144 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,144 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,144 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,145 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,145 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,145 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,145 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,146 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,146 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,146 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,146 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,146 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,146 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,147 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,147 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,147 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,147 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,147 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,148 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,148 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,148 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,148 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,149 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,149 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,149 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,149 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,149 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,150 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,150 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,150 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,150 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,150 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,151 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,151 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,151 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,151 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,151 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,151 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,152 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,152 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,152 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,152 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,153 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,153 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,153 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,153 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,153 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,154 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,154 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,154 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,154 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,154 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,155 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,155 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,155 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,155 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,155 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,156 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,156 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,156 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,156 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,156 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,156 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,157 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,157 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,157 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,157 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,158 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,158 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,158 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,158 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,158 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,159 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,159 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,159 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,159 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,160 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,160 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,160 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,160 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,160 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,160 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,161 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,161 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,161 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,163 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,163 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,163 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,163 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,164 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,164 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,164 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,164 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,164 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,165 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,165 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,165 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,165 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,165 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,166 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,166 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,166 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,166 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,166 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,167 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,167 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,167 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,167 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,167 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,167 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,168 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,168 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,168 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,168 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,168 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,169 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,169 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,169 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,169 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,170 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,170 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,170 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,170 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,170 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,171 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,171 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,171 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,171 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,171 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,172 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,172 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,172 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,172 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,172 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,173 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,173 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,173 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,173 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,173 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,174 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,174 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,174 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,174 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,174 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,175 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,175 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,175 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,175 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,175 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,175 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,176 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,176 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,176 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,176 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,176 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,177 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,177 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,177 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,177 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,177 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,178 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,178 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,178 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,178 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,178 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,179 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,179 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,179 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,179 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,179 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,180 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,180 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,180 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,180 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,180 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,181 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,181 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,184 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,184 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,184 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,185 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,185 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,185 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,185 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,185 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,185 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,185 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,186 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,186 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,186 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,186 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,186 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,186 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,187 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,187 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,187 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,187 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,188 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,191 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,192 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,192 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,192 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,192 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,193 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,193 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,193 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,193 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,194 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,194 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,194 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,194 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem19.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,194 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,194 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,195 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem9.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,195 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~p~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,195 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,195 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,196 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,196 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,196 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,196 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,197 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,197 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,197 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~post13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,197 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,197 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,198 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,198 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,199 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,199 WARN L313 ript$VariableManager]: TermVariabe t1_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,199 WARN L313 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,204 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,205 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,205 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,205 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,205 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,205 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,206 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,206 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,206 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,206 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,206 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,207 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,207 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,208 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,208 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,208 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~pos~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,208 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,209 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,209 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem33.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,209 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,209 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,210 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,210 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,210 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,210 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,210 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,210 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,211 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~q~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,211 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,211 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,211 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~j~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,211 WARN L313 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,212 WARN L313 ript$VariableManager]: TermVariabe t2_funThread1of1ForFork1_~p~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-21 22:27:28,221 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-21 22:27:28,235 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-21 22:27:28,258 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-21 22:27:28,258 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-21 22:27:28,259 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-21 22:27:28,259 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-21 22:27:28,259 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-21 22:27:28,259 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-21 22:27:28,259 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-21 22:27:28,259 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-21 22:27:28,288 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-21 22:27:28,292 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 254 places, 297 transitions, 616 flow [2020-10-21 22:27:28,295 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 254 places, 297 transitions, 616 flow [2020-10-21 22:27:28,297 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 254 places, 297 transitions, 616 flow [2020-10-21 22:27:28,458 INFO L129 PetriNetUnfolder]: 80/481 cut-off events. [2020-10-21 22:27:28,458 INFO L130 PetriNetUnfolder]: For 8/14 co-relation queries the response was YES. [2020-10-21 22:27:28,475 INFO L80 FinitePrefix]: Finished finitePrefix Result has 501 conditions, 481 events. 80/481 cut-off events. For 8/14 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 2264 event pairs, 0 based on Foata normal form. 0/392 useless extension candidates. Maximal degree in co-relation 251. Up to 8 conditions per place. [2020-10-21 22:27:28,508 INFO L116 LiptonReduction]: Number of co-enabled transitions 30794 [2020-10-21 22:27:28,815 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 22:27:28,833 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:28,835 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-21 22:27:28,835 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:67, output treesize:55 [2020-10-21 22:27:29,486 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 22:27:29,498 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:29,499 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-21 22:27:29,500 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:67, output treesize:55 [2020-10-21 22:27:29,865 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 22:27:29,886 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:29,891 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 22:27:29,910 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:29,912 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 22:27:29,912 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:112, output treesize:114 [2020-10-21 22:27:29,926 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 22:27:29,950 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:29,954 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 22:27:29,973 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:29,974 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 22:27:29,975 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:114, output treesize:116 [2020-10-21 22:27:32,666 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 22:27:32,699 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:32,700 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-21 22:27:32,701 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:114, output treesize:115 [2020-10-21 22:27:35,480 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-21 22:27:35,506 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 22:27:35,694 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-10-21 22:27:35,695 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:35,701 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 22:27:35,877 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-21 22:27:35,878 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:35,879 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-10-21 22:27:35,880 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:187, output treesize:189 [2020-10-21 22:27:36,064 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-21 22:27:36,077 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 22:27:36,094 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:36,100 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 22:27:36,116 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:36,117 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 22:27:36,118 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:96 [2020-10-21 22:27:36,130 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 22:27:36,147 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:36,159 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 22:27:36,174 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:36,175 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 22:27:36,176 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:96 [2020-10-21 22:27:38,425 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 22:27:38,451 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:38,455 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 22:27:38,475 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:38,476 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 22:27:38,477 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:97, output treesize:99 [2020-10-21 22:27:38,491 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 22:27:38,525 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:38,529 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 22:27:38,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:38,547 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 22:27:38,548 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:97, output treesize:99 [2020-10-21 22:27:40,561 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 22:27:40,593 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:40,598 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 22:27:40,618 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:40,619 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 22:27:40,619 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:97, output treesize:99 [2020-10-21 22:27:40,633 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 22:27:40,657 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:40,662 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 22:27:40,687 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:40,688 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 22:27:40,689 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:97, output treesize:99 [2020-10-21 22:27:42,944 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-10-21 22:27:42,956 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 22:27:43,076 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-10-21 22:27:43,077 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:43,078 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 22:27:43,079 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:237, output treesize:261 [2020-10-21 22:27:43,233 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-10-21 22:27:43,239 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 22:27:43,267 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:43,270 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 22:27:43,290 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:43,291 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 22:27:43,291 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:96 [2020-10-21 22:27:43,310 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 22:27:43,337 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:43,341 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 22:27:43,361 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:43,362 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 22:27:43,362 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:94, output treesize:96 [2020-10-21 22:27:45,502 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 22:27:45,546 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:45,547 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-21 22:27:45,547 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:93 [2020-10-21 22:27:45,729 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2020-10-21 22:27:50,466 WARN L193 SmtUtils]: Spent 4.50 s on a formula simplification that was a NOOP. DAG size: 161 [2020-10-21 22:27:50,496 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 22:27:54,751 WARN L193 SmtUtils]: Spent 4.26 s on a formula simplification that was a NOOP. DAG size: 151 [2020-10-21 22:27:54,752 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-21 22:27:54,756 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2020-10-21 22:27:54,756 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:901, output treesize:1095 [2020-10-21 22:27:58,797 WARN L193 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 151 [2020-10-21 22:28:02,520 WARN L193 SmtUtils]: Spent 3.42 s on a formula simplification that was a NOOP. DAG size: 155 [2020-10-21 22:28:06,002 WARN L193 SmtUtils]: Spent 3.47 s on a formula simplification that was a NOOP. DAG size: 155 [2020-10-21 22:28:06,510 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2020-10-21 22:28:06,742 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-21 22:28:06,853 INFO L131 LiptonReduction]: Checked pairs total: 47692 [2020-10-21 22:28:06,853 INFO L133 LiptonReduction]: Total number of compositions: 274 [2020-10-21 22:28:06,860 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 93 transitions, 208 flow [2020-10-21 22:28:07,132 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 4573 states. [2020-10-21 22:28:07,135 INFO L276 IsEmpty]: Start isEmpty. Operand 4573 states. [2020-10-21 22:28:07,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-21 22:28:07,142 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:28:07,143 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2020-10-21 22:28:07,144 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 22:28:07,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:28:07,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1985706330, now seen corresponding path program 1 times [2020-10-21 22:28:07,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:28:07,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391856273] [2020-10-21 22:28:07,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:28:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 22:28:07,366 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 22:28:07,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391856273] [2020-10-21 22:28:07,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 22:28:07,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-21 22:28:07,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815371258] [2020-10-21 22:28:07,373 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 22:28:07,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:28:07,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 22:28:07,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 22:28:07,387 INFO L87 Difference]: Start difference. First operand 4573 states. Second operand 3 states. [2020-10-21 22:28:07,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:28:07,674 INFO L93 Difference]: Finished difference Result 4575 states and 13543 transitions. [2020-10-21 22:28:07,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 22:28:07,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-21 22:28:07,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:28:07,735 INFO L225 Difference]: With dead ends: 4575 [2020-10-21 22:28:07,736 INFO L226 Difference]: Without dead ends: 4543 [2020-10-21 22:28:07,737 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 22:28:07,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4543 states. [2020-10-21 22:28:07,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4543 to 4542. [2020-10-21 22:28:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4542 states. [2020-10-21 22:28:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 4542 states and 13473 transitions. [2020-10-21 22:28:07,989 INFO L78 Accepts]: Start accepts. Automaton has 4542 states and 13473 transitions. Word has length 7 [2020-10-21 22:28:07,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:28:07,989 INFO L481 AbstractCegarLoop]: Abstraction has 4542 states and 13473 transitions. [2020-10-21 22:28:07,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 22:28:07,989 INFO L276 IsEmpty]: Start isEmpty. Operand 4542 states and 13473 transitions. [2020-10-21 22:28:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-21 22:28:07,990 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:28:07,990 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 22:28:07,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-21 22:28:07,991 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 22:28:07,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:28:07,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1435552475, now seen corresponding path program 1 times [2020-10-21 22:28:07,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:28:07,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472139734] [2020-10-21 22:28:07,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:28:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 22:28:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 22:28:08,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472139734] [2020-10-21 22:28:08,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-21 22:28:08,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-21 22:28:08,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241019774] [2020-10-21 22:28:08,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-21 22:28:08,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:28:08,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-21 22:28:08,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-21 22:28:08,067 INFO L87 Difference]: Start difference. First operand 4542 states and 13473 transitions. Second operand 3 states. [2020-10-21 22:28:08,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:28:08,324 INFO L93 Difference]: Finished difference Result 4543 states and 13474 transitions. [2020-10-21 22:28:08,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-21 22:28:08,324 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-21 22:28:08,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:28:08,359 INFO L225 Difference]: With dead ends: 4543 [2020-10-21 22:28:08,359 INFO L226 Difference]: Without dead ends: 4543 [2020-10-21 22:28:08,360 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 22:28:08,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4543 states. [2020-10-21 22:28:08,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4543 to 4543. [2020-10-21 22:28:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4543 states. [2020-10-21 22:28:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4543 states to 4543 states and 13474 transitions. [2020-10-21 22:28:08,556 INFO L78 Accepts]: Start accepts. Automaton has 4543 states and 13474 transitions. Word has length 9 [2020-10-21 22:28:08,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:28:08,556 INFO L481 AbstractCegarLoop]: Abstraction has 4543 states and 13474 transitions. [2020-10-21 22:28:08,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-21 22:28:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 4543 states and 13474 transitions. [2020-10-21 22:28:08,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-21 22:28:08,557 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:28:08,558 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 22:28:08,558 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-21 22:28:08,558 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 22:28:08,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:28:08,559 INFO L82 PathProgramCache]: Analyzing trace with hash -236947969, now seen corresponding path program 1 times [2020-10-21 22:28:08,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:28:08,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902208546] [2020-10-21 22:28:08,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:28:08,582 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-10-21 22:28:08,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1401668113] [2020-10-21 22:28:08,583 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 22:28:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-21 22:28:08,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-21 22:28:08,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 22:28:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 22:28:08,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902208546] [2020-10-21 22:28:08,724 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-10-21 22:28:08,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401668113] [2020-10-21 22:28:08,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-21 22:28:08,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-10-21 22:28:08,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636924271] [2020-10-21 22:28:08,726 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 22:28:08,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:28:08,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 22:28:08,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-21 22:28:08,727 INFO L87 Difference]: Start difference. First operand 4543 states and 13474 transitions. Second operand 4 states. [2020-10-21 22:28:08,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:28:08,944 INFO L93 Difference]: Finished difference Result 4544 states and 13475 transitions. [2020-10-21 22:28:08,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-21 22:28:08,945 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-10-21 22:28:08,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:28:08,979 INFO L225 Difference]: With dead ends: 4544 [2020-10-21 22:28:08,980 INFO L226 Difference]: Without dead ends: 4544 [2020-10-21 22:28:08,980 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 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 22:28:09,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4544 states. [2020-10-21 22:28:09,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4544 to 4544. [2020-10-21 22:28:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4544 states. [2020-10-21 22:28:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 4544 states and 13475 transitions. [2020-10-21 22:28:09,172 INFO L78 Accepts]: Start accepts. Automaton has 4544 states and 13475 transitions. Word has length 10 [2020-10-21 22:28:09,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:28:09,173 INFO L481 AbstractCegarLoop]: Abstraction has 4544 states and 13475 transitions. [2020-10-21 22:28:09,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 22:28:09,173 INFO L276 IsEmpty]: Start isEmpty. Operand 4544 states and 13475 transitions. [2020-10-21 22:28:09,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-21 22:28:09,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:28:09,174 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 22:28:09,387 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-10-21 22:28:09,388 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 22:28:09,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:28:09,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1734913947, now seen corresponding path program 2 times [2020-10-21 22:28:09,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:28:09,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696773767] [2020-10-21 22:28:09,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:28:09,408 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-10-21 22:28:09,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [383179451] [2020-10-21 22:28:09,409 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 22:28:09,515 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-21 22:28:09,515 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-21 22:28:09,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-21 22:28:09,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 22:28:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-21 22:28:09,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696773767] [2020-10-21 22:28:09,550 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-10-21 22:28:09,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383179451] [2020-10-21 22:28:09,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-21 22:28:09,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-21 22:28:09,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859828605] [2020-10-21 22:28:09,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-21 22:28:09,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:28:09,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-21 22:28:09,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-21 22:28:09,552 INFO L87 Difference]: Start difference. First operand 4544 states and 13475 transitions. Second operand 5 states. [2020-10-21 22:28:09,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:28:09,792 INFO L93 Difference]: Finished difference Result 4545 states and 13476 transitions. [2020-10-21 22:28:09,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-21 22:28:09,793 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2020-10-21 22:28:09,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:28:09,845 INFO L225 Difference]: With dead ends: 4545 [2020-10-21 22:28:09,845 INFO L226 Difference]: Without dead ends: 4545 [2020-10-21 22:28:09,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 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 22:28:09,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2020-10-21 22:28:10,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 4545. [2020-10-21 22:28:10,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4545 states. [2020-10-21 22:28:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4545 states to 4545 states and 13476 transitions. [2020-10-21 22:28:10,087 INFO L78 Accepts]: Start accepts. Automaton has 4545 states and 13476 transitions. Word has length 11 [2020-10-21 22:28:10,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:28:10,087 INFO L481 AbstractCegarLoop]: Abstraction has 4545 states and 13476 transitions. [2020-10-21 22:28:10,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-21 22:28:10,087 INFO L276 IsEmpty]: Start isEmpty. Operand 4545 states and 13476 transitions. [2020-10-21 22:28:10,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-21 22:28:10,091 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:28:10,091 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1] [2020-10-21 22:28:10,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 22:28:10,306 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 22:28:10,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:28:10,306 INFO L82 PathProgramCache]: Analyzing trace with hash -927219009, now seen corresponding path program 3 times [2020-10-21 22:28:10,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:28:10,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852154307] [2020-10-21 22:28:10,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:28:10,326 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-10-21 22:28:10,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1134142452] [2020-10-21 22:28:10,326 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 22:28:10,421 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-10-21 22:28:10,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-21 22:28:10,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-21 22:28:10,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 22:28:10,475 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-21 22:28:10,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852154307] [2020-10-21 22:28:10,476 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-10-21 22:28:10,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134142452] [2020-10-21 22:28:10,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-21 22:28:10,477 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2020-10-21 22:28:10,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615533966] [2020-10-21 22:28:10,478 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-21 22:28:10,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:28:10,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-21 22:28:10,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-21 22:28:10,479 INFO L87 Difference]: Start difference. First operand 4545 states and 13476 transitions. Second operand 4 states. [2020-10-21 22:28:10,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:28:10,681 INFO L93 Difference]: Finished difference Result 4554 states and 13487 transitions. [2020-10-21 22:28:10,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-21 22:28:10,687 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-21 22:28:10,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:28:10,703 INFO L225 Difference]: With dead ends: 4554 [2020-10-21 22:28:10,704 INFO L226 Difference]: Without dead ends: 4554 [2020-10-21 22:28:10,704 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 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 22:28:10,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4554 states. [2020-10-21 22:28:10,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4554 to 4550. [2020-10-21 22:28:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4550 states. [2020-10-21 22:28:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4550 states to 4550 states and 13482 transitions. [2020-10-21 22:28:10,843 INFO L78 Accepts]: Start accepts. Automaton has 4550 states and 13482 transitions. Word has length 12 [2020-10-21 22:28:10,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:28:10,844 INFO L481 AbstractCegarLoop]: Abstraction has 4550 states and 13482 transitions. [2020-10-21 22:28:10,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-21 22:28:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 4550 states and 13482 transitions. [2020-10-21 22:28:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-21 22:28:10,845 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:28:10,845 INFO L422 BasicCegarLoop]: trace histogram [6, 2, 2, 2, 1, 1, 1, 1, 1] [2020-10-21 22:28:11,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 22:28:11,060 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 22:28:11,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:28:11,060 INFO L82 PathProgramCache]: Analyzing trace with hash -311218618, now seen corresponding path program 4 times [2020-10-21 22:28:11,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:28:11,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909314063] [2020-10-21 22:28:11,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:28:11,079 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-10-21 22:28:11,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [217200489] [2020-10-21 22:28:11,079 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 22:28:11,225 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-21 22:28:11,226 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-21 22:28:11,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-21 22:28:11,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-21 22:28:11,268 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-21 22:28:11,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909314063] [2020-10-21 22:28:11,269 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-10-21 22:28:11,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217200489] [2020-10-21 22:28:11,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-21 22:28:11,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-21 22:28:11,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624862714] [2020-10-21 22:28:11,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-21 22:28:11,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-21 22:28:11,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-21 22:28:11,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-21 22:28:11,272 INFO L87 Difference]: Start difference. First operand 4550 states and 13482 transitions. Second operand 6 states. [2020-10-21 22:28:11,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-21 22:28:11,552 INFO L93 Difference]: Finished difference Result 4552 states and 13484 transitions. [2020-10-21 22:28:11,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-21 22:28:11,553 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-10-21 22:28:11,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-21 22:28:11,570 INFO L225 Difference]: With dead ends: 4552 [2020-10-21 22:28:11,570 INFO L226 Difference]: Without dead ends: 4552 [2020-10-21 22:28:11,570 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 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 22:28:11,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4552 states. [2020-10-21 22:28:11,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4552 to 4552. [2020-10-21 22:28:11,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4552 states. [2020-10-21 22:28:11,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4552 states and 13484 transitions. [2020-10-21 22:28:11,708 INFO L78 Accepts]: Start accepts. Automaton has 4552 states and 13484 transitions. Word has length 17 [2020-10-21 22:28:11,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-21 22:28:11,709 INFO L481 AbstractCegarLoop]: Abstraction has 4552 states and 13484 transitions. [2020-10-21 22:28:11,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-21 22:28:11,709 INFO L276 IsEmpty]: Start isEmpty. Operand 4552 states and 13484 transitions. [2020-10-21 22:28:11,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-21 22:28:11,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-21 22:28:11,710 INFO L422 BasicCegarLoop]: trace histogram [8, 2, 2, 2, 1, 1, 1, 1, 1] [2020-10-21 22:28:11,924 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-21 22:28:11,925 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2020-10-21 22:28:11,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-21 22:28:11,926 INFO L82 PathProgramCache]: Analyzing trace with hash -102976156, now seen corresponding path program 5 times [2020-10-21 22:28:11,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-21 22:28:11,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339291312] [2020-10-21 22:28:11,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-21 22:28:11,954 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-10-21 22:28:11,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2130682450] [2020-10-21 22:28:11,955 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