/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-Before.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack_longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 04:00:38,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 04:00:38,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 04:00:38,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 04:00:38,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 04:00:38,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 04:00:38,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 04:00:38,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 04:00:38,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 04:00:38,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 04:00:38,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 04:00:38,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 04:00:38,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 04:00:38,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 04:00:38,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 04:00:38,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 04:00:38,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 04:00:38,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 04:00:38,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 04:00:38,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 04:00:38,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 04:00:38,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 04:00:38,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 04:00:38,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 04:00:38,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-19 04:00:38,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 04:00:38,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 04:00:38,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 04:00:38,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-Before.epf [2022-01-19 04:00:38,979 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 04:00:38,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 04:00:38,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 04:00:38,980 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 04:00:38,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 04:00:38,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 04:00:38,980 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 04:00:38,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 04:00:38,980 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 04:00:38,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 04:00:38,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 04:00:38,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 04:00:38,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 04:00:38,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 04:00:38,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 04:00:38,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 04:00:38,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 04:00:38,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 04:00:38,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 04:00:38,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 04:00:38,983 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 04:00:38,983 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 04:00:38,983 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=BEFORE [2022-01-19 04:00:38,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 04:00:39,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 04:00:39,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 04:00:39,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 04:00:39,163 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 04:00:39,163 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 04:00:39,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longest-1.i [2022-01-19 04:00:39,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f0fd095b/58aea276b402426c8fceae89002981d9/FLAGd97899b92 [2022-01-19 04:00:39,658 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 04:00:39,659 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i [2022-01-19 04:00:39,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f0fd095b/58aea276b402426c8fceae89002981d9/FLAGd97899b92 [2022-01-19 04:00:40,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f0fd095b/58aea276b402426c8fceae89002981d9 [2022-01-19 04:00:40,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 04:00:40,206 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 04:00:40,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 04:00:40,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 04:00:40,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 04:00:40,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4218bbcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40, skipping insertion in model container [2022-01-19 04:00:40,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 04:00:40,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 04:00:40,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i[41530,41543] [2022-01-19 04:00:40,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 04:00:40,539 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 04:00:40,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longest-1.i[41530,41543] [2022-01-19 04:00:40,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 04:00:40,616 INFO L208 MainTranslator]: Completed translation [2022-01-19 04:00:40,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40 WrapperNode [2022-01-19 04:00:40,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 04:00:40,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 04:00:40,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 04:00:40,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 04:00:40,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,670 INFO L137 Inliner]: procedures = 277, calls = 41, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 157 [2022-01-19 04:00:40,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 04:00:40,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 04:00:40,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 04:00:40,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 04:00:40,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 04:00:40,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 04:00:40,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 04:00:40,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 04:00:40,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (1/1) ... [2022-01-19 04:00:40,715 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 04:00:40,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:00:40,731 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-19 04:00:40,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-01-19 04:00:40,754 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-01-19 04:00:40,754 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 04:00:40,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 04:00:40,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 04:00:40,755 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-19 04:00:40,827 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 04:00:40,827 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 04:00:41,015 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 04:00:41,021 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 04:00:41,021 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-19 04:00:41,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 04:00:41 BoogieIcfgContainer [2022-01-19 04:00:41,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 04:00:41,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 04:00:41,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 04:00:41,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 04:00:41,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 04:00:40" (1/3) ... [2022-01-19 04:00:41,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a053eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 04:00:41, skipping insertion in model container [2022-01-19 04:00:41,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 04:00:40" (2/3) ... [2022-01-19 04:00:41,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a053eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 04:00:41, skipping insertion in model container [2022-01-19 04:00:41,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 04:00:41" (3/3) ... [2022-01-19 04:00:41,028 INFO L111 eAbstractionObserver]: Analyzing ICFG stack_longest-1.i [2022-01-19 04:00:41,031 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 04:00:41,031 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-19 04:00:41,031 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 04:00:41,087 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,087 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,087 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,087 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,087 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,088 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,089 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,089 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,089 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,089 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,089 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,089 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,090 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,090 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,090 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,090 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,090 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,090 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,090 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,091 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,091 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,091 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,091 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,091 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,091 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,091 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,092 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,092 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,092 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,092 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,092 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,092 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,093 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,094 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,094 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,094 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,094 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,094 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,095 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,096 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,097 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,097 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,097 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,097 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,097 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,097 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,097 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,098 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,099 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,099 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,099 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,099 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,099 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,099 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,101 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,101 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,101 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,101 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,101 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,102 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,102 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,102 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,102 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,102 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,102 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,102 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,103 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,103 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,103 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,103 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,103 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,103 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,103 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,104 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,104 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,104 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,104 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,104 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,104 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,104 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,105 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,106 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,106 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,106 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,106 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,106 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,106 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,107 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,107 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,107 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,107 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,107 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,107 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,107 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,108 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,109 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,109 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,109 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,109 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,109 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,109 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,109 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,110 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,110 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,110 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,110 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,110 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,110 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,110 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,111 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,112 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,113 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,114 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,115 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,115 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,115 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,115 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,115 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,116 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,117 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,118 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,118 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,118 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,118 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,118 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,118 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,119 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,119 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,121 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,122 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,123 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,123 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,123 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,123 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,123 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,124 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,125 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,125 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,125 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,125 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,126 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,126 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,126 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,126 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,127 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,127 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,127 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,127 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,128 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,128 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,128 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,128 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,132 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,132 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,133 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,134 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,135 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,135 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,135 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,137 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,138 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,139 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,140 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,140 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,140 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,140 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,140 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,140 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,141 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,141 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 04:00:41,150 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-19 04:00:41,180 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 04:00:41,184 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 04:00:41,184 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-01-19 04:00:41,192 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 178 places, 181 transitions, 378 flow [2022-01-19 04:00:41,267 INFO L129 PetriNetUnfolder]: 10/179 cut-off events. [2022-01-19 04:00:41,267 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 04:00:41,272 INFO L84 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 179 events. 10/179 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 433 event pairs, 0 based on Foata normal form. 0/167 useless extension candidates. Maximal degree in co-relation 135. Up to 3 conditions per place. [2022-01-19 04:00:41,272 INFO L82 GeneralOperation]: Start removeDead. Operand has 178 places, 181 transitions, 378 flow [2022-01-19 04:00:41,280 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 166 places, 169 transitions, 347 flow [2022-01-19 04:00:41,307 INFO L129 PetriNetUnfolder]: 4/135 cut-off events. [2022-01-19 04:00:41,307 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-01-19 04:00:41,308 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:41,309 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:41,310 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:41,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:41,317 INFO L85 PathProgramCache]: Analyzing trace with hash 157162230, now seen corresponding path program 1 times [2022-01-19 04:00:41,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:41,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475186584] [2022-01-19 04:00:41,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:41,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:41,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:41,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:41,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475186584] [2022-01-19 04:00:41,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475186584] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:00:41,599 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:00:41,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 04:00:41,600 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334496228] [2022-01-19 04:00:41,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:00:41,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 04:00:41,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:41,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 04:00:41,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 04:00:41,629 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 181 [2022-01-19 04:00:41,631 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 169 transitions, 347 flow. Second operand has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,631 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:41,632 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 181 [2022-01-19 04:00:41,632 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:41,761 INFO L129 PetriNetUnfolder]: 91/892 cut-off events. [2022-01-19 04:00:41,762 INFO L130 PetriNetUnfolder]: For 46/46 co-relation queries the response was YES. [2022-01-19 04:00:41,768 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1054 conditions, 892 events. 91/892 cut-off events. For 46/46 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 5326 event pairs, 15 based on Foata normal form. 61/881 useless extension candidates. Maximal degree in co-relation 903. Up to 96 conditions per place. [2022-01-19 04:00:41,775 INFO L132 encePairwiseOnDemand]: 172/181 looper letters, 19 selfloop transitions, 3 changer transitions 0/169 dead transitions. [2022-01-19 04:00:41,775 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 169 transitions, 397 flow [2022-01-19 04:00:41,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 04:00:41,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 04:00:41,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 512 transitions. [2022-01-19 04:00:41,789 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9429097605893186 [2022-01-19 04:00:41,789 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 512 transitions. [2022-01-19 04:00:41,789 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 512 transitions. [2022-01-19 04:00:41,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:41,798 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 512 transitions. [2022-01-19 04:00:41,802 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 170.66666666666666) internal successors, (512), 3 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,808 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,808 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,809 INFO L186 Difference]: Start difference. First operand has 166 places, 169 transitions, 347 flow. Second operand 3 states and 512 transitions. [2022-01-19 04:00:41,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 169 transitions, 397 flow [2022-01-19 04:00:41,813 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 169 transitions, 389 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-01-19 04:00:41,816 INFO L242 Difference]: Finished difference. Result has 162 places, 162 transitions, 343 flow [2022-01-19 04:00:41,817 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=324, PETRI_DIFFERENCE_MINUEND_PLACES=159, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=160, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=343, PETRI_PLACES=162, PETRI_TRANSITIONS=162} [2022-01-19 04:00:41,821 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, -4 predicate places. [2022-01-19 04:00:41,821 INFO L470 AbstractCegarLoop]: Abstraction has has 162 places, 162 transitions, 343 flow [2022-01-19 04:00:41,822 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.0) internal successors, (483), 3 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,822 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:41,822 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:41,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 04:00:41,823 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:41,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:41,823 INFO L85 PathProgramCache]: Analyzing trace with hash 443184425, now seen corresponding path program 1 times [2022-01-19 04:00:41,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:41,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454396311] [2022-01-19 04:00:41,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:41,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:41,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:41,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:41,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454396311] [2022-01-19 04:00:41,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454396311] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:00:41,929 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:00:41,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 04:00:41,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814636235] [2022-01-19 04:00:41,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:00:41,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 04:00:41,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:41,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 04:00:41,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 04:00:41,935 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 181 [2022-01-19 04:00:41,936 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 162 transitions, 343 flow. Second operand has 3 states, 3 states have (on average 167.33333333333334) internal successors, (502), 3 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,936 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:41,936 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 181 [2022-01-19 04:00:41,936 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:41,984 INFO L129 PetriNetUnfolder]: 21/421 cut-off events. [2022-01-19 04:00:41,984 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-01-19 04:00:41,985 INFO L84 FinitePrefix]: Finished finitePrefix Result has 467 conditions, 421 events. 21/421 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1382 event pairs, 4 based on Foata normal form. 0/395 useless extension candidates. Maximal degree in co-relation 376. Up to 16 conditions per place. [2022-01-19 04:00:41,986 INFO L132 encePairwiseOnDemand]: 178/181 looper letters, 9 selfloop transitions, 2 changer transitions 0/165 dead transitions. [2022-01-19 04:00:41,986 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 165 transitions, 371 flow [2022-01-19 04:00:41,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 04:00:41,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 04:00:41,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 510 transitions. [2022-01-19 04:00:41,988 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9392265193370166 [2022-01-19 04:00:41,988 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 510 transitions. [2022-01-19 04:00:41,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 510 transitions. [2022-01-19 04:00:41,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:41,988 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 510 transitions. [2022-01-19 04:00:41,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 170.0) internal successors, (510), 3 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,991 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,991 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,991 INFO L186 Difference]: Start difference. First operand has 162 places, 162 transitions, 343 flow. Second operand 3 states and 510 transitions. [2022-01-19 04:00:41,991 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 165 transitions, 371 flow [2022-01-19 04:00:41,994 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 165 transitions, 369 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 04:00:41,997 INFO L242 Difference]: Finished difference. Result has 164 places, 162 transitions, 348 flow [2022-01-19 04:00:41,997 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=336, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=348, PETRI_PLACES=164, PETRI_TRANSITIONS=162} [2022-01-19 04:00:41,998 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, -2 predicate places. [2022-01-19 04:00:41,998 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 162 transitions, 348 flow [2022-01-19 04:00:41,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 167.33333333333334) internal successors, (502), 3 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:41,998 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:41,999 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:41,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-19 04:00:41,999 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:41,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:41,999 INFO L85 PathProgramCache]: Analyzing trace with hash -2134398008, now seen corresponding path program 1 times [2022-01-19 04:00:42,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:42,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813973804] [2022-01-19 04:00:42,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:42,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:42,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:42,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813973804] [2022-01-19 04:00:42,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813973804] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:00:42,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:00:42,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-19 04:00:42,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855203857] [2022-01-19 04:00:42,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:00:42,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-19 04:00:42,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:42,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-19 04:00:42,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-19 04:00:42,076 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 181 [2022-01-19 04:00:42,077 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 162 transitions, 348 flow. Second operand has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:42,077 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:42,077 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 181 [2022-01-19 04:00:42,077 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:42,159 INFO L129 PetriNetUnfolder]: 41/518 cut-off events. [2022-01-19 04:00:42,160 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-01-19 04:00:42,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 664 conditions, 518 events. 41/518 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 2034 event pairs, 13 based on Foata normal form. 0/487 useless extension candidates. Maximal degree in co-relation 403. Up to 37 conditions per place. [2022-01-19 04:00:42,163 INFO L132 encePairwiseOnDemand]: 176/181 looper letters, 16 selfloop transitions, 4 changer transitions 0/170 dead transitions. [2022-01-19 04:00:42,163 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 170 transitions, 409 flow [2022-01-19 04:00:42,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-19 04:00:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-01-19 04:00:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 665 transitions. [2022-01-19 04:00:42,165 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9185082872928176 [2022-01-19 04:00:42,165 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 665 transitions. [2022-01-19 04:00:42,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 665 transitions. [2022-01-19 04:00:42,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:42,165 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 665 transitions. [2022-01-19 04:00:42,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 166.25) internal successors, (665), 4 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:42,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 181.0) internal successors, (905), 5 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:42,168 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 181.0) internal successors, (905), 5 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:42,168 INFO L186 Difference]: Start difference. First operand has 164 places, 162 transitions, 348 flow. Second operand 4 states and 665 transitions. [2022-01-19 04:00:42,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 170 transitions, 409 flow [2022-01-19 04:00:42,170 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 170 transitions, 407 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 04:00:42,173 INFO L242 Difference]: Finished difference. Result has 168 places, 165 transitions, 374 flow [2022-01-19 04:00:42,173 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=346, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=374, PETRI_PLACES=168, PETRI_TRANSITIONS=165} [2022-01-19 04:00:42,176 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 2 predicate places. [2022-01-19 04:00:42,176 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 165 transitions, 374 flow [2022-01-19 04:00:42,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 162.75) internal successors, (651), 4 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:42,177 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:42,180 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:42,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-19 04:00:42,181 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:42,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:42,182 INFO L85 PathProgramCache]: Analyzing trace with hash 2007153870, now seen corresponding path program 1 times [2022-01-19 04:00:42,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:42,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107263003] [2022-01-19 04:00:42,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:42,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:42,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:42,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107263003] [2022-01-19 04:00:42,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107263003] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-19 04:00:42,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023856005] [2022-01-19 04:00:42,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:42,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:00:42,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 04:00:42,313 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 04:00:42,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-19 04:00:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:42,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-19 04:00:42,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 04:00:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:42,643 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 04:00:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:42,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1023856005] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 04:00:42,815 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-19 04:00:42,815 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-19 04:00:42,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331713264] [2022-01-19 04:00:42,816 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-19 04:00:42,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-19 04:00:42,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:42,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-19 04:00:42,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-19 04:00:42,818 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 181 [2022-01-19 04:00:42,820 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 165 transitions, 374 flow. Second operand has 10 states, 10 states have (on average 160.5) internal successors, (1605), 10 states have internal predecessors, (1605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:42,820 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:42,820 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 181 [2022-01-19 04:00:42,820 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:43,041 INFO L129 PetriNetUnfolder]: 176/1670 cut-off events. [2022-01-19 04:00:43,041 INFO L130 PetriNetUnfolder]: For 83/83 co-relation queries the response was YES. [2022-01-19 04:00:43,046 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2230 conditions, 1670 events. 176/1670 cut-off events. For 83/83 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 10714 event pairs, 28 based on Foata normal form. 9/1586 useless extension candidates. Maximal degree in co-relation 1750. Up to 135 conditions per place. [2022-01-19 04:00:43,051 INFO L132 encePairwiseOnDemand]: 175/181 looper letters, 48 selfloop transitions, 14 changer transitions 0/211 dead transitions. [2022-01-19 04:00:43,051 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 211 transitions, 623 flow [2022-01-19 04:00:43,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-19 04:00:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-01-19 04:00:43,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1644 transitions. [2022-01-19 04:00:43,053 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9082872928176795 [2022-01-19 04:00:43,053 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1644 transitions. [2022-01-19 04:00:43,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1644 transitions. [2022-01-19 04:00:43,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:43,054 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1644 transitions. [2022-01-19 04:00:43,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 164.4) internal successors, (1644), 10 states have internal predecessors, (1644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,059 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 181.0) internal successors, (1991), 11 states have internal predecessors, (1991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,059 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 181.0) internal successors, (1991), 11 states have internal predecessors, (1991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,059 INFO L186 Difference]: Start difference. First operand has 168 places, 165 transitions, 374 flow. Second operand 10 states and 1644 transitions. [2022-01-19 04:00:43,059 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 211 transitions, 623 flow [2022-01-19 04:00:43,061 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 211 transitions, 621 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 04:00:43,063 INFO L242 Difference]: Finished difference. Result has 179 places, 178 transitions, 466 flow [2022-01-19 04:00:43,063 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=372, PETRI_DIFFERENCE_MINUEND_PLACES=167, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=165, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=466, PETRI_PLACES=179, PETRI_TRANSITIONS=178} [2022-01-19 04:00:43,064 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 13 predicate places. [2022-01-19 04:00:43,064 INFO L470 AbstractCegarLoop]: Abstraction has has 179 places, 178 transitions, 466 flow [2022-01-19 04:00:43,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 160.5) internal successors, (1605), 10 states have internal predecessors, (1605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,065 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:43,065 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:43,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-19 04:00:43,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 04:00:43,298 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:43,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:43,298 INFO L85 PathProgramCache]: Analyzing trace with hash 407932096, now seen corresponding path program 1 times [2022-01-19 04:00:43,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:43,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248475401] [2022-01-19 04:00:43,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:43,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:43,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:43,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248475401] [2022-01-19 04:00:43,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248475401] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:00:43,364 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:00:43,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 04:00:43,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851690125] [2022-01-19 04:00:43,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:00:43,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 04:00:43,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:43,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 04:00:43,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 04:00:43,365 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 181 [2022-01-19 04:00:43,366 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 178 transitions, 466 flow. Second operand has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,366 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:43,366 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 181 [2022-01-19 04:00:43,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:43,457 INFO L129 PetriNetUnfolder]: 53/1077 cut-off events. [2022-01-19 04:00:43,457 INFO L130 PetriNetUnfolder]: For 56/56 co-relation queries the response was YES. [2022-01-19 04:00:43,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1373 conditions, 1077 events. 53/1077 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 4734 event pairs, 10 based on Foata normal form. 11/1043 useless extension candidates. Maximal degree in co-relation 843. Up to 46 conditions per place. [2022-01-19 04:00:43,462 INFO L132 encePairwiseOnDemand]: 177/181 looper letters, 12 selfloop transitions, 4 changer transitions 0/175 dead transitions. [2022-01-19 04:00:43,462 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 175 transitions, 477 flow [2022-01-19 04:00:43,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 04:00:43,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 04:00:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2022-01-19 04:00:43,464 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9116022099447514 [2022-01-19 04:00:43,464 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 495 transitions. [2022-01-19 04:00:43,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 495 transitions. [2022-01-19 04:00:43,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:43,464 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 495 transitions. [2022-01-19 04:00:43,465 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 165.0) internal successors, (495), 3 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,466 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,467 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,467 INFO L186 Difference]: Start difference. First operand has 179 places, 178 transitions, 466 flow. Second operand 3 states and 495 transitions. [2022-01-19 04:00:43,467 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 175 transitions, 477 flow [2022-01-19 04:00:43,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 175 transitions, 465 flow, removed 5 selfloop flow, removed 1 redundant places. [2022-01-19 04:00:43,471 INFO L242 Difference]: Finished difference. Result has 179 places, 173 transitions, 434 flow [2022-01-19 04:00:43,472 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=426, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=169, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=434, PETRI_PLACES=179, PETRI_TRANSITIONS=173} [2022-01-19 04:00:43,472 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 13 predicate places. [2022-01-19 04:00:43,472 INFO L470 AbstractCegarLoop]: Abstraction has has 179 places, 173 transitions, 434 flow [2022-01-19 04:00:43,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.66666666666666) internal successors, (488), 3 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,473 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:43,473 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:43,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-19 04:00:43,473 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:43,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:43,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1222641645, now seen corresponding path program 1 times [2022-01-19 04:00:43,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:43,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828005859] [2022-01-19 04:00:43,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:43,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:43,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:43,552 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:43,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828005859] [2022-01-19 04:00:43,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828005859] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:00:43,552 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:00:43,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-19 04:00:43,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527537844] [2022-01-19 04:00:43,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:00:43,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-19 04:00:43,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:43,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-19 04:00:43,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-19 04:00:43,555 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 148 out of 181 [2022-01-19 04:00:43,556 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 173 transitions, 434 flow. Second operand has 7 states, 7 states have (on average 150.28571428571428) internal successors, (1052), 7 states have internal predecessors, (1052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,556 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:43,556 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 148 of 181 [2022-01-19 04:00:43,556 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:43,781 INFO L129 PetriNetUnfolder]: 119/1232 cut-off events. [2022-01-19 04:00:43,781 INFO L130 PetriNetUnfolder]: For 129/129 co-relation queries the response was YES. [2022-01-19 04:00:43,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1232 events. 119/1232 cut-off events. For 129/129 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 6095 event pairs, 19 based on Foata normal form. 0/1179 useless extension candidates. Maximal degree in co-relation 1239. Up to 178 conditions per place. [2022-01-19 04:00:43,785 INFO L132 encePairwiseOnDemand]: 170/181 looper letters, 49 selfloop transitions, 13 changer transitions 0/201 dead transitions. [2022-01-19 04:00:43,785 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 201 transitions, 643 flow [2022-01-19 04:00:43,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-19 04:00:43,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-19 04:00:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1389 transitions. [2022-01-19 04:00:43,788 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.852670349907919 [2022-01-19 04:00:43,788 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1389 transitions. [2022-01-19 04:00:43,788 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1389 transitions. [2022-01-19 04:00:43,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:43,788 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1389 transitions. [2022-01-19 04:00:43,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 154.33333333333334) internal successors, (1389), 9 states have internal predecessors, (1389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,792 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 181.0) internal successors, (1810), 10 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,792 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 181.0) internal successors, (1810), 10 states have internal predecessors, (1810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,792 INFO L186 Difference]: Start difference. First operand has 179 places, 173 transitions, 434 flow. Second operand 9 states and 1389 transitions. [2022-01-19 04:00:43,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 201 transitions, 643 flow [2022-01-19 04:00:43,794 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 201 transitions, 639 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 04:00:43,796 INFO L242 Difference]: Finished difference. Result has 191 places, 180 transitions, 518 flow [2022-01-19 04:00:43,796 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=430, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=173, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=518, PETRI_PLACES=191, PETRI_TRANSITIONS=180} [2022-01-19 04:00:43,798 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 25 predicate places. [2022-01-19 04:00:43,798 INFO L470 AbstractCegarLoop]: Abstraction has has 191 places, 180 transitions, 518 flow [2022-01-19 04:00:43,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 150.28571428571428) internal successors, (1052), 7 states have internal predecessors, (1052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:43,798 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:43,799 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:43,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-19 04:00:43,802 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:43,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:43,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1775208827, now seen corresponding path program 1 times [2022-01-19 04:00:43,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:43,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131090481] [2022-01-19 04:00:43,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:43,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:44,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:44,426 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:44,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131090481] [2022-01-19 04:00:44,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131090481] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:00:44,426 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:00:44,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2022-01-19 04:00:44,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075946898] [2022-01-19 04:00:44,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:00:44,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-01-19 04:00:44,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:44,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-01-19 04:00:44,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-01-19 04:00:44,429 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 181 [2022-01-19 04:00:44,431 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 180 transitions, 518 flow. Second operand has 27 states, 27 states have (on average 96.51851851851852) internal successors, (2606), 27 states have internal predecessors, (2606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:44,431 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:44,431 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 181 [2022-01-19 04:00:44,431 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:46,481 INFO L129 PetriNetUnfolder]: 999/4005 cut-off events. [2022-01-19 04:00:46,481 INFO L130 PetriNetUnfolder]: For 564/567 co-relation queries the response was YES. [2022-01-19 04:00:46,496 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7400 conditions, 4005 events. 999/4005 cut-off events. For 564/567 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 28882 event pairs, 273 based on Foata normal form. 1/3870 useless extension candidates. Maximal degree in co-relation 4345. Up to 1518 conditions per place. [2022-01-19 04:00:46,510 INFO L132 encePairwiseOnDemand]: 145/181 looper letters, 238 selfloop transitions, 39 changer transitions 4/370 dead transitions. [2022-01-19 04:00:46,510 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 370 transitions, 1584 flow [2022-01-19 04:00:46,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-19 04:00:46,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2022-01-19 04:00:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 3462 transitions. [2022-01-19 04:00:46,517 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5625609359766006 [2022-01-19 04:00:46,517 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 3462 transitions. [2022-01-19 04:00:46,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 3462 transitions. [2022-01-19 04:00:46,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:46,518 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 3462 transitions. [2022-01-19 04:00:46,524 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 101.82352941176471) internal successors, (3462), 34 states have internal predecessors, (3462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:46,595 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 35 states, 35 states have (on average 181.0) internal successors, (6335), 35 states have internal predecessors, (6335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:46,597 INFO L81 ComplementDD]: Finished complementDD. Result has 35 states, 35 states have (on average 181.0) internal successors, (6335), 35 states have internal predecessors, (6335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:46,597 INFO L186 Difference]: Start difference. First operand has 191 places, 180 transitions, 518 flow. Second operand 34 states and 3462 transitions. [2022-01-19 04:00:46,597 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 370 transitions, 1584 flow [2022-01-19 04:00:46,601 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 221 places, 370 transitions, 1571 flow, removed 3 selfloop flow, removed 3 redundant places. [2022-01-19 04:00:46,605 INFO L242 Difference]: Finished difference. Result has 245 places, 212 transitions, 782 flow [2022-01-19 04:00:46,606 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=510, PETRI_DIFFERENCE_MINUEND_PLACES=188, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=180, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=782, PETRI_PLACES=245, PETRI_TRANSITIONS=212} [2022-01-19 04:00:46,606 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 79 predicate places. [2022-01-19 04:00:46,606 INFO L470 AbstractCegarLoop]: Abstraction has has 245 places, 212 transitions, 782 flow [2022-01-19 04:00:46,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 96.51851851851852) internal successors, (2606), 27 states have internal predecessors, (2606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:46,618 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:46,619 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:46,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-19 04:00:46,619 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:46,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:46,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1651924019, now seen corresponding path program 2 times [2022-01-19 04:00:46,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:46,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428604207] [2022-01-19 04:00:46,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:46,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 04:00:47,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 04:00:47,416 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 04:00:47,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428604207] [2022-01-19 04:00:47,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428604207] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 04:00:47,416 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 04:00:47,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2022-01-19 04:00:47,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828493637] [2022-01-19 04:00:47,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 04:00:47,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-01-19 04:00:47,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 04:00:47,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-01-19 04:00:47,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2022-01-19 04:00:47,419 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 181 [2022-01-19 04:00:47,421 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 212 transitions, 782 flow. Second operand has 27 states, 27 states have (on average 96.51851851851852) internal successors, (2606), 27 states have internal predecessors, (2606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:47,421 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 04:00:47,421 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 181 [2022-01-19 04:00:47,421 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 04:00:49,736 INFO L129 PetriNetUnfolder]: 1158/4609 cut-off events. [2022-01-19 04:00:49,736 INFO L130 PetriNetUnfolder]: For 1244/1244 co-relation queries the response was YES. [2022-01-19 04:00:49,751 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9824 conditions, 4609 events. 1158/4609 cut-off events. For 1244/1244 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 34905 event pairs, 58 based on Foata normal form. 4/4536 useless extension candidates. Maximal degree in co-relation 5564. Up to 1307 conditions per place. [2022-01-19 04:00:49,761 INFO L132 encePairwiseOnDemand]: 146/181 looper letters, 239 selfloop transitions, 56 changer transitions 4/388 dead transitions. [2022-01-19 04:00:49,761 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 388 transitions, 1987 flow [2022-01-19 04:00:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-19 04:00:49,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2022-01-19 04:00:49,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 3462 transitions. [2022-01-19 04:00:49,766 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5625609359766006 [2022-01-19 04:00:49,766 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 3462 transitions. [2022-01-19 04:00:49,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 3462 transitions. [2022-01-19 04:00:49,768 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 04:00:49,768 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 3462 transitions. [2022-01-19 04:00:49,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 101.82352941176471) internal successors, (3462), 34 states have internal predecessors, (3462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:49,778 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 35 states, 35 states have (on average 181.0) internal successors, (6335), 35 states have internal predecessors, (6335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:49,779 INFO L81 ComplementDD]: Finished complementDD. Result has 35 states, 35 states have (on average 181.0) internal successors, (6335), 35 states have internal predecessors, (6335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:49,779 INFO L186 Difference]: Start difference. First operand has 245 places, 212 transitions, 782 flow. Second operand 34 states and 3462 transitions. [2022-01-19 04:00:49,779 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 388 transitions, 1987 flow [2022-01-19 04:00:49,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 388 transitions, 1973 flow, removed 0 selfloop flow, removed 7 redundant places. [2022-01-19 04:00:49,789 INFO L242 Difference]: Finished difference. Result has 284 places, 229 transitions, 1052 flow [2022-01-19 04:00:49,789 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=181, PETRI_DIFFERENCE_MINUEND_FLOW=768, PETRI_DIFFERENCE_MINUEND_PLACES=238, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=212, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=1052, PETRI_PLACES=284, PETRI_TRANSITIONS=229} [2022-01-19 04:00:49,789 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 118 predicate places. [2022-01-19 04:00:49,790 INFO L470 AbstractCegarLoop]: Abstraction has has 284 places, 229 transitions, 1052 flow [2022-01-19 04:00:49,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 96.51851851851852) internal successors, (2606), 27 states have internal predecessors, (2606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 04:00:49,790 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 04:00:49,791 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:49,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-19 04:00:49,791 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-19 04:00:49,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 04:00:49,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1605864085, now seen corresponding path program 1 times [2022-01-19 04:00:49,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 04:00:49,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692142231] [2022-01-19 04:00:49,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 04:00:49,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 04:00:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-19 04:00:49,814 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-19 04:00:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-19 04:00:49,861 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-19 04:00:49,861 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-19 04:00:49,862 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-01-19 04:00:49,863 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-01-19 04:00:49,863 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-01-19 04:00:49,863 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-01-19 04:00:49,864 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-01-19 04:00:49,864 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-01-19 04:00:49,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-19 04:00:49,866 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 04:00:49,869 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-19 04:00:49,869 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-19 04:00:49,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.01 04:00:49 BasicIcfg [2022-01-19 04:00:49,940 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-19 04:00:49,941 INFO L158 Benchmark]: Toolchain (without parser) took 9734.25ms. Allocated memory was 377.5MB in the beginning and 641.7MB in the end (delta: 264.2MB). Free memory was 320.5MB in the beginning and 437.7MB in the end (delta: -117.3MB). Peak memory consumption was 149.2MB. Max. memory is 16.0GB. [2022-01-19 04:00:49,941 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 377.5MB. Free memory is still 338.9MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 04:00:49,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.45ms. Allocated memory is still 377.5MB. Free memory was 320.4MB in the beginning and 329.3MB in the end (delta: -9.0MB). Peak memory consumption was 12.3MB. Max. memory is 16.0GB. [2022-01-19 04:00:49,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.77ms. Allocated memory is still 377.5MB. Free memory was 329.3MB in the beginning and 326.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 04:00:49,941 INFO L158 Benchmark]: Boogie Preprocessor took 26.47ms. Allocated memory is still 377.5MB. Free memory was 326.2MB in the beginning and 324.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 04:00:49,942 INFO L158 Benchmark]: RCFGBuilder took 325.18ms. Allocated memory is still 377.5MB. Free memory was 324.1MB in the beginning and 308.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2022-01-19 04:00:49,942 INFO L158 Benchmark]: TraceAbstraction took 8916.83ms. Allocated memory was 377.5MB in the beginning and 641.7MB in the end (delta: 264.2MB). Free memory was 307.3MB in the beginning and 437.7MB in the end (delta: -130.4MB). Peak memory consumption was 136.9MB. Max. memory is 16.0GB. [2022-01-19 04:00:49,952 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 377.5MB. Free memory is still 338.9MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 408.45ms. Allocated memory is still 377.5MB. Free memory was 320.4MB in the beginning and 329.3MB in the end (delta: -9.0MB). Peak memory consumption was 12.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 52.77ms. Allocated memory is still 377.5MB. Free memory was 329.3MB in the beginning and 326.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 26.47ms. Allocated memory is still 377.5MB. Free memory was 326.2MB in the beginning and 324.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 325.18ms. Allocated memory is still 377.5MB. Free memory was 324.1MB in the beginning and 308.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 8916.83ms. Allocated memory was 377.5MB in the beginning and 641.7MB in the end (delta: 264.2MB). Free memory was 307.3MB in the beginning and 437.7MB in the end (delta: -130.4MB). Peak memory consumption was 136.9MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 941]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L935] 0 static int top=0; VAL [top=0] [L936] 0 static unsigned int arr[(800)]; VAL [arr={5:0}, top=0] [L937] 0 pthread_mutex_t m; VAL [arr={5:0}, m={6:0}, top=0] [L938] 0 _Bool flag=(0); VAL [arr={5:0}, flag=0, m={6:0}, top=0] [L1020] 0 pthread_t id1, id2; VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, top=0] [L1022] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, pthread_create(&id1, ((void *)0), t1, ((void *)0))=10, top=0] [L989] 1 int i; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, m={6:0}, top=0] [L990] 1 unsigned int tmp; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, m={6:0}, top=0] [L991] 1 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L991] COND TRUE 1 i<(800) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L994] 1 tmp = __VERIFIER_nondet_uint() VAL [__VERIFIER_nondet_uint()=4294967296, arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, tmp=0, top=0] [L1023] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, pthread_create(&id2, ((void *)0), t2, ((void *)0))=11, top=0] [L995] CALL 1 assume_abort_if_not(tmp < (800)) [L23] COND FALSE 1 !(!cond) VAL [\old(cond)=1, arr={5:0}, cond=1, flag=0, m={6:0}, top=0] [L995] RET 1 assume_abort_if_not(tmp < (800)) [L996] CALL, EXPR 1 push(arr,tmp) [L961] COND FALSE 1 !(top==(800)) VAL [\old(x)=0, arr={5:0}, flag=0, m={6:0}, stack={5:0}, stack={5:0}, top=0, x=0] [L968] CALL, EXPR 1 get_top() [L953] 1 return top; VAL [\result=0, arr={5:0}, flag=0, m={6:0}, top=0] [L968] RET, EXPR 1 get_top() [L968] 1 stack[get_top()] = x VAL [\old(x)=0, arr={5:0}, flag=0, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, top=0, x=0] [L969] CALL 1 inc_top() [L945] 1 top++ VAL [arr={5:0}, flag=0, m={6:0}, top=1] [L969] RET 1 inc_top() [L971] 1 return 0; VAL [\old(x)=0, \result=0, arr={5:0}, flag=0, m={6:0}, stack={5:0}, stack={5:0}, top=1, x=0] [L996] RET, EXPR 1 push(arr,tmp) [L996] COND FALSE 1 !(push(arr,tmp)==(-1)) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, push(arr,tmp)=0, tmp=0, top=1] [L998] 1 flag=(1) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, tmp=0, top=1] [L1005] 2 int i; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, m={6:0}, top=1] [L1006] 2 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1006] COND TRUE 2 i<(800) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1009] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1011] CALL, EXPR 2 pop(arr) [L975] CALL, EXPR 2 get_top() [L953] 2 return top; VAL [\result=1, \result=0, arr={5:0}, flag=1, m={6:0}, top=1] [L975] RET, EXPR 2 get_top() [L975] COND FALSE 2 !(get_top()==0) VAL [arr={5:0}, flag=1, get_top()=1, m={6:0}, stack={5:0}, stack={5:0}, top=1] [L982] CALL 2 dec_top() [L949] 2 top-- VAL [arr={5:0}, flag=1, m={6:0}, top=0] [L982] RET 2 dec_top() [L983] CALL, EXPR 2 get_top() [L953] 2 return top; VAL [\result=0, \result=0, arr={5:0}, flag=1, m={6:0}, top=0] [L983] RET, EXPR 2 get_top() [L983] EXPR 2 stack[get_top()] VAL [arr={5:0}, flag=1, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, stack[get_top()]=0, top=0] [L983] 2 return stack[get_top()]; VAL [\result=0, arr={5:0}, flag=1, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, stack[get_top()]=0, top=0] [L1011] RET, EXPR 2 pop(arr) [L1011] COND FALSE 2 !(!(pop(arr)!=(-2))) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, pop(arr)=0, top=0] [L1006] 2 i++ VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1006] COND TRUE 2 i<(800) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1009] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1011] CALL, EXPR 2 pop(arr) [L975] CALL, EXPR 2 get_top() [L953] 2 return top; VAL [\result=0, \result=0, arr={5:0}, flag=1, m={6:0}, top=0] [L975] RET, EXPR 2 get_top() [L975] COND TRUE 2 get_top()==0 VAL [arr={5:0}, flag=1, get_top()=0, m={6:0}, stack={5:0}, stack={5:0}, top=0] [L978] 2 return (-2); VAL [\result=-2, arr={5:0}, flag=1, m={6:0}, stack={5:0}, stack={5:0}, top=0] [L1011] RET, EXPR 2 pop(arr) [L1011] COND TRUE 2 !(pop(arr)!=(-2)) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, pop(arr)=-2, top=0] [L1012] CALL 2 error() [L941] 2 reach_error() VAL [arr={5:0}, flag=1, m={6:0}, top=0] - UnprovableResult [Line: 1022]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1023]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 941]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 290 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 8.7s, OverallIterations: 9, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 5.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 840 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 840 mSDsluCounter, 2412 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2795 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4310 IncrementalHoareTripleChecker+Invalid, 4356 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 197 mSDtfsCounter, 4310 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 356 GetRequests, 225 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1197 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1052occurred in iteration=8, InterpolantAutomatonStates: 100, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 1052 NumberOfCodeBlocks, 1052 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 995 ConstructedInterpolants, 0 QuantifiedInterpolants, 6598 SizeOfPredicates, 2 NumberOfNonLiveVariables, 248 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 12/66 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-01-19 04:00:49,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...