/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-18 21:59:33,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 21:59:33,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 21:59:33,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 21:59:33,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 21:59:33,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 21:59:33,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 21:59:33,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 21:59:33,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 21:59:33,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 21:59:33,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 21:59:33,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 21:59:33,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 21:59:33,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 21:59:33,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 21:59:33,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 21:59:33,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 21:59:33,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 21:59:33,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 21:59:33,371 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 21:59:33,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 21:59:33,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 21:59:33,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 21:59:33,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 21:59:33,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 21:59:33,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 21:59:33,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 21:59:33,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 21:59:33,385 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.epf [2022-01-18 21:59:33,398 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 21:59:33,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 21:59:33,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 21:59:33,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 21:59:33,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 21:59:33,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 21:59:33,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 21:59:33,401 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 21:59:33,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 21:59:33,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 21:59:33,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 21:59:33,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 21:59:33,403 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 21:59:33,403 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-18 21:59:33,403 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 21:59:33,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 21:59:33,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 21:59:33,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 21:59:33,573 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 21:59:33,574 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 21:59:33,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2022-01-18 21:59:33,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10e40a19f/9d7505eae2424632bacdd4cb06bd27b3/FLAG667251deb [2022-01-18 21:59:34,005 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 21:59:34,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2022-01-18 21:59:34,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10e40a19f/9d7505eae2424632bacdd4cb06bd27b3/FLAG667251deb [2022-01-18 21:59:34,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10e40a19f/9d7505eae2424632bacdd4cb06bd27b3 [2022-01-18 21:59:34,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 21:59:34,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 21:59:34,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 21:59:34,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 21:59:34,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 21:59:34,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15419055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34, skipping insertion in model container [2022-01-18 21:59:34,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 21:59:34,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 21:59:34,759 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_longer-1.i[41527,41540] [2022-01-18 21:59:34,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 21:59:34,789 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 21:59:34,819 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_longer-1.i[41527,41540] [2022-01-18 21:59:34,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 21:59:34,875 INFO L208 MainTranslator]: Completed translation [2022-01-18 21:59:34,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34 WrapperNode [2022-01-18 21:59:34,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 21:59:34,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 21:59:34,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 21:59:34,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 21:59:34,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,915 INFO L137 Inliner]: procedures = 277, calls = 41, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 157 [2022-01-18 21:59:34,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 21:59:34,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 21:59:34,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 21:59:34,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 21:59:34,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 21:59:34,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 21:59:34,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 21:59:34,947 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 21:59:34,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (1/1) ... [2022-01-18 21:59:34,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 21:59:34,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 21:59:34,999 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) [2022-01-18 21:59:35,001 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 [2022-01-18 21:59:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-01-18 21:59:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-01-18 21:59:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-01-18 21:59:35,025 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-01-18 21:59:35,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 21:59:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 21:59:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 21:59:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 21:59:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-18 21:59:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 21:59:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 21:59:35,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 21:59:35,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 21:59:35,027 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 21:59:35,141 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 21:59:35,142 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 21:59:35,355 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 21:59:35,367 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 21:59:35,367 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-18 21:59:35,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 09:59:35 BoogieIcfgContainer [2022-01-18 21:59:35,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 21:59:35,370 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 21:59:35,370 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 21:59:35,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 21:59:35,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 09:59:34" (1/3) ... [2022-01-18 21:59:35,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6feb9ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 09:59:35, skipping insertion in model container [2022-01-18 21:59:35,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:59:34" (2/3) ... [2022-01-18 21:59:35,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6feb9ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 09:59:35, skipping insertion in model container [2022-01-18 21:59:35,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 09:59:35" (3/3) ... [2022-01-18 21:59:35,379 INFO L111 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2022-01-18 21:59:35,383 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 21:59:35,383 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-18 21:59:35,383 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 21:59:35,435 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,436 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,437 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,437 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,437 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,437 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,437 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,437 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,438 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,438 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,438 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,438 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,438 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,439 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,439 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,439 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,439 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,439 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,440 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,440 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,440 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,440 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,440 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,440 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,440 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,441 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,441 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,441 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,441 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,442 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,442 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,442 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,442 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,442 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,442 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,443 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,443 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,443 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,443 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,443 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,443 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,443 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,444 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,445 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,445 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,445 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,445 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,446 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,446 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,446 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,447 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,448 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,448 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,448 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,448 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,448 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,448 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,448 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,449 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,449 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,449 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,449 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,449 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,449 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,449 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,450 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,451 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,451 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,451 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,452 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,452 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,454 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,458 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,459 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,459 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,460 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,460 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,460 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,461 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,462 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,463 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,464 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,465 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,466 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,466 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,467 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,467 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,467 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,467 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,467 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,483 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,483 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,483 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,483 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,484 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,485 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,491 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,491 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,492 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,492 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,493 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,493 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,495 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,495 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,495 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,495 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,496 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,496 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,496 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,496 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,496 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,496 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,497 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,498 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,499 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,501 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,502 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,503 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,503 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,503 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,503 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,506 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,507 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,514 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,514 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,514 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,514 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,514 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,514 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,515 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,515 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,515 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,515 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,515 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,515 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,515 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,516 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,517 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,518 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,519 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,521 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~tmp~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,522 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,524 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,525 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 21:59:35,527 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-18 21:59:35,567 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 21:59:35,573 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 [2022-01-18 21:59:35,573 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-01-18 21:59:35,583 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 178 places, 181 transitions, 378 flow [2022-01-18 21:59:35,641 INFO L129 PetriNetUnfolder]: 10/179 cut-off events. [2022-01-18 21:59:35,641 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-18 21:59:35,648 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 435 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. [2022-01-18 21:59:35,648 INFO L82 GeneralOperation]: Start removeDead. Operand has 178 places, 181 transitions, 378 flow [2022-01-18 21:59:35,651 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 166 places, 169 transitions, 347 flow [2022-01-18 21:59:35,676 INFO L129 PetriNetUnfolder]: 4/135 cut-off events. [2022-01-18 21:59:35,677 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-01-18 21:59:35,677 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:35,677 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] [2022-01-18 21:59:35,677 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:35,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:35,681 INFO L85 PathProgramCache]: Analyzing trace with hash 154979780, now seen corresponding path program 1 times [2022-01-18 21:59:35,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:35,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810125616] [2022-01-18 21:59:35,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:35,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:35,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:35,906 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:35,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810125616] [2022-01-18 21:59:35,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810125616] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 21:59:35,907 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 21:59:35,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 21:59:35,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538193082] [2022-01-18 21:59:35,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 21:59:35,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 21:59:35,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:35,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 21:59:35,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 21:59:35,931 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 181 [2022-01-18 21:59:35,936 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) [2022-01-18 21:59:35,937 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:35,937 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 181 [2022-01-18 21:59:35,937 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:36,083 INFO L129 PetriNetUnfolder]: 91/892 cut-off events. [2022-01-18 21:59:36,084 INFO L130 PetriNetUnfolder]: For 46/46 co-relation queries the response was YES. [2022-01-18 21:59:36,089 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 5322 event pairs, 15 based on Foata normal form. 61/880 useless extension candidates. Maximal degree in co-relation 903. Up to 96 conditions per place. [2022-01-18 21:59:36,094 INFO L132 encePairwiseOnDemand]: 172/181 looper letters, 19 selfloop transitions, 3 changer transitions 0/169 dead transitions. [2022-01-18 21:59:36,094 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 169 transitions, 397 flow [2022-01-18 21:59:36,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 21:59:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-18 21:59:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 512 transitions. [2022-01-18 21:59:36,108 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9429097605893186 [2022-01-18 21:59:36,108 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 512 transitions. [2022-01-18 21:59:36,109 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 512 transitions. [2022-01-18 21:59:36,111 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:36,113 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 512 transitions. [2022-01-18 21:59:36,116 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) [2022-01-18 21:59:36,122 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) [2022-01-18 21:59:36,123 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) [2022-01-18 21:59:36,124 INFO L186 Difference]: Start difference. First operand has 166 places, 169 transitions, 347 flow. Second operand 3 states and 512 transitions. [2022-01-18 21:59:36,125 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 169 transitions, 397 flow [2022-01-18 21:59:36,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 169 transitions, 389 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-01-18 21:59:36,132 INFO L242 Difference]: Finished difference. Result has 162 places, 162 transitions, 343 flow [2022-01-18 21:59:36,134 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} [2022-01-18 21:59:36,139 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, -4 predicate places. [2022-01-18 21:59:36,139 INFO L470 AbstractCegarLoop]: Abstraction has has 162 places, 162 transitions, 343 flow [2022-01-18 21:59:36,140 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) [2022-01-18 21:59:36,140 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:36,140 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] [2022-01-18 21:59:36,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 21:59:36,141 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:36,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:36,141 INFO L85 PathProgramCache]: Analyzing trace with hash 482939229, now seen corresponding path program 1 times [2022-01-18 21:59:36,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:36,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082769565] [2022-01-18 21:59:36,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:36,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:36,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:36,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082769565] [2022-01-18 21:59:36,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082769565] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 21:59:36,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 21:59:36,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 21:59:36,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545894108] [2022-01-18 21:59:36,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 21:59:36,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 21:59:36,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:36,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 21:59:36,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 21:59:36,259 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 181 [2022-01-18 21:59:36,260 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) [2022-01-18 21:59:36,260 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:36,260 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 181 [2022-01-18 21:59:36,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:36,306 INFO L129 PetriNetUnfolder]: 21/421 cut-off events. [2022-01-18 21:59:36,306 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-01-18 21:59:36,308 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 10. 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. [2022-01-18 21:59:36,309 INFO L132 encePairwiseOnDemand]: 178/181 looper letters, 9 selfloop transitions, 2 changer transitions 0/165 dead transitions. [2022-01-18 21:59:36,309 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 165 transitions, 371 flow [2022-01-18 21:59:36,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 21:59:36,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-18 21:59:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 510 transitions. [2022-01-18 21:59:36,311 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9392265193370166 [2022-01-18 21:59:36,313 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 510 transitions. [2022-01-18 21:59:36,313 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 510 transitions. [2022-01-18 21:59:36,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:36,313 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 510 transitions. [2022-01-18 21:59:36,314 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) [2022-01-18 21:59:36,316 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) [2022-01-18 21:59:36,316 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) [2022-01-18 21:59:36,316 INFO L186 Difference]: Start difference. First operand has 162 places, 162 transitions, 343 flow. Second operand 3 states and 510 transitions. [2022-01-18 21:59:36,316 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 165 transitions, 371 flow [2022-01-18 21:59:36,318 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 165 transitions, 369 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-18 21:59:36,322 INFO L242 Difference]: Finished difference. Result has 164 places, 162 transitions, 348 flow [2022-01-18 21:59:36,322 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} [2022-01-18 21:59:36,322 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, -2 predicate places. [2022-01-18 21:59:36,322 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 162 transitions, 348 flow [2022-01-18 21:59:36,323 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) [2022-01-18 21:59:36,323 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:36,323 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] [2022-01-18 21:59:36,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 21:59:36,323 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:36,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:36,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1336772678, now seen corresponding path program 1 times [2022-01-18 21:59:36,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:36,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864700339] [2022-01-18 21:59:36,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:36,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:36,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:36,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:36,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864700339] [2022-01-18 21:59:36,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864700339] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 21:59:36,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 21:59:36,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-18 21:59:36,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975866079] [2022-01-18 21:59:36,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 21:59:36,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-18 21:59:36,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:36,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-18 21:59:36,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-18 21:59:36,421 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 161 out of 181 [2022-01-18 21:59:36,422 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) [2022-01-18 21:59:36,422 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:36,422 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 161 of 181 [2022-01-18 21:59:36,422 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:36,495 INFO L129 PetriNetUnfolder]: 41/518 cut-off events. [2022-01-18 21:59:36,495 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-01-18 21:59:36,497 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 2063 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. [2022-01-18 21:59:36,498 INFO L132 encePairwiseOnDemand]: 176/181 looper letters, 16 selfloop transitions, 4 changer transitions 0/170 dead transitions. [2022-01-18 21:59:36,498 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 170 transitions, 409 flow [2022-01-18 21:59:36,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-18 21:59:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2022-01-18 21:59:36,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 665 transitions. [2022-01-18 21:59:36,499 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9185082872928176 [2022-01-18 21:59:36,499 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 665 transitions. [2022-01-18 21:59:36,499 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 665 transitions. [2022-01-18 21:59:36,500 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:36,500 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 665 transitions. [2022-01-18 21:59:36,501 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) [2022-01-18 21:59:36,502 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) [2022-01-18 21:59:36,502 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) [2022-01-18 21:59:36,502 INFO L186 Difference]: Start difference. First operand has 164 places, 162 transitions, 348 flow. Second operand 4 states and 665 transitions. [2022-01-18 21:59:36,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 170 transitions, 409 flow [2022-01-18 21:59:36,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 170 transitions, 407 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-18 21:59:36,511 INFO L242 Difference]: Finished difference. Result has 168 places, 165 transitions, 374 flow [2022-01-18 21:59:36,512 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} [2022-01-18 21:59:36,512 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 2 predicate places. [2022-01-18 21:59:36,512 INFO L470 AbstractCegarLoop]: Abstraction has has 168 places, 165 transitions, 374 flow [2022-01-18 21:59:36,513 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) [2022-01-18 21:59:36,513 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:36,513 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] [2022-01-18 21:59:36,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 21:59:36,513 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:36,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:36,514 INFO L85 PathProgramCache]: Analyzing trace with hash -1266313920, now seen corresponding path program 1 times [2022-01-18 21:59:36,514 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:36,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423037349] [2022-01-18 21:59:36,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:36,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:36,618 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:36,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:36,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423037349] [2022-01-18 21:59:36,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423037349] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-18 21:59:36,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970022096] [2022-01-18 21:59:36,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:36,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-18 21:59:36,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 21:59:36,623 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) [2022-01-18 21:59:36,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-18 21:59:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:36,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-18 21:59:36,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-18 21:59:36,955 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:36,956 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-18 21:59:37,131 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:37,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970022096] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-18 21:59:37,131 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-18 21:59:37,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-01-18 21:59:37,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617370390] [2022-01-18 21:59:37,131 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-18 21:59:37,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-01-18 21:59:37,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:37,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-01-18 21:59:37,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-01-18 21:59:37,134 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 181 [2022-01-18 21:59:37,135 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) [2022-01-18 21:59:37,135 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:37,135 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 181 [2022-01-18 21:59:37,136 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:37,347 INFO L129 PetriNetUnfolder]: 176/1670 cut-off events. [2022-01-18 21:59:37,347 INFO L130 PetriNetUnfolder]: For 83/83 co-relation queries the response was YES. [2022-01-18 21:59:37,352 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 10785 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. [2022-01-18 21:59:37,357 INFO L132 encePairwiseOnDemand]: 175/181 looper letters, 48 selfloop transitions, 14 changer transitions 0/211 dead transitions. [2022-01-18 21:59:37,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 211 transitions, 623 flow [2022-01-18 21:59:37,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-18 21:59:37,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2022-01-18 21:59:37,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1644 transitions. [2022-01-18 21:59:37,360 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9082872928176795 [2022-01-18 21:59:37,360 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1644 transitions. [2022-01-18 21:59:37,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1644 transitions. [2022-01-18 21:59:37,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:37,361 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1644 transitions. [2022-01-18 21:59:37,364 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) [2022-01-18 21:59:37,366 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) [2022-01-18 21:59:37,367 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) [2022-01-18 21:59:37,367 INFO L186 Difference]: Start difference. First operand has 168 places, 165 transitions, 374 flow. Second operand 10 states and 1644 transitions. [2022-01-18 21:59:37,367 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 211 transitions, 623 flow [2022-01-18 21:59:37,369 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 211 transitions, 621 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-18 21:59:37,371 INFO L242 Difference]: Finished difference. Result has 179 places, 178 transitions, 466 flow [2022-01-18 21:59:37,372 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} [2022-01-18 21:59:37,373 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 13 predicate places. [2022-01-18 21:59:37,373 INFO L470 AbstractCegarLoop]: Abstraction has has 179 places, 178 transitions, 466 flow [2022-01-18 21:59:37,374 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) [2022-01-18 21:59:37,374 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:37,374 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] [2022-01-18 21:59:37,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-18 21:59:37,587 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 [2022-01-18 21:59:37,587 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:37,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:37,588 INFO L85 PathProgramCache]: Analyzing trace with hash 795727884, now seen corresponding path program 1 times [2022-01-18 21:59:37,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:37,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110672000] [2022-01-18 21:59:37,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:37,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:37,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:37,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110672000] [2022-01-18 21:59:37,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110672000] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 21:59:37,625 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 21:59:37,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-18 21:59:37,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834693804] [2022-01-18 21:59:37,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 21:59:37,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 21:59:37,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:37,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 21:59:37,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 21:59:37,626 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 181 [2022-01-18 21:59:37,627 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) [2022-01-18 21:59:37,627 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:37,627 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 181 [2022-01-18 21:59:37,627 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:37,714 INFO L129 PetriNetUnfolder]: 50/1067 cut-off events. [2022-01-18 21:59:37,714 INFO L130 PetriNetUnfolder]: For 56/56 co-relation queries the response was YES. [2022-01-18 21:59:37,716 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1363 conditions, 1067 events. 50/1067 cut-off events. For 56/56 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 4642 event pairs, 10 based on Foata normal form. 12/1033 useless extension candidates. Maximal degree in co-relation 998. Up to 46 conditions per place. [2022-01-18 21:59:37,718 INFO L132 encePairwiseOnDemand]: 177/181 looper letters, 12 selfloop transitions, 4 changer transitions 0/175 dead transitions. [2022-01-18 21:59:37,718 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 175 transitions, 477 flow [2022-01-18 21:59:37,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 21:59:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-18 21:59:37,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2022-01-18 21:59:37,719 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9116022099447514 [2022-01-18 21:59:37,719 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 495 transitions. [2022-01-18 21:59:37,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 495 transitions. [2022-01-18 21:59:37,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:37,720 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 495 transitions. [2022-01-18 21:59:37,720 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) [2022-01-18 21:59:37,721 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) [2022-01-18 21:59:37,721 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) [2022-01-18 21:59:37,721 INFO L186 Difference]: Start difference. First operand has 179 places, 178 transitions, 466 flow. Second operand 3 states and 495 transitions. [2022-01-18 21:59:37,721 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 175 transitions, 477 flow [2022-01-18 21:59:37,725 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 175 transitions, 465 flow, removed 5 selfloop flow, removed 1 redundant places. [2022-01-18 21:59:37,726 INFO L242 Difference]: Finished difference. Result has 179 places, 173 transitions, 434 flow [2022-01-18 21:59:37,727 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} [2022-01-18 21:59:37,728 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 13 predicate places. [2022-01-18 21:59:37,728 INFO L470 AbstractCegarLoop]: Abstraction has has 179 places, 173 transitions, 434 flow [2022-01-18 21:59:37,728 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) [2022-01-18 21:59:37,728 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:37,728 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] [2022-01-18 21:59:37,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-18 21:59:37,729 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:37,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:37,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1350066491, now seen corresponding path program 1 times [2022-01-18 21:59:37,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:37,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289049526] [2022-01-18 21:59:37,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:37,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:37,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:37,819 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:37,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289049526] [2022-01-18 21:59:37,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289049526] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 21:59:37,819 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 21:59:37,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 21:59:37,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088638744] [2022-01-18 21:59:37,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 21:59:37,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 21:59:37,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:37,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 21:59:37,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-18 21:59:37,821 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 148 out of 181 [2022-01-18 21:59:37,822 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) [2022-01-18 21:59:37,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:37,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 148 of 181 [2022-01-18 21:59:37,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:38,004 INFO L129 PetriNetUnfolder]: 116/1221 cut-off events. [2022-01-18 21:59:38,004 INFO L130 PetriNetUnfolder]: For 131/131 co-relation queries the response was YES. [2022-01-18 21:59:38,006 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1825 conditions, 1221 events. 116/1221 cut-off events. For 131/131 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 6125 event pairs, 19 based on Foata normal form. 0/1169 useless extension candidates. Maximal degree in co-relation 1103. Up to 178 conditions per place. [2022-01-18 21:59:38,040 INFO L132 encePairwiseOnDemand]: 170/181 looper letters, 49 selfloop transitions, 13 changer transitions 0/201 dead transitions. [2022-01-18 21:59:38,040 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 201 transitions, 643 flow [2022-01-18 21:59:38,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 21:59:38,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-18 21:59:38,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1389 transitions. [2022-01-18 21:59:38,042 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.852670349907919 [2022-01-18 21:59:38,042 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1389 transitions. [2022-01-18 21:59:38,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1389 transitions. [2022-01-18 21:59:38,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:38,043 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1389 transitions. [2022-01-18 21:59:38,045 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) [2022-01-18 21:59:38,047 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) [2022-01-18 21:59:38,047 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) [2022-01-18 21:59:38,047 INFO L186 Difference]: Start difference. First operand has 179 places, 173 transitions, 434 flow. Second operand 9 states and 1389 transitions. [2022-01-18 21:59:38,047 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 201 transitions, 643 flow [2022-01-18 21:59:38,049 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 201 transitions, 639 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-18 21:59:38,050 INFO L242 Difference]: Finished difference. Result has 191 places, 180 transitions, 518 flow [2022-01-18 21:59:38,050 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} [2022-01-18 21:59:38,051 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 25 predicate places. [2022-01-18 21:59:38,051 INFO L470 AbstractCegarLoop]: Abstraction has has 191 places, 180 transitions, 518 flow [2022-01-18 21:59:38,051 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) [2022-01-18 21:59:38,051 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:38,051 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] [2022-01-18 21:59:38,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-18 21:59:38,052 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:38,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:38,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1044239535, now seen corresponding path program 1 times [2022-01-18 21:59:38,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:38,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233142466] [2022-01-18 21:59:38,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:38,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:38,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:38,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:38,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233142466] [2022-01-18 21:59:38,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233142466] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 21:59:38,717 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 21:59:38,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2022-01-18 21:59:38,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512462758] [2022-01-18 21:59:38,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 21:59:38,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-01-18 21:59:38,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:38,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-01-18 21:59:38,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-01-18 21:59:38,720 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 181 [2022-01-18 21:59:38,722 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) [2022-01-18 21:59:38,722 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:38,722 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 181 [2022-01-18 21:59:38,722 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:40,808 INFO L129 PetriNetUnfolder]: 999/4005 cut-off events. [2022-01-18 21:59:40,809 INFO L130 PetriNetUnfolder]: For 564/567 co-relation queries the response was YES. [2022-01-18 21:59:40,819 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 50. Compared 29065 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. [2022-01-18 21:59:40,830 INFO L132 encePairwiseOnDemand]: 145/181 looper letters, 238 selfloop transitions, 39 changer transitions 4/370 dead transitions. [2022-01-18 21:59:40,830 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 370 transitions, 1584 flow [2022-01-18 21:59:40,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-18 21:59:40,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2022-01-18 21:59:40,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 3462 transitions. [2022-01-18 21:59:40,835 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5625609359766006 [2022-01-18 21:59:40,835 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 3462 transitions. [2022-01-18 21:59:40,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 3462 transitions. [2022-01-18 21:59:40,837 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:40,837 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 3462 transitions. [2022-01-18 21:59:40,841 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) [2022-01-18 21:59:40,847 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) [2022-01-18 21:59:40,848 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) [2022-01-18 21:59:40,848 INFO L186 Difference]: Start difference. First operand has 191 places, 180 transitions, 518 flow. Second operand 34 states and 3462 transitions. [2022-01-18 21:59:40,848 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 370 transitions, 1584 flow [2022-01-18 21:59:40,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 221 places, 370 transitions, 1571 flow, removed 3 selfloop flow, removed 3 redundant places. [2022-01-18 21:59:40,855 INFO L242 Difference]: Finished difference. Result has 245 places, 212 transitions, 782 flow [2022-01-18 21:59:40,855 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} [2022-01-18 21:59:40,856 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 79 predicate places. [2022-01-18 21:59:40,856 INFO L470 AbstractCegarLoop]: Abstraction has has 245 places, 212 transitions, 782 flow [2022-01-18 21:59:40,856 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) [2022-01-18 21:59:40,856 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:40,857 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] [2022-01-18 21:59:40,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-18 21:59:40,857 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:40,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:40,857 INFO L85 PathProgramCache]: Analyzing trace with hash 419713127, now seen corresponding path program 2 times [2022-01-18 21:59:40,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:40,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171488906] [2022-01-18 21:59:40,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:40,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 21:59:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 21:59:41,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 21:59:41,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171488906] [2022-01-18 21:59:41,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171488906] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 21:59:41,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 21:59:41,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2022-01-18 21:59:41,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051233908] [2022-01-18 21:59:41,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 21:59:41,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-01-18 21:59:41,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 21:59:41,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-01-18 21:59:41,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=624, Unknown=0, NotChecked=0, Total=702 [2022-01-18 21:59:41,481 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 181 [2022-01-18 21:59:41,483 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) [2022-01-18 21:59:41,483 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-18 21:59:41,483 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 181 [2022-01-18 21:59:41,483 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-18 21:59:43,486 INFO L129 PetriNetUnfolder]: 1158/4609 cut-off events. [2022-01-18 21:59:43,486 INFO L130 PetriNetUnfolder]: For 1244/1244 co-relation queries the response was YES. [2022-01-18 21:59:43,506 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 62. Compared 34987 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. [2022-01-18 21:59:43,519 INFO L132 encePairwiseOnDemand]: 146/181 looper letters, 239 selfloop transitions, 56 changer transitions 4/388 dead transitions. [2022-01-18 21:59:43,519 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 388 transitions, 1987 flow [2022-01-18 21:59:43,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-18 21:59:43,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2022-01-18 21:59:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 3462 transitions. [2022-01-18 21:59:43,530 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.5625609359766006 [2022-01-18 21:59:43,530 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 3462 transitions. [2022-01-18 21:59:43,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 3462 transitions. [2022-01-18 21:59:43,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-18 21:59:43,532 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 3462 transitions. [2022-01-18 21:59:43,547 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) [2022-01-18 21:59:43,566 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) [2022-01-18 21:59:43,567 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) [2022-01-18 21:59:43,567 INFO L186 Difference]: Start difference. First operand has 245 places, 212 transitions, 782 flow. Second operand 34 states and 3462 transitions. [2022-01-18 21:59:43,567 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 388 transitions, 1987 flow [2022-01-18 21:59:43,574 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 271 places, 388 transitions, 1973 flow, removed 0 selfloop flow, removed 7 redundant places. [2022-01-18 21:59:43,577 INFO L242 Difference]: Finished difference. Result has 284 places, 229 transitions, 1052 flow [2022-01-18 21:59:43,577 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} [2022-01-18 21:59:43,578 INFO L334 CegarLoopForPetriNet]: 166 programPoint places, 118 predicate places. [2022-01-18 21:59:43,578 INFO L470 AbstractCegarLoop]: Abstraction has has 284 places, 229 transitions, 1052 flow [2022-01-18 21:59:43,578 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) [2022-01-18 21:59:43,579 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-18 21:59:43,579 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] [2022-01-18 21:59:43,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-18 21:59:43,579 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-01-18 21:59:43,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 21:59:43,579 INFO L85 PathProgramCache]: Analyzing trace with hash -108484663, now seen corresponding path program 1 times [2022-01-18 21:59:43,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 21:59:43,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359908836] [2022-01-18 21:59:43,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 21:59:43,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 21:59:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 21:59:43,602 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-18 21:59:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 21:59:43,654 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-18 21:59:43,654 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-18 21:59:43,654 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-01-18 21:59:43,655 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-01-18 21:59:43,656 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-01-18 21:59:43,656 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-01-18 21:59:43,656 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-01-18 21:59:43,656 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-01-18 21:59:43,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-18 21:59:43,660 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 21:59:43,664 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-18 21:59:43,664 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-18 21:59:43,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.01 09:59:43 BasicIcfg [2022-01-18 21:59:43,739 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-18 21:59:43,741 INFO L158 Benchmark]: Toolchain (without parser) took 9367.87ms. Allocated memory was 360.7MB in the beginning and 572.5MB in the end (delta: 211.8MB). Free memory was 302.4MB in the beginning and 255.1MB in the end (delta: 47.3MB). Peak memory consumption was 257.7MB. Max. memory is 16.0GB. [2022-01-18 21:59:43,741 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 360.7MB. Free memory is still 320.5MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 21:59:43,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 499.78ms. Allocated memory was 360.7MB in the beginning and 455.1MB in the end (delta: 94.4MB). Free memory was 302.3MB in the beginning and 406.6MB in the end (delta: -104.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.0GB. [2022-01-18 21:59:43,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.40ms. Allocated memory is still 455.1MB. Free memory was 406.6MB in the beginning and 404.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 21:59:43,741 INFO L158 Benchmark]: Boogie Preprocessor took 31.25ms. Allocated memory is still 455.1MB. Free memory was 404.6MB in the beginning and 402.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 21:59:43,742 INFO L158 Benchmark]: RCFGBuilder took 421.65ms. Allocated memory is still 455.1MB. Free memory was 402.5MB in the beginning and 384.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2022-01-18 21:59:43,742 INFO L158 Benchmark]: TraceAbstraction took 8368.89ms. Allocated memory was 455.1MB in the beginning and 572.5MB in the end (delta: 117.4MB). Free memory was 383.7MB in the beginning and 255.1MB in the end (delta: 128.5MB). Peak memory consumption was 244.9MB. Max. memory is 16.0GB. [2022-01-18 21:59:43,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 360.7MB. Free memory is still 320.5MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 499.78ms. Allocated memory was 360.7MB in the beginning and 455.1MB in the end (delta: 94.4MB). Free memory was 302.3MB in the beginning and 406.6MB in the end (delta: -104.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 37.40ms. Allocated memory is still 455.1MB. Free memory was 406.6MB in the beginning and 404.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 31.25ms. Allocated memory is still 455.1MB. Free memory was 404.6MB in the beginning and 402.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 421.65ms. Allocated memory is still 455.1MB. Free memory was 402.5MB in the beginning and 384.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * TraceAbstraction took 8368.89ms. Allocated memory was 455.1MB in the beginning and 572.5MB in the end (delta: 117.4MB). Free memory was 383.7MB in the beginning and 255.1MB in the end (delta: 128.5MB). Peak memory consumption was 244.9MB. 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: 940]: 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[(400)]; 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] [L1019] 0 pthread_t id1, id2; VAL [arr={5:0}, flag=0, id1={9:0}, id2={7:0}, m={6:0}, top=0] [L1021] 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] [L988] 1 int i; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, m={6:0}, top=0] [L989] 1 unsigned int tmp; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, m={6:0}, top=0] [L990] 1 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L990] COND TRUE 1 i<(400) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=0, i=0, m={6:0}, top=0] [L993] 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] [L1022] 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] [L994] CALL 1 assume_abort_if_not(tmp < (400)) [L23] COND FALSE 1 !(!cond) VAL [\old(cond)=1, arr={5:0}, cond=1, flag=0, m={6:0}, top=0] [L994] RET 1 assume_abort_if_not(tmp < (400)) [L995] CALL, EXPR 1 push(arr,tmp) [L960] COND FALSE 1 !(top==(400)) VAL [\old(x)=0, arr={5:0}, flag=0, m={6:0}, stack={5:0}, stack={5:0}, top=0, x=0] [L967] CALL, EXPR 1 get_top() [L952] 1 return top; VAL [\result=0, arr={5:0}, flag=0, m={6:0}, top=0] [L967] RET, EXPR 1 get_top() [L967] 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] [L968] CALL 1 inc_top() [L944] 1 top++ VAL [arr={5:0}, flag=0, m={6:0}, top=1] [L968] RET 1 inc_top() [L970] 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] [L995] RET, EXPR 1 push(arr,tmp) [L995] 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] [L997] 1 flag=(1) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, tmp=0, top=1] [L1004] 2 int i; VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, m={6:0}, top=1] [L1005] 2 i=0 VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1005] COND TRUE 2 i<(400) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1008] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=0, m={6:0}, top=1] [L1010] CALL, EXPR 2 pop(arr) [L974] CALL, EXPR 2 get_top() [L952] 2 return top; VAL [\result=1, \result=0, arr={5:0}, flag=1, m={6:0}, top=1] [L974] RET, EXPR 2 get_top() [L974] 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] [L981] CALL 2 dec_top() [L948] 2 top-- VAL [arr={5:0}, flag=1, m={6:0}, top=0] [L981] RET 2 dec_top() [L982] CALL, EXPR 2 get_top() [L952] 2 return top; VAL [\result=0, \result=0, arr={5:0}, flag=1, m={6:0}, top=0] [L982] RET, EXPR 2 get_top() [L982] 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] [L982] 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] [L1010] RET, EXPR 2 pop(arr) [L1010] 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] [L1005] 2 i++ VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1005] COND TRUE 2 i<(400) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1008] COND TRUE 2 \read(flag) VAL [arg={0:0}, arg={0:0}, arr={5:0}, flag=1, i=1, m={6:0}, top=0] [L1010] CALL, EXPR 2 pop(arr) [L974] CALL, EXPR 2 get_top() [L952] 2 return top; VAL [\result=0, \result=0, arr={5:0}, flag=1, m={6:0}, top=0] [L974] RET, EXPR 2 get_top() [L974] 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] [L977] 2 return (-2); VAL [\result=-2, arr={5:0}, flag=1, m={6:0}, stack={5:0}, stack={5:0}, top=0] [L1010] RET, EXPR 2 pop(arr) [L1010] 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] [L1011] CALL 2 error() [L940] 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: 1021]: 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: 940]: 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: 8.1s, OverallIterations: 9, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 841 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 841 mSDsluCounter, 2324 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2685 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4152 IncrementalHoareTripleChecker+Invalid, 4198 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 197 mSDtfsCounter, 4152 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 356 GetRequests, 225 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1251 ImplicationChecksByTransitivity, 2.1s 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1052 NumberOfCodeBlocks, 1052 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 995 ConstructedInterpolants, 0 QuantifiedInterpolants, 6568 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! [2022-01-18 21:59:43,768 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...