/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-Before.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 06:31:54,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 06:31:54,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 06:31:54,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 06:31:54,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 06:31:54,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 06:31:54,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 06:31:54,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 06:31:54,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 06:31:54,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 06:31:54,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 06:31:54,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 06:31:54,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 06:31:54,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 06:31:54,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 06:31:54,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 06:31:54,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 06:31:54,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 06:31:54,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 06:31:54,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 06:31:54,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 06:31:54,975 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 06:31:54,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 06:31:54,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 06:31:54,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-19 06:31:54,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-19 06:31:54,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-19 06:31:54,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-19 06:31:54,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-19 06:31:54,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-19 06:31:54,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-19 06:31:54,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-19 06:31:54,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-19 06:31:54,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 06:31:54,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 06:31:54,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 06:31:54,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-Before.epf [2022-01-19 06:31:55,003 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 06:31:55,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 06:31:55,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 06:31:55,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 06:31:55,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 06:31:55,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 06:31:55,005 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 06:31:55,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 06:31:55,005 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 06:31:55,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 06:31:55,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 06:31:55,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 06:31:55,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 06:31:55,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 06:31:55,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 06:31:55,006 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 06:31:55,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 06:31:55,007 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 06:31:55,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 06:31:55,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 06:31:55,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 06:31:55,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 06:31:55,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 06:31:55,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 06:31:55,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 06:31:55,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 06:31:55,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 06:31:55,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 06:31:55,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 06:31:55,009 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 06:31:55,009 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 06:31:55,009 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=BEFORE [2022-01-19 06:31:55,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 06:31:55,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 06:31:55,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 06:31:55,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 06:31:55,201 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 06:31:55,202 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 06:31:55,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-01-19 06:31:55,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e86100ff/4b418eab44d846b9b3232c6017908dbe/FLAG6090bc92c [2022-01-19 06:31:55,721 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 06:31:55,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2022-01-19 06:31:55,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e86100ff/4b418eab44d846b9b3232c6017908dbe/FLAG6090bc92c [2022-01-19 06:31:55,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e86100ff/4b418eab44d846b9b3232c6017908dbe [2022-01-19 06:31:55,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 06:31:55,744 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 06:31:55,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 06:31:55,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 06:31:55,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 06:31:55,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 06:31:55" (1/1) ... [2022-01-19 06:31:55,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@722525f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:55, skipping insertion in model container [2022-01-19 06:31:55,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 06:31:55" (1/1) ... [2022-01-19 06:31:55,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 06:31:55,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 06:31:56,060 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-01-19 06:31:56,076 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,076 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,077 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,077 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 06:31:56,109 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 06:31:56,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2022-01-19 06:31:56,157 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,157 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,157 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,158 WARN L1533 CHandler]: Possible shadowing of function new [2022-01-19 06:31:56,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 06:31:56,198 INFO L208 MainTranslator]: Completed translation [2022-01-19 06:31:56,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56 WrapperNode [2022-01-19 06:31:56,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 06:31:56,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 06:31:56,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 06:31:56,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 06:31:56,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,240 INFO L137 Inliner]: procedures = 279, calls = 51, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 223 [2022-01-19 06:31:56,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 06:31:56,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 06:31:56,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 06:31:56,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 06:31:56,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 06:31:56,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 06:31:56,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 06:31:56,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 06:31:56,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (1/1) ... [2022-01-19 06:31:56,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 06:31:56,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 06:31:56,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-19 06:31:56,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 06:31:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-19 06:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-19 06:31:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-19 06:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 06:31:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 06:31:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 06:31:56,333 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-19 06:31:56,487 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 06:31:56,488 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 06:31:56,807 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 06:31:56,813 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 06:31:56,814 INFO L299 CfgBuilder]: Removed 16 assume(true) statements. [2022-01-19 06:31:56,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 06:31:56 BoogieIcfgContainer [2022-01-19 06:31:56,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 06:31:56,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 06:31:56,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 06:31:56,819 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 06:31:56,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 06:31:55" (1/3) ... [2022-01-19 06:31:56,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af2f648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 06:31:56, skipping insertion in model container [2022-01-19 06:31:56,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 06:31:56" (2/3) ... [2022-01-19 06:31:56,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af2f648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 06:31:56, skipping insertion in model container [2022-01-19 06:31:56,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 06:31:56" (3/3) ... [2022-01-19 06:31:56,821 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2022-01-19 06:31:56,825 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 06:31:56,825 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-19 06:31:56,825 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 06:31:56,860 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,861 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,862 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,863 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,864 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,865 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,866 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,867 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,868 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,869 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,870 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,871 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,872 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,873 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,874 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,875 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,876 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,877 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,878 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,879 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,880 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,881 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,889 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,890 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~3#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~pos~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~q~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~j~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem11#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem21#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 06:31:56,895 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-01-19 06:31:56,928 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 06:31:56,933 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 06:31:56,933 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-19 06:31:56,942 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 232 places, 256 transitions, 520 flow [2022-01-19 06:31:57,039 INFO L129 PetriNetUnfolder]: 29/273 cut-off events. [2022-01-19 06:31:57,040 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-01-19 06:31:57,045 INFO L84 FinitePrefix]: Finished finitePrefix Result has 279 conditions, 273 events. 29/273 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 583 event pairs, 0 based on Foata normal form. 0/240 useless extension candidates. Maximal degree in co-relation 155. Up to 4 conditions per place. [2022-01-19 06:31:57,045 INFO L82 GeneralOperation]: Start removeDead. Operand has 232 places, 256 transitions, 520 flow [2022-01-19 06:31:57,050 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 228 places, 251 transitions, 507 flow [2022-01-19 06:31:57,086 INFO L129 PetriNetUnfolder]: 22/255 cut-off events. [2022-01-19 06:31:57,086 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-01-19 06:31:57,086 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:31:57,087 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] [2022-01-19 06:31:57,095 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:31:57,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:31:57,099 INFO L85 PathProgramCache]: Analyzing trace with hash 831549575, now seen corresponding path program 1 times [2022-01-19 06:31:57,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:31:57,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942249640] [2022-01-19 06:31:57,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:31:57,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:31:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 06:31:57,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 06:31:57,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 06:31:57,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942249640] [2022-01-19 06:31:57,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942249640] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 06:31:57,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 06:31:57,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-19 06:31:57,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251654213] [2022-01-19 06:31:57,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 06:31:57,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-19 06:31:57,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 06:31:57,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-19 06:31:57,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-19 06:31:57,322 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 256 [2022-01-19 06:31:57,324 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 251 transitions, 507 flow. Second operand has 2 states, 2 states have (on average 234.0) internal successors, (468), 2 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,324 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 06:31:57,324 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 256 [2022-01-19 06:31:57,325 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 06:31:57,356 INFO L129 PetriNetUnfolder]: 6/245 cut-off events. [2022-01-19 06:31:57,356 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-01-19 06:31:57,357 INFO L84 FinitePrefix]: Finished finitePrefix Result has 252 conditions, 245 events. 6/245 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 432 event pairs, 0 based on Foata normal form. 22/253 useless extension candidates. Maximal degree in co-relation 149. Up to 2 conditions per place. [2022-01-19 06:31:57,358 INFO L132 encePairwiseOnDemand]: 236/256 looper letters, 1 selfloop transitions, 0 changer transitions 6/230 dead transitions. [2022-01-19 06:31:57,358 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 230 transitions, 467 flow [2022-01-19 06:31:57,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-19 06:31:57,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-01-19 06:31:57,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 487 transitions. [2022-01-19 06:31:57,368 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.951171875 [2022-01-19 06:31:57,368 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 487 transitions. [2022-01-19 06:31:57,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 487 transitions. [2022-01-19 06:31:57,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 06:31:57,371 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 487 transitions. [2022-01-19 06:31:57,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 243.5) internal successors, (487), 2 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 256.0) internal successors, (768), 3 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,378 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 256.0) internal successors, (768), 3 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,379 INFO L186 Difference]: Start difference. First operand has 228 places, 251 transitions, 507 flow. Second operand 2 states and 487 transitions. [2022-01-19 06:31:57,380 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 230 transitions, 467 flow [2022-01-19 06:31:57,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 230 transitions, 467 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-01-19 06:31:57,387 INFO L242 Difference]: Finished difference. Result has 228 places, 224 transitions, 453 flow [2022-01-19 06:31:57,388 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=256, PETRI_DIFFERENCE_MINUEND_FLOW=465, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=230, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=453, PETRI_PLACES=228, PETRI_TRANSITIONS=224} [2022-01-19 06:31:57,391 INFO L334 CegarLoopForPetriNet]: 228 programPoint places, 0 predicate places. [2022-01-19 06:31:57,391 INFO L470 AbstractCegarLoop]: Abstraction has has 228 places, 224 transitions, 453 flow [2022-01-19 06:31:57,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 234.0) internal successors, (468), 2 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,392 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:31:57,392 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] [2022-01-19 06:31:57,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 06:31:57,392 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:31:57,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:31:57,393 INFO L85 PathProgramCache]: Analyzing trace with hash 2135943304, now seen corresponding path program 1 times [2022-01-19 06:31:57,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:31:57,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363523362] [2022-01-19 06:31:57,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:31:57,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:31:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 06:31:57,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 06:31:57,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 06:31:57,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363523362] [2022-01-19 06:31:57,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363523362] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 06:31:57,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 06:31:57,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 06:31:57,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322624311] [2022-01-19 06:31:57,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 06:31:57,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 06:31:57,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 06:31:57,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 06:31:57,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 06:31:57,485 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 256 [2022-01-19 06:31:57,486 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 224 transitions, 453 flow. Second operand has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,486 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 06:31:57,486 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 256 [2022-01-19 06:31:57,486 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 06:31:57,545 INFO L129 PetriNetUnfolder]: 7/289 cut-off events. [2022-01-19 06:31:57,549 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-01-19 06:31:57,550 INFO L84 FinitePrefix]: Finished finitePrefix Result has 314 conditions, 289 events. 7/289 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 594 event pairs, 0 based on Foata normal form. 0/278 useless extension candidates. Maximal degree in co-relation 310. Up to 12 conditions per place. [2022-01-19 06:31:57,552 INFO L132 encePairwiseOnDemand]: 253/256 looper letters, 16 selfloop transitions, 2 changer transitions 0/231 dead transitions. [2022-01-19 06:31:57,552 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 231 transitions, 503 flow [2022-01-19 06:31:57,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 06:31:57,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 06:31:57,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 688 transitions. [2022-01-19 06:31:57,555 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8958333333333334 [2022-01-19 06:31:57,555 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 688 transitions. [2022-01-19 06:31:57,555 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 688 transitions. [2022-01-19 06:31:57,556 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 06:31:57,556 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 688 transitions. [2022-01-19 06:31:57,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 229.33333333333334) internal successors, (688), 3 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,560 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 256.0) internal successors, (1024), 4 states have internal predecessors, (1024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,560 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 256.0) internal successors, (1024), 4 states have internal predecessors, (1024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,560 INFO L186 Difference]: Start difference. First operand has 228 places, 224 transitions, 453 flow. Second operand 3 states and 688 transitions. [2022-01-19 06:31:57,560 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 231 transitions, 503 flow [2022-01-19 06:31:57,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 224 places, 231 transitions, 503 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-01-19 06:31:57,571 INFO L242 Difference]: Finished difference. Result has 225 places, 225 transitions, 465 flow [2022-01-19 06:31:57,572 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=256, PETRI_DIFFERENCE_MINUEND_FLOW=453, PETRI_DIFFERENCE_MINUEND_PLACES=222, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=224, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=465, PETRI_PLACES=225, PETRI_TRANSITIONS=225} [2022-01-19 06:31:57,572 INFO L334 CegarLoopForPetriNet]: 228 programPoint places, -3 predicate places. [2022-01-19 06:31:57,572 INFO L470 AbstractCegarLoop]: Abstraction has has 225 places, 225 transitions, 465 flow [2022-01-19 06:31:57,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 224.33333333333334) internal successors, (673), 3 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,573 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:31:57,573 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] [2022-01-19 06:31:57,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-19 06:31:57,573 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:31:57,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:31:57,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2106297394, now seen corresponding path program 1 times [2022-01-19 06:31:57,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:31:57,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193320448] [2022-01-19 06:31:57,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:31:57,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:31:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 06:31:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 06:31:57,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 06:31:57,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193320448] [2022-01-19 06:31:57,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193320448] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 06:31:57,639 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 06:31:57,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-19 06:31:57,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597858710] [2022-01-19 06:31:57,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 06:31:57,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-19 06:31:57,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 06:31:57,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-19 06:31:57,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-19 06:31:57,641 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 226 out of 256 [2022-01-19 06:31:57,642 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 225 transitions, 465 flow. Second operand has 3 states, 3 states have (on average 227.33333333333334) internal successors, (682), 3 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,642 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 06:31:57,642 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 226 of 256 [2022-01-19 06:31:57,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 06:31:57,686 INFO L129 PetriNetUnfolder]: 7/361 cut-off events. [2022-01-19 06:31:57,687 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 06:31:57,687 INFO L84 FinitePrefix]: Finished finitePrefix Result has 397 conditions, 361 events. 7/361 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 691 event pairs, 0 based on Foata normal form. 0/351 useless extension candidates. Maximal degree in co-relation 391. Up to 15 conditions per place. [2022-01-19 06:31:57,688 INFO L132 encePairwiseOnDemand]: 253/256 looper letters, 10 selfloop transitions, 2 changer transitions 0/229 dead transitions. [2022-01-19 06:31:57,688 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 229 transitions, 497 flow [2022-01-19 06:31:57,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-19 06:31:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-01-19 06:31:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 691 transitions. [2022-01-19 06:31:57,690 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8997395833333334 [2022-01-19 06:31:57,690 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 691 transitions. [2022-01-19 06:31:57,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 691 transitions. [2022-01-19 06:31:57,690 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 06:31:57,690 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 691 transitions. [2022-01-19 06:31:57,692 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 230.33333333333334) internal successors, (691), 3 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,693 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 256.0) internal successors, (1024), 4 states have internal predecessors, (1024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,694 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 256.0) internal successors, (1024), 4 states have internal predecessors, (1024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,694 INFO L186 Difference]: Start difference. First operand has 225 places, 225 transitions, 465 flow. Second operand 3 states and 691 transitions. [2022-01-19 06:31:57,694 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 229 transitions, 497 flow [2022-01-19 06:31:57,695 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 226 places, 229 transitions, 495 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 06:31:57,697 INFO L242 Difference]: Finished difference. Result has 227 places, 226 transitions, 475 flow [2022-01-19 06:31:57,697 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=256, PETRI_DIFFERENCE_MINUEND_FLOW=463, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=225, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=475, PETRI_PLACES=227, PETRI_TRANSITIONS=226} [2022-01-19 06:31:57,698 INFO L334 CegarLoopForPetriNet]: 228 programPoint places, -1 predicate places. [2022-01-19 06:31:57,698 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 226 transitions, 475 flow [2022-01-19 06:31:57,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 227.33333333333334) internal successors, (682), 3 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:57,699 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:31:57,699 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 06:31:57,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-19 06:31:57,700 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:31:57,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:31:57,701 INFO L85 PathProgramCache]: Analyzing trace with hash 224470936, now seen corresponding path program 1 times [2022-01-19 06:31:57,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:31:57,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311840387] [2022-01-19 06:31:57,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:31:57,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:31:57,746 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-19 06:31:57,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [323116689] [2022-01-19 06:31:57,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:31:57,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:31:57,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 06:31:57,748 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 06:31:57,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-19 06:31:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 06:31:57,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-19 06:31:57,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 06:31:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 06:31:58,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 06:31:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 06:31:58,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 06:31:58,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311840387] [2022-01-19 06:31:58,420 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-19 06:31:58,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323116689] [2022-01-19 06:31:58,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [323116689] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 06:31:58,420 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-19 06:31:58,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-01-19 06:31:58,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451972817] [2022-01-19 06:31:58,421 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-19 06:31:58,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 06:31:58,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 06:31:58,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 06:31:58,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-01-19 06:31:58,425 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 225 out of 256 [2022-01-19 06:31:58,427 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 226 transitions, 475 flow. Second operand has 8 states, 8 states have (on average 227.0) internal successors, (1816), 8 states have internal predecessors, (1816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:58,427 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 06:31:58,427 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 225 of 256 [2022-01-19 06:31:58,427 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 06:31:58,520 INFO L129 PetriNetUnfolder]: 7/439 cut-off events. [2022-01-19 06:31:58,521 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-01-19 06:31:58,521 INFO L84 FinitePrefix]: Finished finitePrefix Result has 503 conditions, 439 events. 7/439 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 499 event pairs, 0 based on Foata normal form. 4/435 useless extension candidates. Maximal degree in co-relation 496. Up to 10 conditions per place. [2022-01-19 06:31:58,522 INFO L132 encePairwiseOnDemand]: 250/256 looper letters, 11 selfloop transitions, 9 changer transitions 0/236 dead transitions. [2022-01-19 06:31:58,522 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 236 transitions, 537 flow [2022-01-19 06:31:58,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-19 06:31:58,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-19 06:31:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2047 transitions. [2022-01-19 06:31:58,526 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8884548611111112 [2022-01-19 06:31:58,526 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2047 transitions. [2022-01-19 06:31:58,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2047 transitions. [2022-01-19 06:31:58,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 06:31:58,530 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2047 transitions. [2022-01-19 06:31:58,533 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 227.44444444444446) internal successors, (2047), 9 states have internal predecessors, (2047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:58,536 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 256.0) internal successors, (2560), 10 states have internal predecessors, (2560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:58,537 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 256.0) internal successors, (2560), 10 states have internal predecessors, (2560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:58,537 INFO L186 Difference]: Start difference. First operand has 227 places, 226 transitions, 475 flow. Second operand 9 states and 2047 transitions. [2022-01-19 06:31:58,537 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 236 transitions, 537 flow [2022-01-19 06:31:58,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 234 places, 236 transitions, 535 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-01-19 06:31:58,541 INFO L242 Difference]: Finished difference. Result has 237 places, 232 transitions, 523 flow [2022-01-19 06:31:58,542 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=256, PETRI_DIFFERENCE_MINUEND_FLOW=473, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=220, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=523, PETRI_PLACES=237, PETRI_TRANSITIONS=232} [2022-01-19 06:31:58,542 INFO L334 CegarLoopForPetriNet]: 228 programPoint places, 9 predicate places. [2022-01-19 06:31:58,543 INFO L470 AbstractCegarLoop]: Abstraction has has 237 places, 232 transitions, 523 flow [2022-01-19 06:31:58,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 227.0) internal successors, (1816), 8 states have internal predecessors, (1816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:58,544 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:31:58,544 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 06:31:58,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-01-19 06:31:58,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:31:58,752 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:31:58,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:31:58,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1209624232, now seen corresponding path program 2 times [2022-01-19 06:31:58,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:31:58,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227828445] [2022-01-19 06:31:58,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:31:58,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:31:58,791 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-19 06:31:58,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [116934873] [2022-01-19 06:31:58,791 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-19 06:31:58,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:31:58,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 06:31:58,792 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 06:31:58,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-19 06:31:58,977 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-01-19 06:31:58,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-19 06:31:58,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-19 06:31:58,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 06:31:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 06:31:59,307 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 06:31:59,654 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 1 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 06:31:59,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 06:31:59,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227828445] [2022-01-19 06:31:59,654 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-19 06:31:59,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116934873] [2022-01-19 06:31:59,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116934873] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 06:31:59,655 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-19 06:31:59,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-01-19 06:31:59,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499677082] [2022-01-19 06:31:59,655 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-19 06:31:59,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-19 06:31:59,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 06:31:59,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-19 06:31:59,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-01-19 06:31:59,662 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 225 out of 256 [2022-01-19 06:31:59,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 232 transitions, 523 flow. Second operand has 16 states, 16 states have (on average 227.25) internal successors, (3636), 16 states have internal predecessors, (3636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:59,665 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 06:31:59,665 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 225 of 256 [2022-01-19 06:31:59,665 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 06:31:59,924 INFO L129 PetriNetUnfolder]: 7/735 cut-off events. [2022-01-19 06:31:59,924 INFO L130 PetriNetUnfolder]: For 61/61 co-relation queries the response was YES. [2022-01-19 06:31:59,926 INFO L84 FinitePrefix]: Finished finitePrefix Result has 935 conditions, 735 events. 7/735 cut-off events. For 61/61 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 499 event pairs, 0 based on Foata normal form. 8/735 useless extension candidates. Maximal degree in co-relation 926. Up to 22 conditions per place. [2022-01-19 06:31:59,928 INFO L132 encePairwiseOnDemand]: 250/256 looper letters, 19 selfloop transitions, 21 changer transitions 0/256 dead transitions. [2022-01-19 06:31:59,928 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 256 transitions, 711 flow [2022-01-19 06:31:59,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-19 06:31:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2022-01-19 06:31:59,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4769 transitions. [2022-01-19 06:31:59,934 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8870907738095238 [2022-01-19 06:31:59,934 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4769 transitions. [2022-01-19 06:31:59,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4769 transitions. [2022-01-19 06:31:59,936 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 06:31:59,936 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4769 transitions. [2022-01-19 06:31:59,943 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 227.0952380952381) internal successors, (4769), 21 states have internal predecessors, (4769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:59,951 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 256.0) internal successors, (5632), 22 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:59,953 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 256.0) internal successors, (5632), 22 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:59,953 INFO L186 Difference]: Start difference. First operand has 237 places, 232 transitions, 523 flow. Second operand 21 states and 4769 transitions. [2022-01-19 06:31:59,953 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 256 transitions, 711 flow [2022-01-19 06:31:59,956 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 256 places, 256 transitions, 697 flow, removed 6 selfloop flow, removed 1 redundant places. [2022-01-19 06:31:59,959 INFO L242 Difference]: Finished difference. Result has 261 places, 245 transitions, 647 flow [2022-01-19 06:31:59,960 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=256, PETRI_DIFFERENCE_MINUEND_FLOW=517, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=232, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=221, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=647, PETRI_PLACES=261, PETRI_TRANSITIONS=245} [2022-01-19 06:31:59,962 INFO L334 CegarLoopForPetriNet]: 228 programPoint places, 33 predicate places. [2022-01-19 06:31:59,962 INFO L470 AbstractCegarLoop]: Abstraction has has 261 places, 245 transitions, 647 flow [2022-01-19 06:31:59,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 227.25) internal successors, (3636), 16 states have internal predecessors, (3636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:31:59,963 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:31:59,963 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 06:31:59,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-19 06:32:00,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:32:00,183 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:32:00,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:32:00,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1242960680, now seen corresponding path program 3 times [2022-01-19 06:32:00,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:32:00,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002497203] [2022-01-19 06:32:00,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:32:00,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:32:00,221 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-19 06:32:00,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1007926453] [2022-01-19 06:32:00,222 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-01-19 06:32:00,222 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:32:00,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 06:32:00,223 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 06:32:00,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-19 06:32:00,412 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-01-19 06:32:00,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-19 06:32:00,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2022-01-19 06:32:00,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 06:32:00,826 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2022-01-19 06:32:00,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 06:32:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2022-01-19 06:32:01,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 06:32:01,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002497203] [2022-01-19 06:32:01,288 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-19 06:32:01,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007926453] [2022-01-19 06:32:01,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007926453] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 06:32:01,288 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-19 06:32:01,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-01-19 06:32:01,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694119271] [2022-01-19 06:32:01,288 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-19 06:32:01,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-19 06:32:01,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 06:32:01,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-19 06:32:01,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-01-19 06:32:01,291 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 222 out of 256 [2022-01-19 06:32:01,293 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 261 places, 245 transitions, 647 flow. Second operand has 8 states, 8 states have (on average 224.75) internal successors, (1798), 8 states have internal predecessors, (1798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:01,293 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 06:32:01,293 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 222 of 256 [2022-01-19 06:32:01,293 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 06:32:01,537 INFO L129 PetriNetUnfolder]: 8/1011 cut-off events. [2022-01-19 06:32:01,537 INFO L130 PetriNetUnfolder]: For 113/113 co-relation queries the response was YES. [2022-01-19 06:32:01,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1347 conditions, 1011 events. 8/1011 cut-off events. For 113/113 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 195 event pairs, 0 based on Foata normal form. 2/1005 useless extension candidates. Maximal degree in co-relation 1333. Up to 33 conditions per place. [2022-01-19 06:32:01,539 INFO L132 encePairwiseOnDemand]: 250/256 looper letters, 20 selfloop transitions, 9 changer transitions 0/261 dead transitions. [2022-01-19 06:32:01,539 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 269 places, 261 transitions, 739 flow [2022-01-19 06:32:01,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-19 06:32:01,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2022-01-19 06:32:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2029 transitions. [2022-01-19 06:32:01,542 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8806423611111112 [2022-01-19 06:32:01,542 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2029 transitions. [2022-01-19 06:32:01,542 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2029 transitions. [2022-01-19 06:32:01,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 06:32:01,543 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2029 transitions. [2022-01-19 06:32:01,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 225.44444444444446) internal successors, (2029), 9 states have internal predecessors, (2029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:01,548 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 256.0) internal successors, (2560), 10 states have internal predecessors, (2560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:01,549 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 256.0) internal successors, (2560), 10 states have internal predecessors, (2560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:01,549 INFO L186 Difference]: Start difference. First operand has 261 places, 245 transitions, 647 flow. Second operand 9 states and 2029 transitions. [2022-01-19 06:32:01,549 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 269 places, 261 transitions, 739 flow [2022-01-19 06:32:01,551 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 263 places, 261 transitions, 715 flow, removed 6 selfloop flow, removed 6 redundant places. [2022-01-19 06:32:01,553 INFO L242 Difference]: Finished difference. Result has 266 places, 251 transitions, 673 flow [2022-01-19 06:32:01,554 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=256, PETRI_DIFFERENCE_MINUEND_FLOW=623, PETRI_DIFFERENCE_MINUEND_PLACES=255, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=673, PETRI_PLACES=266, PETRI_TRANSITIONS=251} [2022-01-19 06:32:01,554 INFO L334 CegarLoopForPetriNet]: 228 programPoint places, 38 predicate places. [2022-01-19 06:32:01,554 INFO L470 AbstractCegarLoop]: Abstraction has has 266 places, 251 transitions, 673 flow [2022-01-19 06:32:01,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 224.75) internal successors, (1798), 8 states have internal predecessors, (1798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:01,555 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:32:01,555 INFO L254 CegarLoopForPetriNet]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 06:32:01,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-01-19 06:32:01,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:32:01,771 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:32:01,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:32:01,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1927675176, now seen corresponding path program 4 times [2022-01-19 06:32:01,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:32:01,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114532372] [2022-01-19 06:32:01,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:32:01,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:32:01,879 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-19 06:32:01,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1748929600] [2022-01-19 06:32:01,880 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-01-19 06:32:01,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:32:01,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 06:32:01,896 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 06:32:01,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-19 06:32:02,505 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-01-19 06:32:02,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-19 06:32:02,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 3452 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-19 06:32:02,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-19 06:32:03,878 INFO L134 CoverageAnalysis]: Checked inductivity of 7878 backedges. 0 proven. 5526 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2022-01-19 06:32:03,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-19 06:32:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 7878 backedges. 0 proven. 5526 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2022-01-19 06:32:05,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 06:32:05,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114532372] [2022-01-19 06:32:05,267 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-19 06:32:05,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1748929600] [2022-01-19 06:32:05,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1748929600] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-19 06:32:05,267 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-19 06:32:05,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-01-19 06:32:05,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415848305] [2022-01-19 06:32:05,268 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-19 06:32:05,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-01-19 06:32:05,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 06:32:05,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-01-19 06:32:05,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2022-01-19 06:32:05,272 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 222 out of 256 [2022-01-19 06:32:05,274 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 251 transitions, 673 flow. Second operand has 16 states, 16 states have (on average 225.375) internal successors, (3606), 16 states have internal predecessors, (3606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:05,274 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 06:32:05,274 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 222 of 256 [2022-01-19 06:32:05,274 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 06:32:06,071 INFO L129 PetriNetUnfolder]: 12/2107 cut-off events. [2022-01-19 06:32:06,071 INFO L130 PetriNetUnfolder]: For 346/346 co-relation queries the response was YES. [2022-01-19 06:32:06,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2822 conditions, 2107 events. 12/2107 cut-off events. For 346/346 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 199 event pairs, 0 based on Foata normal form. 4/2103 useless extension candidates. Maximal degree in co-relation 2805. Up to 70 conditions per place. [2022-01-19 06:32:06,076 INFO L132 encePairwiseOnDemand]: 250/256 looper letters, 40 selfloop transitions, 21 changer transitions 0/293 dead transitions. [2022-01-19 06:32:06,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 286 places, 293 transitions, 939 flow [2022-01-19 06:32:06,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-01-19 06:32:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2022-01-19 06:32:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4727 transitions. [2022-01-19 06:32:06,084 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8792782738095238 [2022-01-19 06:32:06,084 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4727 transitions. [2022-01-19 06:32:06,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4727 transitions. [2022-01-19 06:32:06,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 06:32:06,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4727 transitions. [2022-01-19 06:32:06,100 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 225.0952380952381) internal successors, (4727), 21 states have internal predecessors, (4727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:06,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 256.0) internal successors, (5632), 22 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:06,107 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 256.0) internal successors, (5632), 22 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:06,107 INFO L186 Difference]: Start difference. First operand has 266 places, 251 transitions, 673 flow. Second operand 21 states and 4727 transitions. [2022-01-19 06:32:06,107 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 286 places, 293 transitions, 939 flow [2022-01-19 06:32:06,109 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 285 places, 293 transitions, 925 flow, removed 6 selfloop flow, removed 1 redundant places. [2022-01-19 06:32:06,112 INFO L242 Difference]: Finished difference. Result has 290 places, 264 transitions, 797 flow [2022-01-19 06:32:06,112 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=256, PETRI_DIFFERENCE_MINUEND_FLOW=667, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=797, PETRI_PLACES=290, PETRI_TRANSITIONS=264} [2022-01-19 06:32:06,113 INFO L334 CegarLoopForPetriNet]: 228 programPoint places, 62 predicate places. [2022-01-19 06:32:06,113 INFO L470 AbstractCegarLoop]: Abstraction has has 290 places, 264 transitions, 797 flow [2022-01-19 06:32:06,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 225.375) internal successors, (3606), 16 states have internal predecessors, (3606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-19 06:32:06,114 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 06:32:06,114 INFO L254 CegarLoopForPetriNet]: trace histogram [49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-19 06:32:06,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-19 06:32:06,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:32:06,325 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-19 06:32:06,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 06:32:06,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1103736536, now seen corresponding path program 5 times [2022-01-19 06:32:06,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 06:32:06,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399079597] [2022-01-19 06:32:06,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 06:32:06,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 06:32:06,483 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-19 06:32:06,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [889771588] [2022-01-19 06:32:06,484 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-01-19 06:32:06,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-19 06:32:06,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 06:32:06,485 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-19 06:32:06,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process Received shutdown request... [2022-01-19 06:46:42,602 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-19 06:46:42,602 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-01-19 06:46:43,622 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 [2022-01-19 06:46:43,802 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forcibly destroying the process [2022-01-19 06:46:43,862 ERROR L247 FreeRefinementEngine]: Caught known exception: Timeout or Toolchain cancelled by user [2022-01-19 06:46:43,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 137 [2022-01-19 06:46:43,864 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-01-19 06:46:43,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-19 06:46:43,865 WARN L594 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was analyzing trace of length 2007 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. [2022-01-19 06:46:43,865 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-19 06:46:43,868 INFO L732 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1] [2022-01-19 06:46:43,868 INFO L309 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was TIMEOUT,TIMEOUT (1/2) [2022-01-19 06:46:43,870 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == InUseError ======== [2022-01-19 06:46:43,871 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 06:46:43,871 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-19 06:46:43,871 WARN L594 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was constructing initial abstraction,while executing CegarLoopForPetriNet. [2022-01-19 06:46:43,871 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2022-01-19 06:46:43,872 INFO L732 BasicCegarLoop]: Path program histogram: [] [2022-01-19 06:46:43,872 INFO L309 ceAbstractionStarter]: Result for error location InUseError was TIMEOUT (2/2) [2022-01-19 06:46:43,872 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-19 06:46:43,872 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-19 06:46:43,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.01 06:46:43 BasicIcfg [2022-01-19 06:46:43,874 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-19 06:46:43,875 INFO L158 Benchmark]: Toolchain (without parser) took 888130.92ms. Allocated memory was 388.0MB in the beginning and 740.3MB in the end (delta: 352.3MB). Free memory was 331.6MB in the beginning and 392.6MB in the end (delta: -61.0MB). Peak memory consumption was 293.4MB. Max. memory is 16.0GB. [2022-01-19 06:46:43,875 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 388.0MB. Free memory is still 350.0MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 06:46:43,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.54ms. Allocated memory was 388.0MB in the beginning and 522.2MB in the end (delta: 134.2MB). Free memory was 331.4MB in the beginning and 474.8MB in the end (delta: -143.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.0GB. [2022-01-19 06:46:43,875 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.94ms. Allocated memory is still 522.2MB. Free memory was 474.8MB in the beginning and 471.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 06:46:43,875 INFO L158 Benchmark]: Boogie Preprocessor took 22.38ms. Allocated memory is still 522.2MB. Free memory was 471.6MB in the beginning and 469.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 06:46:43,875 INFO L158 Benchmark]: RCFGBuilder took 551.44ms. Allocated memory is still 522.2MB. Free memory was 469.5MB in the beginning and 447.5MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. [2022-01-19 06:46:43,876 INFO L158 Benchmark]: TraceAbstraction took 887057.77ms. Allocated memory was 522.2MB in the beginning and 740.3MB in the end (delta: 218.1MB). Free memory was 446.5MB in the beginning and 392.6MB in the end (delta: 53.8MB). Peak memory consumption was 274.0MB. Max. memory is 16.0GB. [2022-01-19 06:46:43,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 388.0MB. Free memory is still 350.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 452.54ms. Allocated memory was 388.0MB in the beginning and 522.2MB in the end (delta: 134.2MB). Free memory was 331.4MB in the beginning and 474.8MB in the end (delta: -143.4MB). Peak memory consumption was 7.5MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 41.94ms. Allocated memory is still 522.2MB. Free memory was 474.8MB in the beginning and 471.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 22.38ms. Allocated memory is still 522.2MB. Free memory was 471.6MB in the beginning and 469.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 551.44ms. Allocated memory is still 522.2MB. Free memory was 469.5MB in the beginning and 447.5MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB. * TraceAbstraction took 887057.77ms. Allocated memory was 522.2MB in the beginning and 740.3MB in the end (delta: 218.1MB). Free memory was 446.5MB in the beginning and 392.6MB in the end (delta: 53.8MB). Peak memory consumption was 274.0MB. 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 - 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 - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was analyzing trace of length 2007 with TraceHistMax 49,while AutomatonFreeRefinementEngine was Timeout during CAMEL. - TimeoutResultAtElement [Line: 1082]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while CegarLoopForPetriNet was constructing initial abstraction,while executing CegarLoopForPetriNet. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 303 locations, 3 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: 886.9s, OverallIterations: 8, TraceHistogramMax: 49, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 153 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 153 mSDsluCounter, 64 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 280 IncrementalHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 24 mSDtfsCounter, 280 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3328 GetRequests, 3254 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=797occurred in iteration=7, InterpolantAutomatonStates: 68, 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: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 1947 NumberOfCodeBlocks, 1627 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 3584 ConstructedInterpolants, 0 QuantifiedInterpolants, 8564 SizeOfPredicates, 16 NumberOfNonLiveVariables, 4908 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 6277/17561 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 1 thread instances CFG has 3 procedures, 303 locations, 3 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: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown