/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-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 10:33:47,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 10:33:47,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 10:33:47,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-24 10:33:47,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 10:33:47,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 10:33:47,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 10:33:47,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 10:33:47,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 10:33:47,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 10:33:47,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 10:33:47,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 10:33:47,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 10:33:47,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 10:33:47,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 10:33:47,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 10:33:47,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 10:33:47,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 10:33:47,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 10:33:47,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 10:33:47,428 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-VariableLbe.epf [2021-03-24 10:33:47,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 10:33:47,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 10:33:47,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 10:33:47,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 10:33:47,466 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 10:33:47,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 10:33:47,466 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 10:33:47,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 10:33:47,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 10:33:47,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 10:33:47,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 10:33:47,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 10:33:47,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 10:33:47,468 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 10:33:47,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 10:33:47,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 10:33:47,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 10:33:47,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 10:33:47,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 10:33:47,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 10:33:47,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 10:33:47,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 10:33:47,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 10:33:47,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 10:33:47,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 10:33:47,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 10:33:47,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 10:33:47,470 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 10:33:47,470 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 10:33:47,470 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 10:33:47,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 10:33:47,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 10:33:47,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 10:33:47,792 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 10:33:47,793 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 10:33:47,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2021-03-24 10:33:47,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcd530c87/3702dae388364e6eb2dc022fe8f3c3ee/FLAG955e66d63 [2021-03-24 10:33:48,275 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 10:33:48,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i [2021-03-24 10:33:48,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcd530c87/3702dae388364e6eb2dc022fe8f3c3ee/FLAG955e66d63 [2021-03-24 10:33:48,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcd530c87/3702dae388364e6eb2dc022fe8f3c3ee [2021-03-24 10:33:48,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 10:33:48,606 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 10:33:48,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 10:33:48,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 10:33:48,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 10:33:48,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 10:33:48" (1/1) ... [2021-03-24 10:33:48,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c9737af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:48, skipping insertion in model container [2021-03-24 10:33:48,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 10:33:48" (1/1) ... [2021-03-24 10:33:48,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 10:33:48,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 10:33:48,785 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-24 10:33:48,950 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2021-03-24 10:33:48,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 10:33:48,968 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 10:33:48,989 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-24 10:33:49,016 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2021-03-24 10:33:49,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 10:33:49,092 INFO L208 MainTranslator]: Completed translation [2021-03-24 10:33:49,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49 WrapperNode [2021-03-24 10:33:49,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 10:33:49,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 10:33:49,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 10:33:49,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 10:33:49,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 10:33:49,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 10:33:49,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 10:33:49,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 10:33:49,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... [2021-03-24 10:33:49,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 10:33:49,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 10:33:49,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 10:33:49,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 10:33:49,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 10:33:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 10:33:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-03-24 10:33:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-03-24 10:33:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 10:33:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 10:33:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 10:33:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 10:33:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 10:33:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 10:33:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 10:33:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 10:33:49,255 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 10:33:50,022 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 10:33:50,023 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-03-24 10:33:50,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 10:33:50 BoogieIcfgContainer [2021-03-24 10:33:50,025 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 10:33:50,027 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 10:33:50,027 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 10:33:50,029 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 10:33:50,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 10:33:48" (1/3) ... [2021-03-24 10:33:50,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1f7d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 10:33:50, skipping insertion in model container [2021-03-24 10:33:50,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 10:33:49" (2/3) ... [2021-03-24 10:33:50,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d1f7d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 10:33:50, skipping insertion in model container [2021-03-24 10:33:50,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 10:33:50" (3/3) ... [2021-03-24 10:33:50,032 INFO L111 eAbstractionObserver]: Analyzing ICFG 48_ticket_lock_low_contention_vs.i [2021-03-24 10:33:50,036 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 10:33:50,039 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-24 10:33:50,040 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 10:33:50,060 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,060 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,060 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,060 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,060 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,061 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,061 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,061 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,062 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,063 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,064 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,065 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,065 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,065 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,065 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,065 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,066 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,067 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,067 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,068 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,068 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,069 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,070 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,070 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,070 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,070 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:50,072 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 10:33:50,087 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-24 10:33:50,103 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 10:33:50,103 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 10:33:50,103 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 10:33:50,103 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 10:33:50,103 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 10:33:50,103 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 10:33:50,103 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 10:33:50,103 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 10:33:50,111 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 66 transitions, 137 flow [2021-03-24 10:33:50,141 INFO L129 PetriNetUnfolder]: 8/99 cut-off events. [2021-03-24 10:33:50,141 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:33:50,144 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 99 events. 8/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 193 event pairs, 0 based on Foata normal form. 0/86 useless extension candidates. Maximal degree in co-relation 51. Up to 4 conditions per place. [2021-03-24 10:33:50,145 INFO L82 GeneralOperation]: Start removeDead. Operand has 64 places, 66 transitions, 137 flow [2021-03-24 10:33:50,148 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 64 places, 66 transitions, 137 flow [2021-03-24 10:33:50,150 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 10:33:50,157 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 66 transitions, 137 flow [2021-03-24 10:33:50,160 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 66 transitions, 137 flow [2021-03-24 10:33:50,161 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 64 places, 66 transitions, 137 flow [2021-03-24 10:33:50,177 INFO L129 PetriNetUnfolder]: 8/99 cut-off events. [2021-03-24 10:33:50,178 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:33:50,178 INFO L84 FinitePrefix]: Finished finitePrefix Result has 104 conditions, 99 events. 8/99 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 190 event pairs, 0 based on Foata normal form. 0/86 useless extension candidates. Maximal degree in co-relation 51. Up to 4 conditions per place. [2021-03-24 10:33:50,181 INFO L142 LiptonReduction]: Number of co-enabled transitions 1190 [2021-03-24 10:33:51,777 INFO L154 LiptonReduction]: Checked pairs total: 2566 [2021-03-24 10:33:51,777 INFO L156 LiptonReduction]: Total number of compositions: 38 [2021-03-24 10:33:51,779 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1630 [2021-03-24 10:33:51,787 INFO L129 PetriNetUnfolder]: 3/16 cut-off events. [2021-03-24 10:33:51,788 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:33:51,788 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:51,789 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:51,789 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:51,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:51,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1113915933, now seen corresponding path program 1 times [2021-03-24 10:33:51,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:51,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284091407] [2021-03-24 10:33:51,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:51,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:51,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:51,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:51,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:51,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:51,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284091407] [2021-03-24 10:33:51,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:33:51,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:33:51,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379071440] [2021-03-24 10:33:51,972 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-24 10:33:51,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:51,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-24 10:33:51,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-24 10:33:51,987 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 104 [2021-03-24 10:33:51,989 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 35 transitions, 75 flow. Second operand has 2 states, 2 states have (on average 91.5) internal successors, (183), 2 states have internal predecessors, (183), 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) [2021-03-24 10:33:51,989 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:51,989 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 104 [2021-03-24 10:33:51,990 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:52,008 INFO L129 PetriNetUnfolder]: 3/47 cut-off events. [2021-03-24 10:33:52,009 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:33:52,009 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53 conditions, 47 events. 3/47 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 92 event pairs, 0 based on Foata normal form. 5/44 useless extension candidates. Maximal degree in co-relation 50. Up to 4 conditions per place. [2021-03-24 10:33:52,010 INFO L132 encePairwiseOnDemand]: 101/104 looper letters, 0 selfloop transitions, 0 changer transitions 0/31 dead transitions. [2021-03-24 10:33:52,010 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 31 transitions, 67 flow [2021-03-24 10:33:52,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-24 10:33:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-24 10:33:52,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 185 transitions. [2021-03-24 10:33:52,020 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8894230769230769 [2021-03-24 10:33:52,020 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 185 transitions. [2021-03-24 10:33:52,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 185 transitions. [2021-03-24 10:33:52,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:52,023 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 185 transitions. [2021-03-24 10:33:52,025 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 92.5) internal successors, (185), 2 states have internal predecessors, (185), 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) [2021-03-24 10:33:52,031 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2021-03-24 10:33:52,032 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 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) [2021-03-24 10:33:52,033 INFO L185 Difference]: Start difference. First operand has 33 places, 35 transitions, 75 flow. Second operand 2 states and 185 transitions. [2021-03-24 10:33:52,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 31 transitions, 67 flow [2021-03-24 10:33:52,036 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 31 transitions, 67 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:33:52,037 INFO L241 Difference]: Finished difference. Result has 33 places, 31 transitions, 67 flow [2021-03-24 10:33:52,039 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=67, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=67, PETRI_PLACES=33, PETRI_TRANSITIONS=31} [2021-03-24 10:33:52,040 INFO L343 CegarLoopForPetriNet]: 33 programPoint places, 0 predicate places. [2021-03-24 10:33:52,040 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 31 transitions, 67 flow [2021-03-24 10:33:52,041 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 91.5) internal successors, (183), 2 states have internal predecessors, (183), 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) [2021-03-24 10:33:52,041 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:52,041 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:52,041 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 10:33:52,041 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:52,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:52,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1792756340, now seen corresponding path program 1 times [2021-03-24 10:33:52,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:52,043 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758874498] [2021-03-24 10:33:52,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:52,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:52,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:52,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:52,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 10:33:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:52,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758874498] [2021-03-24 10:33:52,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:33:52,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:33:52,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204422629] [2021-03-24 10:33:52,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 10:33:52,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:52,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 10:33:52,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 10:33:52,184 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 77 out of 104 [2021-03-24 10:33:52,184 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 31 transitions, 67 flow. Second operand has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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) [2021-03-24 10:33:52,184 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:52,184 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 104 [2021-03-24 10:33:52,184 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:52,226 INFO L129 PetriNetUnfolder]: 12/82 cut-off events. [2021-03-24 10:33:52,227 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:33:52,228 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123 conditions, 82 events. 12/82 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 239 event pairs, 3 based on Foata normal form. 0/75 useless extension candidates. Maximal degree in co-relation 119. Up to 18 conditions per place. [2021-03-24 10:33:52,228 INFO L132 encePairwiseOnDemand]: 98/104 looper letters, 7 selfloop transitions, 4 changer transitions 4/37 dead transitions. [2021-03-24 10:33:52,228 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 37 transitions, 109 flow [2021-03-24 10:33:52,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 10:33:52,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 10:33:52,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 248 transitions. [2021-03-24 10:33:52,234 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7948717948717948 [2021-03-24 10:33:52,234 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 248 transitions. [2021-03-24 10:33:52,234 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 248 transitions. [2021-03-24 10:33:52,236 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:52,236 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 248 transitions. [2021-03-24 10:33:52,238 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 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) [2021-03-24 10:33:52,240 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 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) [2021-03-24 10:33:52,240 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 104.0) internal successors, (416), 4 states have internal predecessors, (416), 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) [2021-03-24 10:33:52,240 INFO L185 Difference]: Start difference. First operand has 33 places, 31 transitions, 67 flow. Second operand 3 states and 248 transitions. [2021-03-24 10:33:52,241 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 37 transitions, 109 flow [2021-03-24 10:33:52,241 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 35 places, 37 transitions, 109 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:33:52,242 INFO L241 Difference]: Finished difference. Result has 37 places, 33 transitions, 95 flow [2021-03-24 10:33:52,243 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=104, PETRI_DIFFERENCE_MINUEND_FLOW=67, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=95, PETRI_PLACES=37, PETRI_TRANSITIONS=33} [2021-03-24 10:33:52,243 INFO L343 CegarLoopForPetriNet]: 33 programPoint places, 4 predicate places. [2021-03-24 10:33:52,243 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 33 transitions, 95 flow [2021-03-24 10:33:52,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 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) [2021-03-24 10:33:52,243 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:52,244 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1] [2021-03-24 10:33:52,244 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 10:33:52,244 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:52,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:52,244 INFO L82 PathProgramCache]: Analyzing trace with hash -404094420, now seen corresponding path program 1 times [2021-03-24 10:33:52,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:52,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772214611] [2021-03-24 10:33:52,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:33:52,282 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:33:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:33:52,295 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:33:52,318 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 10:33:52,319 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 10:33:52,319 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 10:33:52,320 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-24 10:33:52,320 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-03-24 10:33:52,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,342 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,342 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,342 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,343 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,343 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,344 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,345 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,346 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,346 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,347 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,348 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,349 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,350 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,350 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,350 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,350 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,350 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,351 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,352 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,353 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,354 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,355 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,355 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,355 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,355 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,355 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,356 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,358 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,359 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,359 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,359 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:52,360 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 10:33:52,360 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-24 10:33:52,362 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 10:33:52,362 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 10:33:52,362 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 10:33:52,362 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 10:33:52,362 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 10:33:52,362 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 10:33:52,363 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 10:33:52,363 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 10:33:52,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 84 transitions, 180 flow [2021-03-24 10:33:52,385 INFO L129 PetriNetUnfolder]: 13/151 cut-off events. [2021-03-24 10:33:52,385 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 10:33:52,388 INFO L84 FinitePrefix]: Finished finitePrefix Result has 161 conditions, 151 events. 13/151 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 425 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 100. Up to 6 conditions per place. [2021-03-24 10:33:52,388 INFO L82 GeneralOperation]: Start removeDead. Operand has 82 places, 84 transitions, 180 flow [2021-03-24 10:33:52,390 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 82 places, 84 transitions, 180 flow [2021-03-24 10:33:52,390 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 10:33:52,390 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 84 transitions, 180 flow [2021-03-24 10:33:52,391 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 84 transitions, 180 flow [2021-03-24 10:33:52,391 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 84 transitions, 180 flow [2021-03-24 10:33:52,401 INFO L129 PetriNetUnfolder]: 13/151 cut-off events. [2021-03-24 10:33:52,401 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 10:33:52,402 INFO L84 FinitePrefix]: Finished finitePrefix Result has 161 conditions, 151 events. 13/151 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 428 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 100. Up to 6 conditions per place. [2021-03-24 10:33:52,405 INFO L142 LiptonReduction]: Number of co-enabled transitions 2992 [2021-03-24 10:33:53,945 INFO L154 LiptonReduction]: Checked pairs total: 6217 [2021-03-24 10:33:53,945 INFO L156 LiptonReduction]: Total number of compositions: 46 [2021-03-24 10:33:53,946 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1556 [2021-03-24 10:33:53,949 INFO L129 PetriNetUnfolder]: 3/17 cut-off events. [2021-03-24 10:33:53,949 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:33:53,949 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:53,949 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:53,949 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:53,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:53,950 INFO L82 PathProgramCache]: Analyzing trace with hash -654199929, now seen corresponding path program 1 times [2021-03-24 10:33:53,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:53,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924778903] [2021-03-24 10:33:53,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:53,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:53,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:53,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:53,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:53,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924778903] [2021-03-24 10:33:53,977 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:33:53,977 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:33:53,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182690220] [2021-03-24 10:33:53,977 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-24 10:33:53,978 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:53,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-24 10:33:53,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-24 10:33:53,979 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 113 out of 130 [2021-03-24 10:33:53,979 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 47 transitions, 106 flow. Second operand has 2 states, 2 states have (on average 113.5) internal successors, (227), 2 states have internal predecessors, (227), 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) [2021-03-24 10:33:53,979 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:53,979 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 130 [2021-03-24 10:33:53,979 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:53,986 INFO L129 PetriNetUnfolder]: 5/75 cut-off events. [2021-03-24 10:33:53,986 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 10:33:53,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86 conditions, 75 events. 5/75 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 177 event pairs, 0 based on Foata normal form. 7/69 useless extension candidates. Maximal degree in co-relation 82. Up to 6 conditions per place. [2021-03-24 10:33:53,987 INFO L132 encePairwiseOnDemand]: 127/130 looper letters, 0 selfloop transitions, 0 changer transitions 0/42 dead transitions. [2021-03-24 10:33:53,987 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 42 transitions, 96 flow [2021-03-24 10:33:53,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-24 10:33:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-24 10:33:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 229 transitions. [2021-03-24 10:33:53,988 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8807692307692307 [2021-03-24 10:33:53,988 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 229 transitions. [2021-03-24 10:33:53,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 229 transitions. [2021-03-24 10:33:53,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:53,988 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 229 transitions. [2021-03-24 10:33:53,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 114.5) internal successors, (229), 2 states have internal predecessors, (229), 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) [2021-03-24 10:33:53,990 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 130.0) internal successors, (390), 3 states have internal predecessors, (390), 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) [2021-03-24 10:33:53,990 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 130.0) internal successors, (390), 3 states have internal predecessors, (390), 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) [2021-03-24 10:33:53,990 INFO L185 Difference]: Start difference. First operand has 46 places, 47 transitions, 106 flow. Second operand 2 states and 229 transitions. [2021-03-24 10:33:53,990 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 42 transitions, 96 flow [2021-03-24 10:33:53,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 42 transitions, 94 flow, removed 1 selfloop flow, removed 0 redundant places. [2021-03-24 10:33:53,991 INFO L241 Difference]: Finished difference. Result has 45 places, 42 transitions, 94 flow [2021-03-24 10:33:53,991 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=130, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=94, PETRI_PLACES=45, PETRI_TRANSITIONS=42} [2021-03-24 10:33:53,992 INFO L343 CegarLoopForPetriNet]: 46 programPoint places, -1 predicate places. [2021-03-24 10:33:53,992 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 42 transitions, 94 flow [2021-03-24 10:33:53,992 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 113.5) internal successors, (227), 2 states have internal predecessors, (227), 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) [2021-03-24 10:33:53,992 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:53,992 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:53,992 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 10:33:53,992 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:53,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:53,993 INFO L82 PathProgramCache]: Analyzing trace with hash 2095392608, now seen corresponding path program 1 times [2021-03-24 10:33:53,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:53,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272037494] [2021-03-24 10:33:53,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:54,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:54,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:54,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:54,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 10:33:54,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:54,043 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272037494] [2021-03-24 10:33:54,043 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:33:54,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:33:54,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019377004] [2021-03-24 10:33:54,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 10:33:54,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:54,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 10:33:54,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 10:33:54,046 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 93 out of 130 [2021-03-24 10:33:54,047 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 42 transitions, 94 flow. Second operand has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 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) [2021-03-24 10:33:54,047 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:54,047 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 130 [2021-03-24 10:33:54,047 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:54,118 INFO L129 PetriNetUnfolder]: 140/438 cut-off events. [2021-03-24 10:33:54,118 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-24 10:33:54,120 INFO L84 FinitePrefix]: Finished finitePrefix Result has 735 conditions, 438 events. 140/438 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 2504 event pairs, 51 based on Foata normal form. 0/396 useless extension candidates. Maximal degree in co-relation 730. Up to 151 conditions per place. [2021-03-24 10:33:54,121 INFO L132 encePairwiseOnDemand]: 121/130 looper letters, 16 selfloop transitions, 6 changer transitions 0/51 dead transitions. [2021-03-24 10:33:54,121 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 51 transitions, 156 flow [2021-03-24 10:33:54,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 10:33:54,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 10:33:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 304 transitions. [2021-03-24 10:33:54,123 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7794871794871795 [2021-03-24 10:33:54,124 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 304 transitions. [2021-03-24 10:33:54,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 304 transitions. [2021-03-24 10:33:54,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:54,124 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 304 transitions. [2021-03-24 10:33:54,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 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) [2021-03-24 10:33:54,126 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 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) [2021-03-24 10:33:54,127 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 130.0) internal successors, (520), 4 states have internal predecessors, (520), 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) [2021-03-24 10:33:54,127 INFO L185 Difference]: Start difference. First operand has 45 places, 42 transitions, 94 flow. Second operand 3 states and 304 transitions. [2021-03-24 10:33:54,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 51 transitions, 156 flow [2021-03-24 10:33:54,127 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 51 transitions, 156 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:33:54,129 INFO L241 Difference]: Finished difference. Result has 49 places, 48 transitions, 148 flow [2021-03-24 10:33:54,129 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=130, PETRI_DIFFERENCE_MINUEND_FLOW=94, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=148, PETRI_PLACES=49, PETRI_TRANSITIONS=48} [2021-03-24 10:33:54,129 INFO L343 CegarLoopForPetriNet]: 46 programPoint places, 3 predicate places. [2021-03-24 10:33:54,129 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 48 transitions, 148 flow [2021-03-24 10:33:54,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 94.0) internal successors, (282), 3 states have internal predecessors, (282), 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) [2021-03-24 10:33:54,129 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:54,130 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1] [2021-03-24 10:33:54,130 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 10:33:54,130 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:54,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:54,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1837270953, now seen corresponding path program 1 times [2021-03-24 10:33:54,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:54,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66870868] [2021-03-24 10:33:54,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:33:54,158 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:33:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:33:54,180 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:33:54,188 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 10:33:54,189 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 10:33:54,189 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 10:33:54,189 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-24 10:33:54,193 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-03-24 10:33:54,207 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,207 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,207 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,207 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,208 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,209 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,210 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,211 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,212 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,213 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,214 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,215 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,216 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,217 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,218 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,219 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,219 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,219 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,219 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,219 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,219 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,219 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,220 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,220 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,220 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,220 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,220 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,221 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,222 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,223 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,225 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,226 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,226 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,226 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,227 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:33:54,228 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 10:33:54,229 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-24 10:33:54,230 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 10:33:54,230 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 10:33:54,230 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 10:33:54,230 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 10:33:54,230 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 10:33:54,231 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 10:33:54,231 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 10:33:54,231 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 10:33:54,235 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 102 transitions, 225 flow [2021-03-24 10:33:54,256 INFO L129 PetriNetUnfolder]: 18/203 cut-off events. [2021-03-24 10:33:54,256 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-03-24 10:33:54,257 INFO L84 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 203 events. 18/203 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 655 event pairs, 0 based on Foata normal form. 0/174 useless extension candidates. Maximal degree in co-relation 155. Up to 8 conditions per place. [2021-03-24 10:33:54,257 INFO L82 GeneralOperation]: Start removeDead. Operand has 100 places, 102 transitions, 225 flow [2021-03-24 10:33:54,259 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 100 places, 102 transitions, 225 flow [2021-03-24 10:33:54,259 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 10:33:54,259 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 102 transitions, 225 flow [2021-03-24 10:33:54,260 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 102 transitions, 225 flow [2021-03-24 10:33:54,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 102 transitions, 225 flow [2021-03-24 10:33:54,278 INFO L129 PetriNetUnfolder]: 18/203 cut-off events. [2021-03-24 10:33:54,279 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-03-24 10:33:54,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 219 conditions, 203 events. 18/203 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 665 event pairs, 0 based on Foata normal form. 0/174 useless extension candidates. Maximal degree in co-relation 155. Up to 8 conditions per place. [2021-03-24 10:33:54,284 INFO L142 LiptonReduction]: Number of co-enabled transitions 5406 [2021-03-24 10:33:55,543 INFO L154 LiptonReduction]: Checked pairs total: 13180 [2021-03-24 10:33:55,543 INFO L156 LiptonReduction]: Total number of compositions: 53 [2021-03-24 10:33:55,544 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1285 [2021-03-24 10:33:55,546 INFO L129 PetriNetUnfolder]: 3/16 cut-off events. [2021-03-24 10:33:55,546 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:33:55,546 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:55,546 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:55,546 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:55,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:55,546 INFO L82 PathProgramCache]: Analyzing trace with hash -826797306, now seen corresponding path program 1 times [2021-03-24 10:33:55,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:55,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068983699] [2021-03-24 10:33:55,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:55,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:55,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:55,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:55,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:55,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:55,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068983699] [2021-03-24 10:33:55,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:33:55,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:33:55,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098060192] [2021-03-24 10:33:55,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-24 10:33:55,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:55,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-24 10:33:55,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-24 10:33:55,559 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 133 out of 155 [2021-03-24 10:33:55,560 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 62 transitions, 145 flow. Second operand has 2 states, 2 states have (on average 133.5) internal successors, (267), 2 states have internal predecessors, (267), 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) [2021-03-24 10:33:55,560 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:55,560 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 133 of 155 [2021-03-24 10:33:55,560 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:55,569 INFO L129 PetriNetUnfolder]: 7/104 cut-off events. [2021-03-24 10:33:55,569 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-03-24 10:33:55,569 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 104 events. 7/104 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 277 event pairs, 0 based on Foata normal form. 11/96 useless extension candidates. Maximal degree in co-relation 116. Up to 8 conditions per place. [2021-03-24 10:33:55,570 INFO L132 encePairwiseOnDemand]: 150/155 looper letters, 0 selfloop transitions, 0 changer transitions 0/54 dead transitions. [2021-03-24 10:33:55,570 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 54 transitions, 129 flow [2021-03-24 10:33:55,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-24 10:33:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-03-24 10:33:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 271 transitions. [2021-03-24 10:33:55,570 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8741935483870967 [2021-03-24 10:33:55,571 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 271 transitions. [2021-03-24 10:33:55,571 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 271 transitions. [2021-03-24 10:33:55,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:55,571 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 271 transitions. [2021-03-24 10:33:55,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 135.5) internal successors, (271), 2 states have internal predecessors, (271), 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) [2021-03-24 10:33:55,572 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 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) [2021-03-24 10:33:55,572 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 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) [2021-03-24 10:33:55,573 INFO L185 Difference]: Start difference. First operand has 60 places, 62 transitions, 145 flow. Second operand 2 states and 271 transitions. [2021-03-24 10:33:55,573 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 54 transitions, 129 flow [2021-03-24 10:33:55,573 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 54 transitions, 123 flow, removed 3 selfloop flow, removed 0 redundant places. [2021-03-24 10:33:55,574 INFO L241 Difference]: Finished difference. Result has 58 places, 54 transitions, 123 flow [2021-03-24 10:33:55,574 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=123, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=123, PETRI_PLACES=58, PETRI_TRANSITIONS=54} [2021-03-24 10:33:55,574 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, -2 predicate places. [2021-03-24 10:33:55,574 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 54 transitions, 123 flow [2021-03-24 10:33:55,575 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 133.5) internal successors, (267), 2 states have internal predecessors, (267), 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) [2021-03-24 10:33:55,575 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:55,575 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:55,575 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 10:33:55,575 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:55,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:55,576 INFO L82 PathProgramCache]: Analyzing trace with hash 347199985, now seen corresponding path program 1 times [2021-03-24 10:33:55,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:55,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100083591] [2021-03-24 10:33:55,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:55,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:55,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:55,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:55,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 10:33:55,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:55,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100083591] [2021-03-24 10:33:55,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:33:55,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:33:55,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088943401] [2021-03-24 10:33:55,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 10:33:55,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:55,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 10:33:55,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 10:33:55,602 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 109 out of 155 [2021-03-24 10:33:55,602 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 58 places, 54 transitions, 123 flow. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2021-03-24 10:33:55,602 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:55,602 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 109 of 155 [2021-03-24 10:33:55,602 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:55,880 INFO L129 PetriNetUnfolder]: 1476/3024 cut-off events. [2021-03-24 10:33:55,880 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-24 10:33:55,889 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5507 conditions, 3024 events. 1476/3024 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 215. Compared 22299 event pairs, 591 based on Foata normal form. 0/2610 useless extension candidates. Maximal degree in co-relation 5501. Up to 1407 conditions per place. [2021-03-24 10:33:55,906 INFO L132 encePairwiseOnDemand]: 142/155 looper letters, 22 selfloop transitions, 8 changer transitions 0/66 dead transitions. [2021-03-24 10:33:55,906 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 66 transitions, 207 flow [2021-03-24 10:33:55,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 10:33:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 10:33:55,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 362 transitions. [2021-03-24 10:33:55,908 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7784946236559139 [2021-03-24 10:33:55,908 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 362 transitions. [2021-03-24 10:33:55,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 362 transitions. [2021-03-24 10:33:55,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:55,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 362 transitions. [2021-03-24 10:33:55,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 120.66666666666667) internal successors, (362), 3 states have internal predecessors, (362), 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) [2021-03-24 10:33:55,910 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 155.0) internal successors, (620), 4 states have internal predecessors, (620), 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) [2021-03-24 10:33:55,910 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 155.0) internal successors, (620), 4 states have internal predecessors, (620), 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) [2021-03-24 10:33:55,910 INFO L185 Difference]: Start difference. First operand has 58 places, 54 transitions, 123 flow. Second operand 3 states and 362 transitions. [2021-03-24 10:33:55,911 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 66 transitions, 207 flow [2021-03-24 10:33:55,912 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 66 transitions, 207 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:33:55,914 INFO L241 Difference]: Finished difference. Result has 62 places, 62 transitions, 197 flow [2021-03-24 10:33:55,914 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=123, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=197, PETRI_PLACES=62, PETRI_TRANSITIONS=62} [2021-03-24 10:33:55,915 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 2 predicate places. [2021-03-24 10:33:55,915 INFO L480 AbstractCegarLoop]: Abstraction has has 62 places, 62 transitions, 197 flow [2021-03-24 10:33:55,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2021-03-24 10:33:55,915 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:55,915 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:55,915 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 10:33:55,915 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:55,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:55,916 INFO L82 PathProgramCache]: Analyzing trace with hash 536366848, now seen corresponding path program 1 times [2021-03-24 10:33:55,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:55,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267782269] [2021-03-24 10:33:55,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:55,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:55,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:55,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:55,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,003 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:33:56,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:33:56,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:56,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267782269] [2021-03-24 10:33:56,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917448212] [2021-03-24 10:33:56,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 10:33:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:56,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-24 10:33:56,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 10:33:56,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,196 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-03-24 10:33:56,197 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-03-24 10:33:56,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:56,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:56,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:33:56,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 10:33:56,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:56,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:33:56,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 10:33:56,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:56,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:56,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 10:33:56,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 10:33:56,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:56,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:33:56,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 10:33:56,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 10:33:56,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:56,290 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 10:33:56,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:33:56,300 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-24 10:33:56,300 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:18 [2021-03-24 10:33:56,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:33:56,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:33:56,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:33:56,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:56,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 10:33:56,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:33:56,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:56,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:33:56,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 10:33:56,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-24 10:33:56,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278922377] [2021-03-24 10:33:56,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:33:56,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:56,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:33:56,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:33:56,337 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 155 [2021-03-24 10:33:56,338 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 62 transitions, 197 flow. Second operand has 6 states, 6 states have (on average 95.5) internal successors, (573), 6 states have internal predecessors, (573), 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) [2021-03-24 10:33:56,338 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:56,338 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 155 [2021-03-24 10:33:56,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:57,379 INFO L129 PetriNetUnfolder]: 4206/8672 cut-off events. [2021-03-24 10:33:57,379 INFO L130 PetriNetUnfolder]: For 1673/1997 co-relation queries the response was YES. [2021-03-24 10:33:57,414 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17963 conditions, 8672 events. 4206/8672 cut-off events. For 1673/1997 co-relation queries the response was YES. Maximal size of possible extension queue 555. Compared 76849 event pairs, 1418 based on Foata normal form. 0/7304 useless extension candidates. Maximal degree in co-relation 17955. Up to 3473 conditions per place. [2021-03-24 10:33:57,469 INFO L132 encePairwiseOnDemand]: 145/155 looper letters, 38 selfloop transitions, 19 changer transitions 0/99 dead transitions. [2021-03-24 10:33:57,469 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 66 places, 99 transitions, 385 flow [2021-03-24 10:33:57,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:33:57,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:33:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 528 transitions. [2021-03-24 10:33:57,471 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6812903225806451 [2021-03-24 10:33:57,471 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 528 transitions. [2021-03-24 10:33:57,471 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 528 transitions. [2021-03-24 10:33:57,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:57,471 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 528 transitions. [2021-03-24 10:33:57,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 105.6) internal successors, (528), 5 states have internal predecessors, (528), 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) [2021-03-24 10:33:57,474 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:33:57,475 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:33:57,475 INFO L185 Difference]: Start difference. First operand has 62 places, 62 transitions, 197 flow. Second operand 5 states and 528 transitions. [2021-03-24 10:33:57,475 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 66 places, 99 transitions, 385 flow [2021-03-24 10:33:57,487 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 99 transitions, 369 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 10:33:57,489 INFO L241 Difference]: Finished difference. Result has 66 places, 80 transitions, 292 flow [2021-03-24 10:33:57,489 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=181, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=292, PETRI_PLACES=66, PETRI_TRANSITIONS=80} [2021-03-24 10:33:57,489 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 6 predicate places. [2021-03-24 10:33:57,489 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 80 transitions, 292 flow [2021-03-24 10:33:57,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 95.5) internal successors, (573), 6 states have internal predecessors, (573), 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) [2021-03-24 10:33:57,490 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:57,490 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:57,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-03-24 10:33:57,704 INFO L428 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:57,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:57,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1232148408, now seen corresponding path program 2 times [2021-03-24 10:33:57,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:57,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296556076] [2021-03-24 10:33:57,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:57,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:57,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:57,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:57,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:57,770 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:33:57,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:33:57,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:57,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:57,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-24 10:33:57,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296556076] [2021-03-24 10:33:57,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:33:57,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 10:33:57,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417116679] [2021-03-24 10:33:57,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:33:57,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:57,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:33:57,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:33:57,795 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 155 [2021-03-24 10:33:57,795 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 80 transitions, 292 flow. Second operand has 5 states, 5 states have (on average 99.6) internal successors, (498), 5 states have internal predecessors, (498), 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) [2021-03-24 10:33:57,795 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:57,795 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 155 [2021-03-24 10:33:57,796 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:33:58,604 INFO L129 PetriNetUnfolder]: 4386/8996 cut-off events. [2021-03-24 10:33:58,604 INFO L130 PetriNetUnfolder]: For 1652/2126 co-relation queries the response was YES. [2021-03-24 10:33:58,757 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18778 conditions, 8996 events. 4386/8996 cut-off events. For 1652/2126 co-relation queries the response was YES. Maximal size of possible extension queue 586. Compared 80054 event pairs, 1304 based on Foata normal form. 42/7854 useless extension candidates. Maximal degree in co-relation 18768. Up to 3705 conditions per place. [2021-03-24 10:33:58,825 INFO L132 encePairwiseOnDemand]: 144/155 looper letters, 45 selfloop transitions, 20 changer transitions 0/106 dead transitions. [2021-03-24 10:33:58,825 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 106 transitions, 490 flow [2021-03-24 10:33:58,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:33:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:33:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 550 transitions. [2021-03-24 10:33:58,827 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7096774193548387 [2021-03-24 10:33:58,827 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 550 transitions. [2021-03-24 10:33:58,827 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 550 transitions. [2021-03-24 10:33:58,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:33:58,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 550 transitions. [2021-03-24 10:33:58,829 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 110.0) internal successors, (550), 5 states have internal predecessors, (550), 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) [2021-03-24 10:33:58,830 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:33:58,832 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:33:58,832 INFO L185 Difference]: Start difference. First operand has 66 places, 80 transitions, 292 flow. Second operand 5 states and 550 transitions. [2021-03-24 10:33:58,832 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 106 transitions, 490 flow [2021-03-24 10:33:58,834 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 106 transitions, 490 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:33:58,836 INFO L241 Difference]: Finished difference. Result has 71 places, 87 transitions, 382 flow [2021-03-24 10:33:58,836 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=382, PETRI_PLACES=71, PETRI_TRANSITIONS=87} [2021-03-24 10:33:58,836 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 11 predicate places. [2021-03-24 10:33:58,836 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 87 transitions, 382 flow [2021-03-24 10:33:58,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 99.6) internal successors, (498), 5 states have internal predecessors, (498), 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) [2021-03-24 10:33:58,837 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:33:58,837 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:33:58,837 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 10:33:58,837 INFO L428 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:33:58,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:33:58,837 INFO L82 PathProgramCache]: Analyzing trace with hash 72611773, now seen corresponding path program 1 times [2021-03-24 10:33:58,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:33:58,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735105955] [2021-03-24 10:33:58,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:33:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:58,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:58,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:33:58,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:58,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:33:58,965 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:33:58,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:33:58,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:58,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-03-24 10:33:58,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735105955] [2021-03-24 10:33:58,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1937522285] [2021-03-24 10:33:58,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 10:33:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:33:59,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-24 10:33:59,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 10:33:59,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:33:59,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 10:33:59,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:33:59,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:33:59,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:33:59,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:33:59,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-24 10:33:59,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:33:59,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:33:59,129 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 10:33:59,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:33:59,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-24 10:33:59,132 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2021-03-24 10:33:59,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:33:59,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:33:59,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:33:59,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:33:59,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:33:59,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 10:33:59,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:33:59,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 10:33:59,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:33:59,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 10:33:59,272 INFO L354 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2021-03-24 10:33:59,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 32 [2021-03-24 10:33:59,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 10:33:59,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 10:33:59,275 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 10:33:59,287 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:33:59,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:33:59,290 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-24 10:33:59,290 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:13 [2021-03-24 10:33:59,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:33:59,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:33:59,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:33:59,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:33:59,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 10:33:59,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:33:59,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:33:59,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:33:59,319 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-03-24 10:33:59,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 10:33:59,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 8 [2021-03-24 10:33:59,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490884311] [2021-03-24 10:33:59,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:33:59,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:33:59,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:33:59,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-03-24 10:33:59,321 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 155 [2021-03-24 10:33:59,322 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 87 transitions, 382 flow. Second operand has 5 states, 5 states have (on average 92.0) internal successors, (460), 5 states have internal predecessors, (460), 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) [2021-03-24 10:33:59,322 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:33:59,322 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 155 [2021-03-24 10:33:59,322 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:34:01,306 INFO L129 PetriNetUnfolder]: 9838/19427 cut-off events. [2021-03-24 10:34:01,306 INFO L130 PetriNetUnfolder]: For 8861/11710 co-relation queries the response was YES. [2021-03-24 10:34:01,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44742 conditions, 19427 events. 9838/19427 cut-off events. For 8861/11710 co-relation queries the response was YES. Maximal size of possible extension queue 1226. Compared 187437 event pairs, 2832 based on Foata normal form. 62/17471 useless extension candidates. Maximal degree in co-relation 44730. Up to 6026 conditions per place. [2021-03-24 10:34:01,474 INFO L132 encePairwiseOnDemand]: 143/155 looper letters, 69 selfloop transitions, 35 changer transitions 0/142 dead transitions. [2021-03-24 10:34:01,474 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 142 transitions, 831 flow [2021-03-24 10:34:01,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:34:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:34:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 523 transitions. [2021-03-24 10:34:01,476 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6748387096774193 [2021-03-24 10:34:01,476 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 523 transitions. [2021-03-24 10:34:01,476 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 523 transitions. [2021-03-24 10:34:01,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:34:01,477 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 523 transitions. [2021-03-24 10:34:01,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 104.6) internal successors, (523), 5 states have internal predecessors, (523), 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) [2021-03-24 10:34:01,479 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:34:01,479 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:34:01,479 INFO L185 Difference]: Start difference. First operand has 71 places, 87 transitions, 382 flow. Second operand 5 states and 523 transitions. [2021-03-24 10:34:01,479 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 142 transitions, 831 flow [2021-03-24 10:34:01,485 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 142 transitions, 773 flow, removed 6 selfloop flow, removed 3 redundant places. [2021-03-24 10:34:01,488 INFO L241 Difference]: Finished difference. Result has 75 places, 114 transitions, 628 flow [2021-03-24 10:34:01,488 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=338, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=628, PETRI_PLACES=75, PETRI_TRANSITIONS=114} [2021-03-24 10:34:01,489 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 15 predicate places. [2021-03-24 10:34:01,489 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 114 transitions, 628 flow [2021-03-24 10:34:01,489 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 92.0) internal successors, (460), 5 states have internal predecessors, (460), 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) [2021-03-24 10:34:01,489 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:34:01,489 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:34:01,716 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 10:34:01,716 INFO L428 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:34:01,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:34:01,716 INFO L82 PathProgramCache]: Analyzing trace with hash -2071874945, now seen corresponding path program 2 times [2021-03-24 10:34:01,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:34:01,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811076487] [2021-03-24 10:34:01,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:34:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:34:01,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:01,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:01,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:01,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:01,778 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:34:01,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:34:01,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:01,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:01,801 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-03-24 10:34:01,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811076487] [2021-03-24 10:34:01,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:34:01,801 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 10:34:01,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750498428] [2021-03-24 10:34:01,802 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:34:01,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:34:01,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:34:01,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:34:01,803 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 97 out of 155 [2021-03-24 10:34:01,803 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 114 transitions, 628 flow. Second operand has 5 states, 5 states have (on average 98.6) internal successors, (493), 5 states have internal predecessors, (493), 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) [2021-03-24 10:34:01,803 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:34:01,803 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 97 of 155 [2021-03-24 10:34:01,803 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:34:03,525 INFO L129 PetriNetUnfolder]: 8813/18546 cut-off events. [2021-03-24 10:34:03,526 INFO L130 PetriNetUnfolder]: For 24368/27653 co-relation queries the response was YES. [2021-03-24 10:34:03,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49005 conditions, 18546 events. 8813/18546 cut-off events. For 24368/27653 co-relation queries the response was YES. Maximal size of possible extension queue 1208. Compared 188070 event pairs, 2525 based on Foata normal form. 161/17057 useless extension candidates. Maximal degree in co-relation 48990. Up to 7195 conditions per place. [2021-03-24 10:34:03,680 INFO L132 encePairwiseOnDemand]: 144/155 looper letters, 76 selfloop transitions, 31 changer transitions 0/149 dead transitions. [2021-03-24 10:34:03,680 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 149 transitions, 1027 flow [2021-03-24 10:34:03,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:34:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:34:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 547 transitions. [2021-03-24 10:34:03,682 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7058064516129032 [2021-03-24 10:34:03,682 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 547 transitions. [2021-03-24 10:34:03,682 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 547 transitions. [2021-03-24 10:34:03,683 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:34:03,683 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 547 transitions. [2021-03-24 10:34:03,684 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 109.4) internal successors, (547), 5 states have internal predecessors, (547), 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) [2021-03-24 10:34:03,685 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:34:03,685 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 155.0) internal successors, (930), 6 states have internal predecessors, (930), 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) [2021-03-24 10:34:03,685 INFO L185 Difference]: Start difference. First operand has 75 places, 114 transitions, 628 flow. Second operand 5 states and 547 transitions. [2021-03-24 10:34:03,685 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 149 transitions, 1027 flow [2021-03-24 10:34:03,697 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 149 transitions, 979 flow, removed 24 selfloop flow, removed 0 redundant places. [2021-03-24 10:34:03,699 INFO L241 Difference]: Finished difference. Result has 80 places, 125 transitions, 771 flow [2021-03-24 10:34:03,700 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=155, PETRI_DIFFERENCE_MINUEND_FLOW=594, PETRI_DIFFERENCE_MINUEND_PLACES=75, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=771, PETRI_PLACES=80, PETRI_TRANSITIONS=125} [2021-03-24 10:34:03,700 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 20 predicate places. [2021-03-24 10:34:03,700 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 125 transitions, 771 flow [2021-03-24 10:34:03,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 98.6) internal successors, (493), 5 states have internal predecessors, (493), 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) [2021-03-24 10:34:03,700 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:34:03,700 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1] [2021-03-24 10:34:03,701 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 10:34:03,701 INFO L428 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:34:03,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:34:03,701 INFO L82 PathProgramCache]: Analyzing trace with hash -982582626, now seen corresponding path program 1 times [2021-03-24 10:34:03,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:34:03,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716025091] [2021-03-24 10:34:03,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:34:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:34:03,709 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:34:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 10:34:03,715 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 10:34:03,720 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 10:34:03,721 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 10:34:03,721 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 10:34:03,721 WARN L342 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-03-24 10:34:03,721 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-03-24 10:34:03,740 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,740 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,740 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,740 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,741 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,742 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,743 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,744 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,745 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,746 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,747 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,748 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,751 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,752 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,753 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,754 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,755 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,756 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,757 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,758 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,759 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,760 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,761 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,762 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,762 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,763 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,763 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,764 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,766 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,767 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,767 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_#in~l.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,768 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0___VERIFIER_atomic_fetch_and_inc_~l.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,769 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,769 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_~#l~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 10:34:03,770 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-24 10:34:03,770 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-24 10:34:03,771 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 10:34:03,771 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 10:34:03,771 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 10:34:03,771 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 10:34:03,771 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 10:34:03,771 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 10:34:03,771 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 10:34:03,771 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 10:34:03,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 120 transitions, 272 flow [2021-03-24 10:34:03,794 INFO L129 PetriNetUnfolder]: 23/255 cut-off events. [2021-03-24 10:34:03,794 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-03-24 10:34:03,796 INFO L84 FinitePrefix]: Finished finitePrefix Result has 278 conditions, 255 events. 23/255 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 897 event pairs, 0 based on Foata normal form. 0/218 useless extension candidates. Maximal degree in co-relation 211. Up to 10 conditions per place. [2021-03-24 10:34:03,796 INFO L82 GeneralOperation]: Start removeDead. Operand has 118 places, 120 transitions, 272 flow [2021-03-24 10:34:03,799 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 118 places, 120 transitions, 272 flow [2021-03-24 10:34:03,800 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 10:34:03,800 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 118 places, 120 transitions, 272 flow [2021-03-24 10:34:03,800 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 118 places, 120 transitions, 272 flow [2021-03-24 10:34:03,801 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 120 transitions, 272 flow [2021-03-24 10:34:03,821 INFO L129 PetriNetUnfolder]: 23/255 cut-off events. [2021-03-24 10:34:03,821 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-03-24 10:34:03,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 278 conditions, 255 events. 23/255 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 897 event pairs, 0 based on Foata normal form. 0/218 useless extension candidates. Maximal degree in co-relation 211. Up to 10 conditions per place. [2021-03-24 10:34:03,829 INFO L142 LiptonReduction]: Number of co-enabled transitions 8432 [2021-03-24 10:34:05,121 INFO L154 LiptonReduction]: Checked pairs total: 19458 [2021-03-24 10:34:05,121 INFO L156 LiptonReduction]: Total number of compositions: 62 [2021-03-24 10:34:05,121 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1321 [2021-03-24 10:34:05,123 INFO L129 PetriNetUnfolder]: 2/16 cut-off events. [2021-03-24 10:34:05,123 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 10:34:05,123 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:34:05,123 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:34:05,123 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:34:05,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:34:05,124 INFO L82 PathProgramCache]: Analyzing trace with hash 740022868, now seen corresponding path program 1 times [2021-03-24 10:34:05,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:34:05,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900542566] [2021-03-24 10:34:05,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:34:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:34:05,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:05,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:05,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:05,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 10:34:05,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:34:05,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900542566] [2021-03-24 10:34:05,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:34:05,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 10:34:05,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621709391] [2021-03-24 10:34:05,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 10:34:05,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:34:05,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 10:34:05,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 10:34:05,147 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 182 [2021-03-24 10:34:05,147 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 74 transitions, 180 flow. Second operand has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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) [2021-03-24 10:34:05,147 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:34:05,147 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 182 [2021-03-24 10:34:05,147 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:34:06,323 INFO L129 PetriNetUnfolder]: 10784/17994 cut-off events. [2021-03-24 10:34:06,323 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-03-24 10:34:06,364 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33780 conditions, 17994 events. 10784/17994 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 971. Compared 141666 event pairs, 4527 based on Foata normal form. 761/16466 useless extension candidates. Maximal degree in co-relation 29371. Up to 8871 conditions per place. [2021-03-24 10:34:06,556 INFO L132 encePairwiseOnDemand]: 161/182 looper letters, 26 selfloop transitions, 10 changer transitions 0/79 dead transitions. [2021-03-24 10:34:06,556 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 79 transitions, 262 flow [2021-03-24 10:34:06,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 10:34:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 10:34:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 425 transitions. [2021-03-24 10:34:06,558 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7783882783882784 [2021-03-24 10:34:06,558 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 425 transitions. [2021-03-24 10:34:06,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 425 transitions. [2021-03-24 10:34:06,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:34:06,559 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 425 transitions. [2021-03-24 10:34:06,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 141.66666666666666) internal successors, (425), 3 states have internal predecessors, (425), 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) [2021-03-24 10:34:06,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 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) [2021-03-24 10:34:06,561 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 182.0) internal successors, (728), 4 states have internal predecessors, (728), 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) [2021-03-24 10:34:06,561 INFO L185 Difference]: Start difference. First operand has 72 places, 74 transitions, 180 flow. Second operand 3 states and 425 transitions. [2021-03-24 10:34:06,561 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 79 transitions, 262 flow [2021-03-24 10:34:06,562 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 79 transitions, 250 flow, removed 6 selfloop flow, removed 0 redundant places. [2021-03-24 10:34:06,563 INFO L241 Difference]: Finished difference. Result has 72 places, 74 transitions, 238 flow [2021-03-24 10:34:06,563 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=64, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=238, PETRI_PLACES=72, PETRI_TRANSITIONS=74} [2021-03-24 10:34:06,564 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 0 predicate places. [2021-03-24 10:34:06,564 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 74 transitions, 238 flow [2021-03-24 10:34:06,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 125.0) internal successors, (375), 3 states have internal predecessors, (375), 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) [2021-03-24 10:34:06,564 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:34:06,564 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:34:06,564 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-24 10:34:06,564 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:34:06,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:34:06,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1754511468, now seen corresponding path program 1 times [2021-03-24 10:34:06,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:34:06,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555344198] [2021-03-24 10:34:06,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:34:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:34:06,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:06,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:06,610 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:34:06,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:34:06,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:34:06,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555344198] [2021-03-24 10:34:06,633 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147442259] [2021-03-24 10:34:06,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 10:34:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:34:06,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-24 10:34:06,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 10:34:06,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:34:06,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 10:34:06,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:34:06,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:34:06,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:34:06,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:34:06,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-24 10:34:06,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:34:06,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:34:06,756 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 10:34:06,757 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:34:06,758 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-24 10:34:06,758 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:9 [2021-03-24 10:34:06,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:34:06,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 10:34:06,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 10:34:06,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:34:06,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:34:06,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 10:34:06,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:34:06,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 10:34:06,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:34:06,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 10:34:06,873 INFO L354 Elim1Store]: treesize reduction 19, result has 44.1 percent of original size [2021-03-24 10:34:06,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 32 [2021-03-24 10:34:06,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 10:34:06,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 10:34:06,877 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 10:34:06,887 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:34:06,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:34:06,891 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-24 10:34:06,891 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:13 [2021-03-24 10:34:06,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:34:06,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 10:34:06,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:34:06,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:06,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 10:34:06,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:06,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:06,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:06,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:34:06,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-24 10:34:06,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2021-03-24 10:34:06,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530872744] [2021-03-24 10:34:06,923 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:34:06,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:34:06,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:34:06,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-03-24 10:34:06,925 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 101 out of 182 [2021-03-24 10:34:06,925 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 74 transitions, 238 flow. Second operand has 5 states, 5 states have (on average 102.8) internal successors, (514), 5 states have internal predecessors, (514), 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) [2021-03-24 10:34:06,925 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:34:06,925 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 101 of 182 [2021-03-24 10:34:06,925 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:34:27,250 INFO L129 PetriNetUnfolder]: 88323/160203 cut-off events. [2021-03-24 10:34:27,250 INFO L130 PetriNetUnfolder]: For 29378/33024 co-relation queries the response was YES. [2021-03-24 10:34:27,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 335320 conditions, 160203 events. 88323/160203 cut-off events. For 29378/33024 co-relation queries the response was YES. Maximal size of possible extension queue 7979. Compared 1829041 event pairs, 31312 based on Foata normal form. 0/139792 useless extension candidates. Maximal degree in co-relation 334621. Up to 44275 conditions per place. [2021-03-24 10:34:28,809 INFO L132 encePairwiseOnDemand]: 168/182 looper letters, 59 selfloop transitions, 25 changer transitions 0/131 dead transitions. [2021-03-24 10:34:28,809 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 131 transitions, 520 flow [2021-03-24 10:34:28,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:34:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:34:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 590 transitions. [2021-03-24 10:34:28,812 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6483516483516484 [2021-03-24 10:34:28,812 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 590 transitions. [2021-03-24 10:34:28,812 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 590 transitions. [2021-03-24 10:34:28,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:34:28,812 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 590 transitions. [2021-03-24 10:34:28,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 118.0) internal successors, (590), 5 states have internal predecessors, (590), 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) [2021-03-24 10:34:28,814 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:34:28,815 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:34:28,815 INFO L185 Difference]: Start difference. First operand has 72 places, 74 transitions, 238 flow. Second operand 5 states and 590 transitions. [2021-03-24 10:34:28,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 131 transitions, 520 flow [2021-03-24 10:34:28,974 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 131 transitions, 500 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 10:34:28,975 INFO L241 Difference]: Finished difference. Result has 77 places, 98 transitions, 382 flow [2021-03-24 10:34:28,975 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=74, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=382, PETRI_PLACES=77, PETRI_TRANSITIONS=98} [2021-03-24 10:34:28,976 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 5 predicate places. [2021-03-24 10:34:28,976 INFO L480 AbstractCegarLoop]: Abstraction has has 77 places, 98 transitions, 382 flow [2021-03-24 10:34:28,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 102.8) internal successors, (514), 5 states have internal predecessors, (514), 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) [2021-03-24 10:34:28,976 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:34:28,976 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:34:29,184 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-24 10:34:29,184 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:34:29,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:34:29,185 INFO L82 PathProgramCache]: Analyzing trace with hash -656430182, now seen corresponding path program 2 times [2021-03-24 10:34:29,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:34:29,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264294987] [2021-03-24 10:34:29,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:34:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:34:29,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:29,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:29,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:29,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:29,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:29,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:29,231 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:34:29,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:34:29,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:29,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-24 10:34:29,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264294987] [2021-03-24 10:34:29,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:34:29,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 10:34:29,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234405113] [2021-03-24 10:34:29,256 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:34:29,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:34:29,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:34:29,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:34:29,257 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 182 [2021-03-24 10:34:29,257 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 98 transitions, 382 flow. Second operand has 5 states, 5 states have (on average 111.6) internal successors, (558), 5 states have internal predecessors, (558), 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) [2021-03-24 10:34:29,257 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:34:29,258 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 182 [2021-03-24 10:34:29,258 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:34:42,762 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][132], [128#true, 64#L716-2true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 70#L718true, 199#true, thr1Thread1of4ForFork0InUse, 51#L719true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 92#L719true, Black: 122#true]) [2021-03-24 10:34:42,762 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is not cut-off event [2021-03-24 10:34:42,762 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:34:42,762 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:34:42,762 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:34:43,068 INFO L129 PetriNetUnfolder]: 71306/133050 cut-off events. [2021-03-24 10:34:43,068 INFO L130 PetriNetUnfolder]: For 52534/63549 co-relation queries the response was YES. [2021-03-24 10:34:43,704 INFO L84 FinitePrefix]: Finished finitePrefix Result has 297288 conditions, 133050 events. 71306/133050 cut-off events. For 52534/63549 co-relation queries the response was YES. Maximal size of possible extension queue 7233. Compared 1545604 event pairs, 24258 based on Foata normal form. 117/119217 useless extension candidates. Maximal degree in co-relation 296885. Up to 45745 conditions per place. [2021-03-24 10:34:44,564 INFO L132 encePairwiseOnDemand]: 169/182 looper letters, 74 selfloop transitions, 34 changer transitions 0/157 dead transitions. [2021-03-24 10:34:44,564 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 157 transitions, 834 flow [2021-03-24 10:34:44,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:34:44,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:34:44,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 623 transitions. [2021-03-24 10:34:44,568 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6846153846153846 [2021-03-24 10:34:44,568 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 623 transitions. [2021-03-24 10:34:44,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 623 transitions. [2021-03-24 10:34:44,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:34:44,569 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 623 transitions. [2021-03-24 10:34:44,570 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 124.6) internal successors, (623), 5 states have internal predecessors, (623), 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) [2021-03-24 10:34:44,571 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:34:44,572 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:34:44,572 INFO L185 Difference]: Start difference. First operand has 77 places, 98 transitions, 382 flow. Second operand 5 states and 623 transitions. [2021-03-24 10:34:44,572 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 157 transitions, 834 flow [2021-03-24 10:34:44,590 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 157 transitions, 834 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-24 10:34:44,592 INFO L241 Difference]: Finished difference. Result has 83 places, 131 transitions, 690 flow [2021-03-24 10:34:44,593 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=690, PETRI_PLACES=83, PETRI_TRANSITIONS=131} [2021-03-24 10:34:44,593 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 11 predicate places. [2021-03-24 10:34:44,593 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 131 transitions, 690 flow [2021-03-24 10:34:44,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 111.6) internal successors, (558), 5 states have internal predecessors, (558), 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) [2021-03-24 10:34:44,593 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:34:44,593 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:34:44,593 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-24 10:34:44,593 INFO L428 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:34:44,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:34:44,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1745313778, now seen corresponding path program 3 times [2021-03-24 10:34:44,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:34:44,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254867465] [2021-03-24 10:34:44,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:34:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:34:44,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,633 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:34:44,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:34:44,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:34:44,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254867465] [2021-03-24 10:34:44,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836008965] [2021-03-24 10:34:44,659 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 10:34:44,752 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 10:34:44,753 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 10:34:44,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-24 10:34:44,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 10:34:44,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:34:44,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:44,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 10:34:44,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:44,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 10:34:44,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:44,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:44,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 10:34:44,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 10:34:44,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:44,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 10:34:44,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-24 10:34:44,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:34:44,834 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-24 10:34:44,843 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,845 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-24 10:34:44,845 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:18 [2021-03-24 10:34:44,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 10:34:44,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 10:34:44,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 10:34:44,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 10:34:44,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 10:34:44,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:34:44,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:34:44,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 10:34:44,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 10:34:44,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-24 10:34:44,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038063999] [2021-03-24 10:34:44,889 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:34:44,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:34:44,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:34:44,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:34:44,890 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 182 [2021-03-24 10:34:44,891 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 131 transitions, 690 flow. Second operand has 6 states, 6 states have (on average 109.66666666666667) internal successors, (658), 6 states have internal predecessors, (658), 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) [2021-03-24 10:34:44,891 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:34:44,891 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 182 [2021-03-24 10:34:44,891 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:35:02,557 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][136], [128#true, 64#L716-2true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 70#L718true, 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 207#true, thr1Thread1of4ForFork0InUse, 51#L719true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 92#L719true, Black: 122#true]) [2021-03-24 10:35:02,557 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is not cut-off event [2021-03-24 10:35:02,557 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:35:02,557 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:35:02,557 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:35:03,410 INFO L129 PetriNetUnfolder]: 83900/156694 cut-off events. [2021-03-24 10:35:03,410 INFO L130 PetriNetUnfolder]: For 120859/140260 co-relation queries the response was YES. [2021-03-24 10:35:04,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 377265 conditions, 156694 events. 83900/156694 cut-off events. For 120859/140260 co-relation queries the response was YES. Maximal size of possible extension queue 8359. Compared 1849505 event pairs, 29374 based on Foata normal form. 331/140443 useless extension candidates. Maximal degree in co-relation 376859. Up to 54933 conditions per place. [2021-03-24 10:35:05,083 INFO L132 encePairwiseOnDemand]: 170/182 looper letters, 81 selfloop transitions, 37 changer transitions 0/169 dead transitions. [2021-03-24 10:35:05,083 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 169 transitions, 1079 flow [2021-03-24 10:35:05,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:35:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:35:05,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 611 transitions. [2021-03-24 10:35:05,085 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6714285714285714 [2021-03-24 10:35:05,085 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 611 transitions. [2021-03-24 10:35:05,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 611 transitions. [2021-03-24 10:35:05,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:35:05,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 611 transitions. [2021-03-24 10:35:05,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 122.2) internal successors, (611), 5 states have internal predecessors, (611), 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) [2021-03-24 10:35:05,088 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:35:05,088 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:35:05,088 INFO L185 Difference]: Start difference. First operand has 83 places, 131 transitions, 690 flow. Second operand 5 states and 611 transitions. [2021-03-24 10:35:05,088 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 169 transitions, 1079 flow [2021-03-24 10:35:05,278 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 169 transitions, 1071 flow, removed 4 selfloop flow, removed 0 redundant places. [2021-03-24 10:35:05,279 INFO L241 Difference]: Finished difference. Result has 88 places, 143 transitions, 874 flow [2021-03-24 10:35:05,280 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=682, PETRI_DIFFERENCE_MINUEND_PLACES=83, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=874, PETRI_PLACES=88, PETRI_TRANSITIONS=143} [2021-03-24 10:35:05,280 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 16 predicate places. [2021-03-24 10:35:05,280 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 143 transitions, 874 flow [2021-03-24 10:35:05,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 109.66666666666667) internal successors, (658), 6 states have internal predecessors, (658), 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) [2021-03-24 10:35:05,280 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:35:05,280 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:35:05,480 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 10:35:05,481 INFO L428 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:35:05,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:35:05,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1157525849, now seen corresponding path program 1 times [2021-03-24 10:35:05,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:35:05,481 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308296049] [2021-03-24 10:35:05,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:35:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:35:05,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:05,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:35:05,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:05,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:35:05,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:05,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:35:05,685 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:35:05,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:35:05,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:05,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:35:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-03-24 10:35:05,706 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308296049] [2021-03-24 10:35:05,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:35:05,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-24 10:35:05,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453137137] [2021-03-24 10:35:05,707 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 10:35:05,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:35:05,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 10:35:05,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 10:35:05,708 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 182 [2021-03-24 10:35:05,709 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 143 transitions, 874 flow. Second operand has 5 states, 5 states have (on average 111.6) internal successors, (558), 5 states have internal predecessors, (558), 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) [2021-03-24 10:35:05,709 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:35:05,709 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 182 [2021-03-24 10:35:05,709 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:35:24,790 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][149], [64#L716-2true, 128#true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 70#L718true, 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), 207#true, 272#true, thr1Thread1of4ForFork0InUse, 51#L719true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 92#L719true, Black: 122#true]) [2021-03-24 10:35:24,790 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is not cut-off event [2021-03-24 10:35:24,790 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:35:24,790 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:35:24,790 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:35:25,534 INFO L129 PetriNetUnfolder]: 86533/161273 cut-off events. [2021-03-24 10:35:25,534 INFO L130 PetriNetUnfolder]: For 181370/206016 co-relation queries the response was YES. [2021-03-24 10:35:26,500 INFO L84 FinitePrefix]: Finished finitePrefix Result has 409413 conditions, 161273 events. 86533/161273 cut-off events. For 181370/206016 co-relation queries the response was YES. Maximal size of possible extension queue 8651. Compared 1903844 event pairs, 29563 based on Foata normal form. 251/145134 useless extension candidates. Maximal degree in co-relation 408970. Up to 58202 conditions per place. [2021-03-24 10:35:27,532 INFO L132 encePairwiseOnDemand]: 169/182 looper letters, 96 selfloop transitions, 34 changer transitions 0/180 dead transitions. [2021-03-24 10:35:27,533 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 180 transitions, 1301 flow [2021-03-24 10:35:27,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 10:35:27,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 10:35:27,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 625 transitions. [2021-03-24 10:35:27,536 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6868131868131868 [2021-03-24 10:35:27,536 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 625 transitions. [2021-03-24 10:35:27,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 625 transitions. [2021-03-24 10:35:27,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:35:27,536 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 625 transitions. [2021-03-24 10:35:27,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 125.0) internal successors, (625), 5 states have internal predecessors, (625), 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) [2021-03-24 10:35:27,538 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:35:27,539 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 182.0) internal successors, (1092), 6 states have internal predecessors, (1092), 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) [2021-03-24 10:35:27,539 INFO L185 Difference]: Start difference. First operand has 88 places, 143 transitions, 874 flow. Second operand 5 states and 625 transitions. [2021-03-24 10:35:27,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 180 transitions, 1301 flow [2021-03-24 10:35:27,700 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 89 places, 180 transitions, 1218 flow, removed 12 selfloop flow, removed 3 redundant places. [2021-03-24 10:35:27,703 INFO L241 Difference]: Finished difference. Result has 90 places, 152 transitions, 962 flow [2021-03-24 10:35:27,703 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=791, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=962, PETRI_PLACES=90, PETRI_TRANSITIONS=152} [2021-03-24 10:35:27,703 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 18 predicate places. [2021-03-24 10:35:27,703 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 152 transitions, 962 flow [2021-03-24 10:35:27,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 111.6) internal successors, (558), 5 states have internal predecessors, (558), 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) [2021-03-24 10:35:27,703 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:35:27,704 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:35:27,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-03-24 10:35:27,704 INFO L428 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:35:27,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:35:27,704 INFO L82 PathProgramCache]: Analyzing trace with hash -734747970, now seen corresponding path program 1 times [2021-03-24 10:35:27,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:35:27,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522048597] [2021-03-24 10:35:27,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:35:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:35:27,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:35:27,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:35:27,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 10:35:27,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-24 10:35:27,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 10:35:27,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 10:35:27,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:35:27,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:35:27,803 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:35:27,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:35:27,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:35:27,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:35:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-03-24 10:35:27,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522048597] [2021-03-24 10:35:27,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:35:27,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-03-24 10:35:27,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576399423] [2021-03-24 10:35:27,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 10:35:27,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:35:27,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 10:35:27,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 10:35:27,831 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 182 [2021-03-24 10:35:27,832 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 152 transitions, 962 flow. Second operand has 10 states, 10 states have (on average 77.3) internal successors, (773), 10 states have internal predecessors, (773), 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) [2021-03-24 10:35:27,832 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:35:27,832 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 182 [2021-03-24 10:35:27,832 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:36:23,976 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][265], [128#true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, 8#L717-7true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), 111#thr1EXITtrue, 272#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread3of4ForFork0InUse, 279#true, thr1Thread4of4ForFork0InUse, 92#L719true, Black: 122#true]) [2021-03-24 10:36:23,976 INFO L384 tUnfolder$Statistics]: this new event has 53 ancestors and is not cut-off event [2021-03-24 10:36:23,976 INFO L387 tUnfolder$Statistics]: existing Event has 53 ancestors and is not cut-off event [2021-03-24 10:36:23,976 INFO L387 tUnfolder$Statistics]: existing Event has 53 ancestors and is not cut-off event [2021-03-24 10:36:23,976 INFO L387 tUnfolder$Statistics]: existing Event has 53 ancestors and is not cut-off event [2021-03-24 10:36:24,359 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][265], [128#true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 111#thr1EXITtrue, Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), 272#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, thr1Thread3of4ForFork0InUse, 24#L725-5true, thr1Thread4of4ForFork0InUse, 92#L719true, Black: 122#true]) [2021-03-24 10:36:24,360 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is not cut-off event [2021-03-24 10:36:24,360 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:24,360 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:24,360 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,013 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][301], [128#true, 64#L716-2true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), 272#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread3of4ForFork0InUse, 279#true, thr1Thread4of4ForFork0InUse, 91#L718true, 92#L719true, Black: 122#true]) [2021-03-24 10:36:28,014 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,014 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,014 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,014 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,829 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][265], [128#true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, 10#L717-8true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 111#thr1EXITtrue, Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), 272#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 92#L719true, Black: 122#true]) [2021-03-24 10:36:28,829 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,829 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,829 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,829 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:36:28,832 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][301], [128#true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 111#thr1EXITtrue, Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), 272#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 91#L718true, 92#L719true, Black: 122#true]) [2021-03-24 10:36:28,833 INFO L384 tUnfolder$Statistics]: this new event has 55 ancestors and is cut-off event [2021-03-24 10:36:28,833 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-03-24 10:36:28,833 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-03-24 10:36:28,833 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-03-24 10:36:41,866 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([798] L719-->L716-2: Formula: (and (= (+ v_~s~0_101 1) v_~s~0_100) (= |v_thr1Thread3of4ForFork0_#res.offset_5| 0) (= |v_thr1Thread3of4ForFork0_#res.base_5| 0)) InVars {~s~0=v_~s~0_101} OutVars{thr1Thread3of4ForFork0_#res.offset=|v_thr1Thread3of4ForFork0_#res.offset_5|, thr1Thread3of4ForFork0_#res.base=|v_thr1Thread3of4ForFork0_#res.base_5|, thr1Thread3of4ForFork0_#t~post7=|v_thr1Thread3of4ForFork0_#t~post7_5|, ~s~0=v_~s~0_100} AuxVars[] AssignedVars[thr1Thread3of4ForFork0_#res.offset, thr1Thread3of4ForFork0_#res.base, thr1Thread3of4ForFork0_#t~post7, ~s~0][248], [64#L716-2true, 128#true, 35#L719true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 102#L716-2true, 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), 272#true, 51#L719true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, 90#thr1EXITtrue, Black: 124#(= ~c~0 1)]) [2021-03-24 10:36:41,866 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-03-24 10:36:41,866 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:36:41,866 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:36:41,866 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:36:42,437 INFO L129 PetriNetUnfolder]: 236066/391896 cut-off events. [2021-03-24 10:36:42,437 INFO L130 PetriNetUnfolder]: For 723455/809645 co-relation queries the response was YES. [2021-03-24 10:36:44,978 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1106030 conditions, 391896 events. 236066/391896 cut-off events. For 723455/809645 co-relation queries the response was YES. Maximal size of possible extension queue 16131. Compared 4330372 event pairs, 86432 based on Foata normal form. 903/356111 useless extension candidates. Maximal degree in co-relation 1026905. Up to 214541 conditions per place. [2021-03-24 10:36:47,173 INFO L132 encePairwiseOnDemand]: 166/182 looper letters, 194 selfloop transitions, 102 changer transitions 0/334 dead transitions. [2021-03-24 10:36:47,173 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 334 transitions, 2680 flow [2021-03-24 10:36:47,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-24 10:36:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-24 10:36:47,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1032 transitions. [2021-03-24 10:36:47,176 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5154845154845155 [2021-03-24 10:36:47,176 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 1032 transitions. [2021-03-24 10:36:47,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 1032 transitions. [2021-03-24 10:36:47,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:36:47,177 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1032 transitions. [2021-03-24 10:36:47,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 93.81818181818181) internal successors, (1032), 11 states have internal predecessors, (1032), 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) [2021-03-24 10:36:47,181 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 182.0) internal successors, (2184), 12 states have internal predecessors, (2184), 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) [2021-03-24 10:36:47,181 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 182.0) internal successors, (2184), 12 states have internal predecessors, (2184), 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) [2021-03-24 10:36:47,181 INFO L185 Difference]: Start difference. First operand has 90 places, 152 transitions, 962 flow. Second operand 11 states and 1032 transitions. [2021-03-24 10:36:47,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 334 transitions, 2680 flow [2021-03-24 10:36:48,584 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 334 transitions, 2472 flow, removed 16 selfloop flow, removed 3 redundant places. [2021-03-24 10:36:48,589 INFO L241 Difference]: Finished difference. Result has 104 places, 246 transitions, 2008 flow [2021-03-24 10:36:48,589 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=874, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=2008, PETRI_PLACES=104, PETRI_TRANSITIONS=246} [2021-03-24 10:36:48,590 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 32 predicate places. [2021-03-24 10:36:48,590 INFO L480 AbstractCegarLoop]: Abstraction has has 104 places, 246 transitions, 2008 flow [2021-03-24 10:36:48,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 77.3) internal successors, (773), 10 states have internal predecessors, (773), 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) [2021-03-24 10:36:48,590 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:36:48,590 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:36:48,590 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-03-24 10:36:48,590 INFO L428 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:36:48,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:36:48,591 INFO L82 PathProgramCache]: Analyzing trace with hash 503876158, now seen corresponding path program 2 times [2021-03-24 10:36:48,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:36:48,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12315798] [2021-03-24 10:36:48,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:36:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:36:48,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:36:48,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:36:48,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:36:48,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:36:48,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:36:48,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:36:48,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:36:48,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:36:48,635 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:36:48,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:36:48,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:36:48,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:36:48,656 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-24 10:36:48,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12315798] [2021-03-24 10:36:48,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:36:48,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 10:36:48,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533692216] [2021-03-24 10:36:48,656 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:36:48,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:36:48,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:36:48,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:36:48,657 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 182 [2021-03-24 10:36:48,658 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 246 transitions, 2008 flow. Second operand has 6 states, 6 states have (on average 111.5) internal successors, (669), 6 states have internal predecessors, (669), 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) [2021-03-24 10:36:48,658 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:36:48,658 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 182 [2021-03-24 10:36:48,658 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:37:08,836 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][270], [128#true, 64#L716-2true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 91#L718true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:37:08,836 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is cut-off event [2021-03-24 10:37:08,836 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is cut-off event [2021-03-24 10:37:08,837 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is cut-off event [2021-03-24 10:37:08,837 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is cut-off event [2021-03-24 10:37:10,467 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][245], [128#true, 64#L716-2true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, 51#L719true, thr1Thread2of4ForFork0InUse, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:37:10,467 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is not cut-off event [2021-03-24 10:37:10,467 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:37:10,467 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:37:10,467 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:37:10,929 INFO L129 PetriNetUnfolder]: 84602/157982 cut-off events. [2021-03-24 10:37:10,929 INFO L130 PetriNetUnfolder]: For 324650/365483 co-relation queries the response was YES. [2021-03-24 10:37:12,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 449455 conditions, 157982 events. 84602/157982 cut-off events. For 324650/365483 co-relation queries the response was YES. Maximal size of possible extension queue 8622. Compared 1861215 event pairs, 26357 based on Foata normal form. 841/144415 useless extension candidates. Maximal degree in co-relation 448958. Up to 55065 conditions per place. [2021-03-24 10:37:13,239 INFO L132 encePairwiseOnDemand]: 169/182 looper letters, 100 selfloop transitions, 150 changer transitions 0/303 dead transitions. [2021-03-24 10:37:13,240 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 303 transitions, 2854 flow [2021-03-24 10:37:13,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 10:37:13,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 10:37:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 755 transitions. [2021-03-24 10:37:13,242 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6913919413919414 [2021-03-24 10:37:13,242 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 755 transitions. [2021-03-24 10:37:13,242 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 755 transitions. [2021-03-24 10:37:13,242 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:37:13,242 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 755 transitions. [2021-03-24 10:37:13,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 125.83333333333333) internal successors, (755), 6 states have internal predecessors, (755), 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) [2021-03-24 10:37:13,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 182.0) internal successors, (1274), 7 states have internal predecessors, (1274), 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) [2021-03-24 10:37:13,245 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 182.0) internal successors, (1274), 7 states have internal predecessors, (1274), 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) [2021-03-24 10:37:13,245 INFO L185 Difference]: Start difference. First operand has 104 places, 246 transitions, 2008 flow. Second operand 6 states and 755 transitions. [2021-03-24 10:37:13,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 303 transitions, 2854 flow [2021-03-24 10:37:13,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 303 transitions, 2799 flow, removed 20 selfloop flow, removed 1 redundant places. [2021-03-24 10:37:13,628 INFO L241 Difference]: Finished difference. Result has 110 places, 265 transitions, 2598 flow [2021-03-24 10:37:13,629 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=1953, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=246, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=135, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2598, PETRI_PLACES=110, PETRI_TRANSITIONS=265} [2021-03-24 10:37:13,629 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 38 predicate places. [2021-03-24 10:37:13,629 INFO L480 AbstractCegarLoop]: Abstraction has has 110 places, 265 transitions, 2598 flow [2021-03-24 10:37:13,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 111.5) internal successors, (669), 6 states have internal predecessors, (669), 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) [2021-03-24 10:37:13,629 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:37:13,629 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:37:13,629 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-03-24 10:37:13,630 INFO L428 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:37:13,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:37:13,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1638959898, now seen corresponding path program 3 times [2021-03-24 10:37:13,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:37:13,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442512761] [2021-03-24 10:37:13,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:37:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:37:13,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:37:13,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:37:13,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:37:13,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:37:13,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:37:13,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 10:37:13,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:37:13,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 10:37:13,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:37:13,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 10:37:13,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:37:13,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:37:13,699 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:37:13,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:37:13,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:37:13,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:37:13,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-24 10:37:13,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442512761] [2021-03-24 10:37:13,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:37:13,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 10:37:13,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230589777] [2021-03-24 10:37:13,723 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 10:37:13,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:37:13,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 10:37:13,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 10:37:13,724 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 182 [2021-03-24 10:37:13,725 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 265 transitions, 2598 flow. Second operand has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:37:13,725 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:37:13,725 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 182 [2021-03-24 10:37:13,725 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:38:14,748 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][300], [128#true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 70#L718true, 199#true, 8#L717-7true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, 111#thr1EXITtrue, thr1Thread1of4ForFork0InUse, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:38:14,748 INFO L384 tUnfolder$Statistics]: this new event has 53 ancestors and is not cut-off event [2021-03-24 10:38:14,748 INFO L387 tUnfolder$Statistics]: existing Event has 53 ancestors and is not cut-off event [2021-03-24 10:38:14,748 INFO L387 tUnfolder$Statistics]: existing Event has 53 ancestors and is not cut-off event [2021-03-24 10:38:14,748 INFO L387 tUnfolder$Statistics]: existing Event has 53 ancestors and is not cut-off event [2021-03-24 10:38:15,086 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][337], [128#true, 64#L716-2true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 70#L718true, 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 91#L718true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread2of4ForFork0InUse, 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:38:15,086 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is cut-off event [2021-03-24 10:38:15,086 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is cut-off event [2021-03-24 10:38:15,086 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is cut-off event [2021-03-24 10:38:15,086 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is cut-off event [2021-03-24 10:38:20,877 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][300], [128#true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, 10#L717-8true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, 111#thr1EXITtrue, thr1Thread1of4ForFork0InUse, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:38:20,877 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is not cut-off event [2021-03-24 10:38:20,877 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:38:20,877 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:38:20,877 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is not cut-off event [2021-03-24 10:38:20,878 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][337], [128#true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 70#L718true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 91#L718true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, 111#thr1EXITtrue, thr1Thread1of4ForFork0InUse, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:38:20,878 INFO L384 tUnfolder$Statistics]: this new event has 55 ancestors and is cut-off event [2021-03-24 10:38:20,878 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-03-24 10:38:20,878 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-03-24 10:38:20,879 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-03-24 10:38:26,495 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][300], [64#L716-2true, 128#true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 70#L718true, 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, 51#L719true, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:38:26,495 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is not cut-off event [2021-03-24 10:38:26,495 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:38:26,495 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:38:26,495 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-03-24 10:38:28,469 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([727] L717-8-->L718: Formula: (= v_~c~0_1 1) InVars {} OutVars{~c~0=v_~c~0_1} AuxVars[] AssignedVars[~c~0][300], [128#true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 70#L718true, 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 92#L719true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, 111#thr1EXITtrue, thr1Thread1of4ForFork0InUse, 51#L719true, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 122#true]) [2021-03-24 10:38:28,469 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is not cut-off event [2021-03-24 10:38:28,469 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-24 10:38:28,469 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-24 10:38:28,469 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-03-24 10:38:31,949 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([798] L719-->L716-2: Formula: (and (= (+ v_~s~0_101 1) v_~s~0_100) (= |v_thr1Thread3of4ForFork0_#res.offset_5| 0) (= |v_thr1Thread3of4ForFork0_#res.base_5| 0)) InVars {~s~0=v_~s~0_101} OutVars{thr1Thread3of4ForFork0_#res.offset=|v_thr1Thread3of4ForFork0_#res.offset_5|, thr1Thread3of4ForFork0_#res.base=|v_thr1Thread3of4ForFork0_#res.base_5|, thr1Thread3of4ForFork0_#t~post7=|v_thr1Thread3of4ForFork0_#t~post7_5|, ~s~0=v_~s~0_100} AuxVars[] AssignedVars[thr1Thread3of4ForFork0_#res.offset, thr1Thread3of4ForFork0_#res.base, thr1Thread3of4ForFork0_#t~post7, ~s~0][318], [128#true, 64#L716-2true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 90#thr1EXITtrue, 35#L719true, 102#L716-2true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, 51#L719true, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 124#(= ~c~0 1)]) [2021-03-24 10:38:31,950 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-03-24 10:38:31,950 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:38:31,950 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:38:31,950 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:38:32,650 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([798] L719-->L716-2: Formula: (and (= (+ v_~s~0_101 1) v_~s~0_100) (= |v_thr1Thread3of4ForFork0_#res.offset_5| 0) (= |v_thr1Thread3of4ForFork0_#res.base_5| 0)) InVars {~s~0=v_~s~0_101} OutVars{thr1Thread3of4ForFork0_#res.offset=|v_thr1Thread3of4ForFork0_#res.offset_5|, thr1Thread3of4ForFork0_#res.base=|v_thr1Thread3of4ForFork0_#res.base_5|, thr1Thread3of4ForFork0_#t~post7=|v_thr1Thread3of4ForFork0_#t~post7_5|, ~s~0=v_~s~0_100} AuxVars[] AssignedVars[thr1Thread3of4ForFork0_#res.offset, thr1Thread3of4ForFork0_#res.base, thr1Thread3of4ForFork0_#t~post7, ~s~0][318], [128#true, 64#L716-2true, Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 87#thr1EXITtrue, 279#true, 90#thr1EXITtrue, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, 51#L719true, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 124#(= ~c~0 1)]) [2021-03-24 10:38:32,650 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-03-24 10:38:32,651 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:38:32,651 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:38:32,651 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:38:33,016 INFO L129 PetriNetUnfolder]: 225917/371775 cut-off events. [2021-03-24 10:38:33,016 INFO L130 PetriNetUnfolder]: For 1284696/1416058 co-relation queries the response was YES. [2021-03-24 10:38:35,881 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1196213 conditions, 371775 events. 225917/371775 cut-off events. For 1284696/1416058 co-relation queries the response was YES. Maximal size of possible extension queue 15700. Compared 4038596 event pairs, 91608 based on Foata normal form. 802/336414 useless extension candidates. Maximal degree in co-relation 1195284. Up to 204920 conditions per place. [2021-03-24 10:38:38,177 INFO L132 encePairwiseOnDemand]: 167/182 looper letters, 228 selfloop transitions, 116 changer transitions 0/382 dead transitions. [2021-03-24 10:38:38,177 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 382 transitions, 4262 flow [2021-03-24 10:38:38,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 10:38:38,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 10:38:38,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 688 transitions. [2021-03-24 10:38:38,179 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5400313971742543 [2021-03-24 10:38:38,179 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 688 transitions. [2021-03-24 10:38:38,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 688 transitions. [2021-03-24 10:38:38,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:38:38,180 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 688 transitions. [2021-03-24 10:38:38,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 98.28571428571429) internal successors, (688), 7 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) [2021-03-24 10:38:38,182 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 182.0) internal successors, (1456), 8 states have internal predecessors, (1456), 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) [2021-03-24 10:38:38,183 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 182.0) internal successors, (1456), 8 states have internal predecessors, (1456), 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) [2021-03-24 10:38:38,183 INFO L185 Difference]: Start difference. First operand has 110 places, 265 transitions, 2598 flow. Second operand 7 states and 688 transitions. [2021-03-24 10:38:38,183 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 382 transitions, 4262 flow [2021-03-24 10:38:43,687 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 382 transitions, 4067 flow, removed 23 selfloop flow, removed 2 redundant places. [2021-03-24 10:38:43,691 INFO L241 Difference]: Finished difference. Result has 118 places, 325 transitions, 3576 flow [2021-03-24 10:38:43,691 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=2449, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=265, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=63, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=167, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3576, PETRI_PLACES=118, PETRI_TRANSITIONS=325} [2021-03-24 10:38:43,692 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 46 predicate places. [2021-03-24 10:38:43,692 INFO L480 AbstractCegarLoop]: Abstraction has has 118 places, 325 transitions, 3576 flow [2021-03-24 10:38:43,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:38:43,692 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:38:43,692 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:38:43,692 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-03-24 10:38:43,692 INFO L428 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:38:43,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:38:43,693 INFO L82 PathProgramCache]: Analyzing trace with hash 118673878, now seen corresponding path program 4 times [2021-03-24 10:38:43,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:38:43,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637297485] [2021-03-24 10:38:43,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:38:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:38:43,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:38:43,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:38:43,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:38:43,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:38:43,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:38:43,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:38:43,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:38:43,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 10:38:43,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:38:43,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 10:38:43,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:38:43,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:38:43,760 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:38:43,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:38:43,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:38:43,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:38:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-24 10:38:43,782 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637297485] [2021-03-24 10:38:43,782 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:38:43,782 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 10:38:43,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863513422] [2021-03-24 10:38:43,782 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 10:38:43,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:38:43,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 10:38:43,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 10:38:43,783 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 182 [2021-03-24 10:38:43,784 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 325 transitions, 3576 flow. Second operand has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:38:43,784 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:38:43,784 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 182 [2021-03-24 10:38:43,784 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:40:09,465 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([798] L719-->L716-2: Formula: (and (= (+ v_~s~0_101 1) v_~s~0_100) (= |v_thr1Thread3of4ForFork0_#res.offset_5| 0) (= |v_thr1Thread3of4ForFork0_#res.base_5| 0)) InVars {~s~0=v_~s~0_101} OutVars{thr1Thread3of4ForFork0_#res.offset=|v_thr1Thread3of4ForFork0_#res.offset_5|, thr1Thread3of4ForFork0_#res.base=|v_thr1Thread3of4ForFork0_#res.base_5|, thr1Thread3of4ForFork0_#t~post7=|v_thr1Thread3of4ForFork0_#t~post7_5|, ~s~0=v_~s~0_100} AuxVars[] AssignedVars[thr1Thread3of4ForFork0_#res.offset, thr1Thread3of4ForFork0_#res.base, thr1Thread3of4ForFork0_#t~post7, ~s~0][356], [64#L716-2true, 128#true, Black: 312#(and (= ~s~0 0) (= ~t~0 0)), Black: 314#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 315#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 319#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 325#true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 90#thr1EXITtrue, 35#L719true, 102#L716-2true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, 51#L719true, thr1Thread1of4ForFork0InUse, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread2of4ForFork0InUse, 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 124#(= ~c~0 1)]) [2021-03-24 10:40:09,465 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-03-24 10:40:09,465 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:40:09,465 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:40:09,465 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:40:10,146 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([798] L719-->L716-2: Formula: (and (= (+ v_~s~0_101 1) v_~s~0_100) (= |v_thr1Thread3of4ForFork0_#res.offset_5| 0) (= |v_thr1Thread3of4ForFork0_#res.base_5| 0)) InVars {~s~0=v_~s~0_101} OutVars{thr1Thread3of4ForFork0_#res.offset=|v_thr1Thread3of4ForFork0_#res.offset_5|, thr1Thread3of4ForFork0_#res.base=|v_thr1Thread3of4ForFork0_#res.base_5|, thr1Thread3of4ForFork0_#t~post7=|v_thr1Thread3of4ForFork0_#t~post7_5|, ~s~0=v_~s~0_100} AuxVars[] AssignedVars[thr1Thread3of4ForFork0_#res.offset, thr1Thread3of4ForFork0_#res.base, thr1Thread3of4ForFork0_#t~post7, ~s~0][356], [64#L716-2true, 128#true, Black: 312#(and (= ~s~0 0) (= ~t~0 0)), Black: 314#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 315#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 319#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 325#true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 87#thr1EXITtrue, 90#thr1EXITtrue, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, 51#L719true, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread2of4ForFork0InUse, 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 124#(= ~c~0 1)]) [2021-03-24 10:40:10,146 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-03-24 10:40:10,146 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:40:10,146 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:40:10,146 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:40:10,906 INFO L129 PetriNetUnfolder]: 225675/372431 cut-off events. [2021-03-24 10:40:10,906 INFO L130 PetriNetUnfolder]: For 1528931/1670284 co-relation queries the response was YES. [2021-03-24 10:40:15,584 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1249475 conditions, 372431 events. 225675/372431 cut-off events. For 1528931/1670284 co-relation queries the response was YES. Maximal size of possible extension queue 15813. Compared 4063066 event pairs, 80892 based on Foata normal form. 2566/338931 useless extension candidates. Maximal degree in co-relation 1031817. Up to 201462 conditions per place. [2021-03-24 10:40:18,605 INFO L132 encePairwiseOnDemand]: 167/182 looper letters, 195 selfloop transitions, 191 changer transitions 0/424 dead transitions. [2021-03-24 10:40:18,605 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 125 places, 424 transitions, 4985 flow [2021-03-24 10:40:18,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 10:40:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 10:40:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 803 transitions. [2021-03-24 10:40:18,633 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.551510989010989 [2021-03-24 10:40:18,633 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 803 transitions. [2021-03-24 10:40:18,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 803 transitions. [2021-03-24 10:40:18,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:40:18,633 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 803 transitions. [2021-03-24 10:40:18,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 100.375) internal successors, (803), 8 states have internal predecessors, (803), 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) [2021-03-24 10:40:18,637 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 182.0) internal successors, (1638), 9 states have internal predecessors, (1638), 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) [2021-03-24 10:40:18,637 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 182.0) internal successors, (1638), 9 states have internal predecessors, (1638), 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) [2021-03-24 10:40:18,637 INFO L185 Difference]: Start difference. First operand has 118 places, 325 transitions, 3576 flow. Second operand 8 states and 803 transitions. [2021-03-24 10:40:18,637 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 125 places, 424 transitions, 4985 flow [2021-03-24 10:40:25,301 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 424 transitions, 4937 flow, removed 24 selfloop flow, removed 0 redundant places. [2021-03-24 10:40:25,306 INFO L241 Difference]: Finished difference. Result has 128 places, 351 transitions, 4436 flow [2021-03-24 10:40:25,306 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=3532, PETRI_DIFFERENCE_MINUEND_PLACES=118, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=166, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=4436, PETRI_PLACES=128, PETRI_TRANSITIONS=351} [2021-03-24 10:40:25,306 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 56 predicate places. [2021-03-24 10:40:25,307 INFO L480 AbstractCegarLoop]: Abstraction has has 128 places, 351 transitions, 4436 flow [2021-03-24 10:40:25,307 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:40:25,307 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:40:25,307 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:40:25,307 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-03-24 10:40:25,307 INFO L428 AbstractCegarLoop]: === Iteration 10 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:40:25,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:40:25,308 INFO L82 PathProgramCache]: Analyzing trace with hash 243191840, now seen corresponding path program 5 times [2021-03-24 10:40:25,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:40:25,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796941514] [2021-03-24 10:40:25,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:40:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:40:25,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:40:25,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:40:25,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:40:25,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:40:25,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:40:25,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:40:25,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:40:25,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 10:40:25,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:40:25,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:40:25,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:40:25,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:40:25,376 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:40:25,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:40:25,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:40:25,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:40:25,401 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-24 10:40:25,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796941514] [2021-03-24 10:40:25,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:40:25,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 10:40:25,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759848171] [2021-03-24 10:40:25,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 10:40:25,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:40:25,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 10:40:25,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 10:40:25,402 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 182 [2021-03-24 10:40:25,403 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 351 transitions, 4436 flow. Second operand has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:40:25,403 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:40:25,403 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 182 [2021-03-24 10:40:25,403 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:42:00,469 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([789] L719-->L716-2: Formula: (and (= |v_thr1Thread2of4ForFork0_#res.base_5| 0) (= v_~s~0_92 (+ v_~s~0_93 1)) (= |v_thr1Thread2of4ForFork0_#res.offset_5| 0)) InVars {~s~0=v_~s~0_93} OutVars{thr1Thread2of4ForFork0_#res.base=|v_thr1Thread2of4ForFork0_#res.base_5|, thr1Thread2of4ForFork0_#t~post7=|v_thr1Thread2of4ForFork0_#t~post7_5|, thr1Thread2of4ForFork0_#res.offset=|v_thr1Thread2of4ForFork0_#res.offset_5|, ~s~0=v_~s~0_92} AuxVars[] AssignedVars[thr1Thread2of4ForFork0_#res.base, thr1Thread2of4ForFork0_#t~post7, thr1Thread2of4ForFork0_#res.offset, ~s~0][276], [128#true, Black: 312#(and (= ~s~0 0) (= ~t~0 0)), Black: 314#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 315#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 319#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), 325#true, Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 328#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 330#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 334#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 339#true, Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 87#thr1EXITtrue, 90#thr1EXITtrue, 37#L718true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), 44#L716-2true, Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, 51#L719true, thr1Thread1of4ForFork0InUse, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread2of4ForFork0InUse, 310#true, thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 124#(= ~c~0 1)]) [2021-03-24 10:42:00,470 INFO L384 tUnfolder$Statistics]: this new event has 60 ancestors and is cut-off event [2021-03-24 10:42:00,470 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-03-24 10:42:00,470 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-03-24 10:42:00,470 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-03-24 10:42:02,287 INFO L129 PetriNetUnfolder]: 228259/377412 cut-off events. [2021-03-24 10:42:02,288 INFO L130 PetriNetUnfolder]: For 1883821/2029264 co-relation queries the response was YES. [2021-03-24 10:42:05,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1322228 conditions, 377412 events. 228259/377412 cut-off events. For 1883821/2029264 co-relation queries the response was YES. Maximal size of possible extension queue 15897. Compared 4130910 event pairs, 80721 based on Foata normal form. 2564/343757 useless extension candidates. Maximal degree in co-relation 1315191. Up to 202527 conditions per place. [2021-03-24 10:42:08,239 INFO L132 encePairwiseOnDemand]: 167/182 looper letters, 206 selfloop transitions, 233 changer transitions 0/477 dead transitions. [2021-03-24 10:42:08,239 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 477 transitions, 6525 flow [2021-03-24 10:42:08,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 10:42:08,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 10:42:08,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 799 transitions. [2021-03-24 10:42:08,241 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5487637362637363 [2021-03-24 10:42:08,241 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 799 transitions. [2021-03-24 10:42:08,241 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 799 transitions. [2021-03-24 10:42:08,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:42:08,241 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 799 transitions. [2021-03-24 10:42:08,243 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 99.875) internal successors, (799), 8 states have internal predecessors, (799), 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) [2021-03-24 10:42:08,244 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 182.0) internal successors, (1638), 9 states have internal predecessors, (1638), 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) [2021-03-24 10:42:08,245 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 182.0) internal successors, (1638), 9 states have internal predecessors, (1638), 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) [2021-03-24 10:42:08,245 INFO L185 Difference]: Start difference. First operand has 128 places, 351 transitions, 4436 flow. Second operand 8 states and 799 transitions. [2021-03-24 10:42:08,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 477 transitions, 6525 flow [2021-03-24 10:42:14,104 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 477 transitions, 5849 flow, removed 88 selfloop flow, removed 4 redundant places. [2021-03-24 10:42:14,110 INFO L241 Difference]: Finished difference. Result has 135 places, 405 transitions, 5387 flow [2021-03-24 10:42:14,110 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=3911, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=179, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=5387, PETRI_PLACES=135, PETRI_TRANSITIONS=405} [2021-03-24 10:42:14,110 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 63 predicate places. [2021-03-24 10:42:14,110 INFO L480 AbstractCegarLoop]: Abstraction has has 135 places, 405 transitions, 5387 flow [2021-03-24 10:42:14,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:42:14,111 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:42:14,111 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:42:14,111 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-03-24 10:42:14,111 INFO L428 AbstractCegarLoop]: === Iteration 11 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:42:14,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:42:14,111 INFO L82 PathProgramCache]: Analyzing trace with hash 119196669, now seen corresponding path program 1 times [2021-03-24 10:42:14,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:42:14,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14512894] [2021-03-24 10:42:14,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:42:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:42:14,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:14,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:42:14,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:14,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:42:14,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:14,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:42:14,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:14,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:42:14,158 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:42:14,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:42:14,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:14,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:42:14,181 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-24 10:42:14,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14512894] [2021-03-24 10:42:14,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:42:14,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-24 10:42:14,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701099774] [2021-03-24 10:42:14,181 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 10:42:14,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:42:14,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 10:42:14,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-24 10:42:14,183 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 182 [2021-03-24 10:42:14,183 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 405 transitions, 5387 flow. Second operand has 6 states, 6 states have (on average 111.5) internal successors, (669), 6 states have internal predecessors, (669), 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) [2021-03-24 10:42:14,183 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:42:14,183 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 182 [2021-03-24 10:42:14,184 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:42:47,587 INFO L129 PetriNetUnfolder]: 95544/179309 cut-off events. [2021-03-24 10:42:47,587 INFO L130 PetriNetUnfolder]: For 930087/996136 co-relation queries the response was YES. [2021-03-24 10:42:49,649 INFO L84 FinitePrefix]: Finished finitePrefix Result has 609191 conditions, 179309 events. 95544/179309 cut-off events. For 930087/996136 co-relation queries the response was YES. Maximal size of possible extension queue 9351. Compared 2145950 event pairs, 30033 based on Foata normal form. 1996/165255 useless extension candidates. Maximal degree in co-relation 608357. Up to 62000 conditions per place. [2021-03-24 10:42:50,638 INFO L132 encePairwiseOnDemand]: 169/182 looper letters, 106 selfloop transitions, 284 changer transitions 0/448 dead transitions. [2021-03-24 10:42:50,638 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 448 transitions, 6466 flow [2021-03-24 10:42:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 10:42:50,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 10:42:50,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 757 transitions. [2021-03-24 10:42:50,640 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6932234432234432 [2021-03-24 10:42:50,640 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 757 transitions. [2021-03-24 10:42:50,640 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 757 transitions. [2021-03-24 10:42:50,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:42:50,641 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 757 transitions. [2021-03-24 10:42:50,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 126.16666666666667) internal successors, (757), 6 states have internal predecessors, (757), 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) [2021-03-24 10:42:50,804 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 182.0) internal successors, (1274), 7 states have internal predecessors, (1274), 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) [2021-03-24 10:42:50,804 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 182.0) internal successors, (1274), 7 states have internal predecessors, (1274), 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) [2021-03-24 10:42:50,804 INFO L185 Difference]: Start difference. First operand has 135 places, 405 transitions, 5387 flow. Second operand 6 states and 757 transitions. [2021-03-24 10:42:50,804 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 448 transitions, 6466 flow [2021-03-24 10:42:52,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 448 transitions, 5984 flow, removed 97 selfloop flow, removed 3 redundant places. [2021-03-24 10:42:52,085 INFO L241 Difference]: Finished difference. Result has 138 places, 410 transitions, 5644 flow [2021-03-24 10:42:52,085 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=4849, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=401, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=275, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=5644, PETRI_PLACES=138, PETRI_TRANSITIONS=410} [2021-03-24 10:42:52,085 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 66 predicate places. [2021-03-24 10:42:52,085 INFO L480 AbstractCegarLoop]: Abstraction has has 138 places, 410 transitions, 5644 flow [2021-03-24 10:42:52,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 111.5) internal successors, (669), 6 states have internal predecessors, (669), 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) [2021-03-24 10:42:52,085 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:42:52,086 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:42:52,086 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-03-24 10:42:52,086 INFO L428 AbstractCegarLoop]: === Iteration 12 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:42:52,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:42:52,086 INFO L82 PathProgramCache]: Analyzing trace with hash 1913185376, now seen corresponding path program 6 times [2021-03-24 10:42:52,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:42:52,086 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080426181] [2021-03-24 10:42:52,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:42:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:42:52,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:52,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:42:52,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:52,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:42:52,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:52,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:42:52,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:52,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 10:42:52,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:52,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:42:52,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:52,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:42:52,160 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:42:52,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:42:52,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:42:52,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:42:52,183 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-24 10:42:52,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080426181] [2021-03-24 10:42:52,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:42:52,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 10:42:52,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964936376] [2021-03-24 10:42:52,183 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 10:42:52,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:42:52,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 10:42:52,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 10:42:52,185 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 182 [2021-03-24 10:42:52,185 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 410 transitions, 5644 flow. Second operand has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:42:52,185 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:42:52,185 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 182 [2021-03-24 10:42:52,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 10:44:24,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([798] L719-->L716-2: Formula: (and (= (+ v_~s~0_101 1) v_~s~0_100) (= |v_thr1Thread3of4ForFork0_#res.offset_5| 0) (= |v_thr1Thread3of4ForFork0_#res.base_5| 0)) InVars {~s~0=v_~s~0_101} OutVars{thr1Thread3of4ForFork0_#res.offset=|v_thr1Thread3of4ForFork0_#res.offset_5|, thr1Thread3of4ForFork0_#res.base=|v_thr1Thread3of4ForFork0_#res.base_5|, thr1Thread3of4ForFork0_#t~post7=|v_thr1Thread3of4ForFork0_#t~post7_5|, ~s~0=v_~s~0_100} AuxVars[] AssignedVars[thr1Thread3of4ForFork0_#res.offset, thr1Thread3of4ForFork0_#res.base, thr1Thread3of4ForFork0_#t~post7, ~s~0][409], [128#true, 64#L716-2true, Black: 312#(and (= ~s~0 0) (= ~t~0 0)), Black: 314#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 315#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 319#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 328#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 330#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 334#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 279#true, 90#thr1EXITtrue, Black: 342#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 343#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 345#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 346#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 354#true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 102#L716-2true, Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 359#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), 362#true, Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, 51#L719true, thr1Thread1of4ForFork0InUse, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 124#(= ~c~0 1)]) [2021-03-24 10:44:24,297 INFO L384 tUnfolder$Statistics]: this new event has 61 ancestors and is cut-off event [2021-03-24 10:44:24,297 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:44:24,297 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:44:24,297 INFO L387 tUnfolder$Statistics]: existing Event has 61 ancestors and is cut-off event [2021-03-24 10:44:25,058 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([798] L719-->L716-2: Formula: (and (= (+ v_~s~0_101 1) v_~s~0_100) (= |v_thr1Thread3of4ForFork0_#res.offset_5| 0) (= |v_thr1Thread3of4ForFork0_#res.base_5| 0)) InVars {~s~0=v_~s~0_101} OutVars{thr1Thread3of4ForFork0_#res.offset=|v_thr1Thread3of4ForFork0_#res.offset_5|, thr1Thread3of4ForFork0_#res.base=|v_thr1Thread3of4ForFork0_#res.base_5|, thr1Thread3of4ForFork0_#t~post7=|v_thr1Thread3of4ForFork0_#t~post7_5|, ~s~0=v_~s~0_100} AuxVars[] AssignedVars[thr1Thread3of4ForFork0_#res.offset, thr1Thread3of4ForFork0_#res.base, thr1Thread3of4ForFork0_#t~post7, ~s~0][409], [128#true, 64#L716-2true, Black: 312#(and (= ~s~0 0) (= ~t~0 0)), Black: 314#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 315#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 160#(= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0), Black: 319#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 177#(= (mod (+ (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 4294967295) 4294967296) (mod ~s~0 4294967296)), Black: 194#(and (exists ((|thr1Thread1of4ForFork0_~#l~0.offset| Int) (|thr1Thread1of4ForFork0_~#l~0.base| Int)) (and (= (mod (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (mod ~s~0 4294967296)) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0))) (= (+ (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) ~t~0)), 199#true, Black: 202#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 203#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 251#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|)) (<= (select (select |#memory_int| |ULTIMATE.start_thr1_~#l~0.base|) |ULTIMATE.start_thr1_~#l~0.offset|) 1)), Black: 328#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 330#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 334#(and (= (select |#valid| |thr1Thread1of4ForFork0_~#l~0.base|) 1) (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 276#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 87#thr1EXITtrue, 279#true, 90#thr1EXITtrue, Black: 342#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1)), Black: 343#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 345#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), Black: 346#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), 354#true, 35#L719true, Black: 288#(and (= ~s~0 0) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 290#(and (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 281#(and (= ~s~0 0) (= ~t~0 0)), Black: 359#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread2of4ForFork0_~#l~0.base|) |thr1Thread2of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), Black: 282#(and (= ~s~0 0) (= ~t~0 0) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), 362#true, Black: 284#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |ULTIMATE.start_thr1_~#l~0.base|))), Black: 285#(and (= ~s~0 0) (<= 1 ~t~0) (<= ~t~0 1) (= (select |#valid| |thr1Thread2of4ForFork0_~#l~0.base|) 1)), Black: 287#(and (<= (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 1) (= ~s~0 0) (not (= |thr1Thread2of4ForFork0_~#l~0.base| |thr1Thread1of4ForFork0_~#l~0.base|)) (<= 1 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|))), 301#true, thr1Thread1of4ForFork0InUse, 51#L719true, Black: 305#(and (= ~s~0 0) (<= ~t~0 2) (<= 2 ~t~0)), thr1Thread2of4ForFork0InUse, Black: 306#(and (= ~s~0 0) (<= 2 (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|)) (< (div (select (select |#memory_int| |thr1Thread1of4ForFork0_~#l~0.base|) |thr1Thread1of4ForFork0_~#l~0.offset|) 4294967296) (+ (div ~s~0 4294967296) 1))), thr1Thread3of4ForFork0InUse, thr1Thread4of4ForFork0InUse, Black: 124#(= ~c~0 1)]) [2021-03-24 10:44:25,058 INFO L384 tUnfolder$Statistics]: this new event has 62 ancestors and is cut-off event [2021-03-24 10:44:25,059 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:44:25,059 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:44:25,059 INFO L387 tUnfolder$Statistics]: existing Event has 62 ancestors and is cut-off event [2021-03-24 10:44:25,489 INFO L129 PetriNetUnfolder]: 225644/373240 cut-off events. [2021-03-24 10:44:25,489 INFO L130 PetriNetUnfolder]: For 2525771/2687192 co-relation queries the response was YES. [2021-03-24 10:44:29,265 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1396894 conditions, 373240 events. 225644/373240 cut-off events. For 2525771/2687192 co-relation queries the response was YES. Maximal size of possible extension queue 15764. Compared 4083645 event pairs, 81211 based on Foata normal form. 3501/341289 useless extension candidates. Maximal degree in co-relation 1385102. Up to 200036 conditions per place. [2021-03-24 10:44:31,475 INFO L132 encePairwiseOnDemand]: 167/182 looper letters, 213 selfloop transitions, 243 changer transitions 0/494 dead transitions. [2021-03-24 10:44:31,475 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 494 transitions, 7148 flow [2021-03-24 10:44:31,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 10:44:31,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 10:44:31,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 797 transitions. [2021-03-24 10:44:31,477 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5473901098901099 [2021-03-24 10:44:31,477 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 797 transitions. [2021-03-24 10:44:31,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 797 transitions. [2021-03-24 10:44:31,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 10:44:31,477 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 797 transitions. [2021-03-24 10:44:31,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 99.625) internal successors, (797), 8 states have internal predecessors, (797), 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) [2021-03-24 10:44:31,479 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 182.0) internal successors, (1638), 9 states have internal predecessors, (1638), 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) [2021-03-24 10:44:31,479 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 182.0) internal successors, (1638), 9 states have internal predecessors, (1638), 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) [2021-03-24 10:44:31,479 INFO L185 Difference]: Start difference. First operand has 138 places, 410 transitions, 5644 flow. Second operand 8 states and 797 transitions. [2021-03-24 10:44:31,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 494 transitions, 7148 flow [2021-03-24 10:44:37,282 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 494 transitions, 6358 flow, removed 124 selfloop flow, removed 4 redundant places. [2021-03-24 10:44:37,288 INFO L241 Difference]: Finished difference. Result has 144 places, 426 transitions, 5772 flow [2021-03-24 10:44:37,289 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=182, PETRI_DIFFERENCE_MINUEND_FLOW=4926, PETRI_DIFFERENCE_MINUEND_PLACES=134, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=410, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=227, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=5772, PETRI_PLACES=144, PETRI_TRANSITIONS=426} [2021-03-24 10:44:37,289 INFO L343 CegarLoopForPetriNet]: 72 programPoint places, 72 predicate places. [2021-03-24 10:44:37,289 INFO L480 AbstractCegarLoop]: Abstraction has has 144 places, 426 transitions, 5772 flow [2021-03-24 10:44:37,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:44:37,289 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 10:44:37,289 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 10:44:37,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-03-24 10:44:37,289 INFO L428 AbstractCegarLoop]: === Iteration 13 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 10:44:37,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 10:44:37,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1992972317, now seen corresponding path program 2 times [2021-03-24 10:44:37,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 10:44:37,290 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925024437] [2021-03-24 10:44:37,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 10:44:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 10:44:37,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:44:37,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:44:37,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:44:37,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 10:44:37,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:44:37,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 10:44:37,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:44:37,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 10:44:37,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:44:37,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 10:44:37,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:44:37,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 10:44:37,360 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.9 percent of original size [2021-03-24 10:44:37,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-24 10:44:37,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 10:44:37,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 10:44:37,384 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-24 10:44:37,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925024437] [2021-03-24 10:44:37,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 10:44:37,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 10:44:37,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592555913] [2021-03-24 10:44:37,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 10:44:37,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 10:44:37,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 10:44:37,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-24 10:44:37,385 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 182 [2021-03-24 10:44:37,386 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 426 transitions, 5772 flow. Second operand has 8 states, 8 states have (on average 81.625) internal successors, (653), 8 states have internal predecessors, (653), 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) [2021-03-24 10:44:37,386 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 10:44:37,386 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 182 [2021-03-24 10:44:37,386 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2021-03-24 10:44:49,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 10:44:49,195 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-03-24 10:44:49,195 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-24 10:44:49,197 WARN L224 ceAbstractionStarter]: Timeout [2021-03-24 10:44:49,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 10:44:49 BasicIcfg [2021-03-24 10:44:49,197 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 10:44:49,198 INFO L168 Benchmark]: Toolchain (without parser) took 660592.17 ms. Allocated memory was 255.9 MB in the beginning and 16.0 GB in the end (delta: 15.7 GB). Free memory was 233.0 MB in the beginning and 10.6 GB in the end (delta: -10.4 GB). Peak memory consumption was 6.1 GB. Max. memory is 16.0 GB. [2021-03-24 10:44:49,198 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 10:44:49,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.49 ms. Allocated memory was 255.9 MB in the beginning and 362.8 MB in the end (delta: 107.0 MB). Free memory was 233.0 MB in the beginning and 326.8 MB in the end (delta: -93.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-24 10:44:49,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.30 ms. Allocated memory is still 362.8 MB. Free memory was 326.8 MB in the beginning and 324.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 10:44:49,198 INFO L168 Benchmark]: Boogie Preprocessor took 34.35 ms. Allocated memory is still 362.8 MB. Free memory was 324.7 MB in the beginning and 323.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 10:44:49,198 INFO L168 Benchmark]: RCFGBuilder took 835.17 ms. Allocated memory is still 362.8 MB. Free memory was 323.2 MB in the beginning and 342.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.0 GB. [2021-03-24 10:44:49,198 INFO L168 Benchmark]: TraceAbstraction took 659170.63 ms. Allocated memory was 362.8 MB in the beginning and 16.0 GB in the end (delta: 15.6 GB). Free memory was 342.9 MB in the beginning and 10.6 GB in the end (delta: -10.3 GB). Peak memory consumption was 6.1 GB. Max. memory is 16.0 GB. [2021-03-24 10:44:49,199 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 485.49 ms. Allocated memory was 255.9 MB in the beginning and 362.8 MB in the end (delta: 107.0 MB). Free memory was 233.0 MB in the beginning and 326.8 MB in the end (delta: -93.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 59.30 ms. Allocated memory is still 362.8 MB. Free memory was 326.8 MB in the beginning and 324.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.35 ms. Allocated memory is still 362.8 MB. Free memory was 324.7 MB in the beginning and 323.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 835.17 ms. Allocated memory is still 362.8 MB. Free memory was 323.2 MB in the beginning and 342.9 MB in the end (delta: -19.7 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 659170.63 ms. Allocated memory was 362.8 MB in the beginning and 16.0 GB in the end (delta: 15.6 GB). Free memory was 342.9 MB in the beginning and 10.6 GB in the end (delta: -10.3 GB). Peak memory consumption was 6.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1617.4ms, 64 PlacesBefore, 33 PlacesAfterwards, 66 TransitionsBefore, 35 TransitionsAfterwards, 1190 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 21 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 0 ChoiceCompositions, 38 TotalNumberOfCompositions, 2566 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1068, positive: 955, positive conditional: 0, positive unconditional: 955, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 574, positive: 547, positive conditional: 0, positive unconditional: 547, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 574, positive: 547, positive conditional: 0, positive unconditional: 547, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1068, positive: 408, positive conditional: 0, positive unconditional: 408, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 574, unknown conditional: 0, unknown unconditional: 574] , Statistics on independence cache: Total cache size (in pairs): 86, Positive cache size: 65, Positive conditional cache size: 0, Positive unconditional cache size: 65, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1554.6ms, 82 PlacesBefore, 46 PlacesAfterwards, 84 TransitionsBefore, 47 TransitionsAfterwards, 2992 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 28 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 46 TotalNumberOfCompositions, 6217 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2002, positive: 1848, positive conditional: 0, positive unconditional: 1848, negative: 154, negative conditional: 0, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1296, positive: 1255, positive conditional: 0, positive unconditional: 1255, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1296, positive: 1255, positive conditional: 0, positive unconditional: 1255, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2002, positive: 593, positive conditional: 0, positive unconditional: 593, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 1296, unknown conditional: 0, unknown unconditional: 1296] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 81, Positive conditional cache size: 0, Positive unconditional cache size: 81, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1283.1ms, 100 PlacesBefore, 60 PlacesAfterwards, 102 TransitionsBefore, 62 TransitionsAfterwards, 5406 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 0 ChoiceCompositions, 53 TotalNumberOfCompositions, 13180 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3268, positive: 3034, positive conditional: 0, positive unconditional: 3034, negative: 234, negative conditional: 0, negative unconditional: 234, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2224, positive: 2165, positive conditional: 0, positive unconditional: 2165, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 2224, positive: 2165, positive conditional: 0, positive unconditional: 2165, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3268, positive: 869, positive conditional: 0, positive unconditional: 869, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 2224, unknown conditional: 0, unknown unconditional: 2224] , Statistics on independence cache: Total cache size (in pairs): 186, Positive cache size: 141, Positive conditional cache size: 0, Positive unconditional cache size: 141, Negative cache size: 45, Negative conditional cache size: 0, Negative unconditional cache size: 45 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1321.1ms, 118 PlacesBefore, 72 PlacesAfterwards, 120 TransitionsBefore, 74 TransitionsAfterwards, 8432 CoEnabledTransitionPairs, 5 FixpointIterations, 11 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 0 ChoiceCompositions, 62 TotalNumberOfCompositions, 19458 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5018, positive: 4762, positive conditional: 0, positive unconditional: 4762, negative: 256, negative conditional: 0, negative unconditional: 256, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3512, positive: 3458, positive conditional: 0, positive unconditional: 3458, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3512, positive: 3458, positive conditional: 0, positive unconditional: 3458, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5018, positive: 1304, positive conditional: 0, positive unconditional: 1304, negative: 202, negative conditional: 0, negative unconditional: 202, unknown: 3512, unknown conditional: 0, unknown unconditional: 3512] , Statistics on independence cache: Total cache size (in pairs): 200, Positive cache size: 162, Positive conditional cache size: 0, Positive unconditional cache size: 162, Negative cache size: 38, Negative conditional cache size: 0, Negative unconditional cache size: 38 - TimeoutResultAtElement [Line: 718]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 718). Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (8states, 80/182 universal loopers) in iteration 13,while PetriNetUnfolder was constructing finite prefix that currently has 324497 conditions, 76160 events (49224/76159 cut-off events. For 589253/633180 co-relation queries the response was YES. Maximal size of possible extension queue 9677. Compared 711858 event pairs, 9728 based on Foata normal form. 3186/81164 useless extension candidates. Maximal degree in co-relation 314752. Up to 50312 conditions per place.). - TimeoutResultAtElement [Line: 718]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 718). Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (8states, 80/182 universal loopers) in iteration 13,while PetriNetUnfolder was constructing finite prefix that currently has 324497 conditions, 76160 events (49224/76159 cut-off events. For 589253/633180 co-relation queries the response was YES. Maximal size of possible extension queue 9677. Compared 711858 event pairs, 9728 based on Foata normal form. 3186/81164 useless extension candidates. Maximal degree in co-relation 314752. Up to 50312 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 2 error locations. Started 4 CEGAR loops. EmptinessCheckTime: 9.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 658963.6ms, OverallIterations: 26, TraceHistogramMax: 4, EmptinessCheckTime: 0.0ms, AutomataDifference: 648752.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5928.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 379 SDtfs, 594 SDslu, 526 SDs, 0 SdLazy, 5211 SolverSat, 169 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2872.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 201 GetRequests, 108 SyntacticMatches, 2 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 908.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=5772occurred in iteration=12, InterpolantAutomatonStates: 112, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 80.7ms SsaConstructionTime, 377.6ms SatisfiabilityAnalysisTime, 2366.8ms InterpolantComputationTime, 590 NumberOfCodeBlocks, 590 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 506 ConstructedInterpolants, 8 QuantifiedInterpolants, 3465 SizeOfPredicates, 44 NumberOfNonLiveVariables, 509 ConjunctsInSsa, 82 ConjunctsInUnsatCore, 27 InterpolantComputations, 21 PerfectInterpolantSequences, 105/116 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown