/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 01:09:52,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 01:09:52,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 01:09:52,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-29 01:09:52,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 01:09:52,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 01:09:52,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 01:09:52,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 01:09:52,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 01:09:52,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 01:09:52,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 01:09:52,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 01:09:52,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 01:09:52,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 01:09:52,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 01:09:52,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 01:09:52,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-29 01:09:52,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-29 01:09:52,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-29 01:09:52,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-29 01:09:52,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-29 01:09:52,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-29 01:09:52,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-29 01:09:52,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-29 01:09:52,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-29 01:09:52,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 01:09:52,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 01:09:52,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 01:09:52,417 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-RepeatedSemanticLbeWithPredicates.epf [2021-04-29 01:09:52,487 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 01:09:52,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 01:09:52,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 01:09:52,489 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 01:09:52,489 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 01:09:52,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 01:09:52,490 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 01:09:52,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 01:09:52,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 01:09:52,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 01:09:52,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 01:09:52,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 01:09:52,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 01:09:52,493 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 01:09:52,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 01:09:52,493 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 01:09:52,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 01:09:52,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 01:09:52,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 01:09:52,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 01:09:52,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 01:09:52,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 01:09:52,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 01:09:52,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 01:09:52,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 01:09:52,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 01:09:52,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 01:09:52,497 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 01:09:52,498 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 01:09:52,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 01:09:52,498 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 01:09:52,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 01:09:53,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 01:09:53,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 01:09:53,025 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-29 01:09:53,026 INFO L275 PluginConnector]: CDTParser initialized [2021-04-29 01:09:53,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2021-04-29 01:09:53,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/462208207/174de59c5f03461d9073d3b96e43d7df/FLAGe88823a1e [2021-04-29 01:09:53,934 INFO L306 CDTParser]: Found 1 translation units. [2021-04-29 01:09:53,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2021-04-29 01:09:53,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/462208207/174de59c5f03461d9073d3b96e43d7df/FLAGe88823a1e [2021-04-29 01:09:54,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/462208207/174de59c5f03461d9073d3b96e43d7df [2021-04-29 01:09:54,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 01:09:54,216 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-29 01:09:54,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-29 01:09:54,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-29 01:09:54,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-29 01:09:54,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 01:09:54" (1/1) ... [2021-04-29 01:09:54,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@664577a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:54, skipping insertion in model container [2021-04-29 01:09:54,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 01:09:54" (1/1) ... [2021-04-29 01:09:54,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-29 01:09:54,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-29 01:09:54,430 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-04-29 01:09:54,956 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2021-04-29 01:09:54,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 01:09:55,015 INFO L203 MainTranslator]: Completed pre-run [2021-04-29 01:09:55,035 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-04-29 01:09:55,143 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2021-04-29 01:09:55,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-29 01:09:55,610 INFO L208 MainTranslator]: Completed translation [2021-04-29 01:09:55,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55 WrapperNode [2021-04-29 01:09:55,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-29 01:09:55,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 01:09:55,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 01:09:55,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 01:09:55,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 01:09:55,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 01:09:55,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 01:09:55,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 01:09:55,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (1/1) ... [2021-04-29 01:09:55,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 01:09:55,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 01:09:55,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 01:09:55,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 01:09:55,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (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 [2021-04-29 01:09:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-29 01:09:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-29 01:09:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-29 01:09:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-29 01:09:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-04-29 01:09:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-04-29 01:09:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 01:09:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 01:09:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-04-29 01:09:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-04-29 01:09:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-29 01:09:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-29 01:09:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-29 01:09:55,930 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-29 01:09:56,954 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 01:09:56,954 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-04-29 01:09:56,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 01:09:56 BoogieIcfgContainer [2021-04-29 01:09:56,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 01:09:56,958 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 01:09:56,958 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 01:09:56,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 01:09:56,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 01:09:54" (1/3) ... [2021-04-29 01:09:56,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22508e3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 01:09:56, skipping insertion in model container [2021-04-29 01:09:56,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 01:09:55" (2/3) ... [2021-04-29 01:09:56,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22508e3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 01:09:56, skipping insertion in model container [2021-04-29 01:09:56,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 01:09:56" (3/3) ... [2021-04-29 01:09:56,967 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2021-04-29 01:09:56,973 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 01:09:56,979 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-04-29 01:09:56,980 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 01:09:57,015 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,016 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,016 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,016 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,016 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,016 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,017 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,017 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,017 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,017 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,017 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,018 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,018 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,018 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,018 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,018 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,018 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,019 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,019 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,019 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,019 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,019 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,020 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,020 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,020 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,020 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,020 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,020 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,021 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,021 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,021 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,021 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,021 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,022 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,022 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,023 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,023 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,023 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,023 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,023 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,024 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,025 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,025 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,025 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,025 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,025 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,025 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,026 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,026 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,026 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,026 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,026 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,027 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,028 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,028 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,028 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,028 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,028 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,029 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,029 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,029 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,029 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,030 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,030 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,030 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,030 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,030 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,031 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,031 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,031 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,031 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,031 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,031 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,032 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,033 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,033 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,033 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,033 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,033 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,033 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,034 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,034 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,034 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,034 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,034 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,035 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,035 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,035 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,035 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,035 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,036 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,036 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,036 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,036 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,036 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,037 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,037 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,037 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,037 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,037 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,038 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,038 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,038 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,038 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,038 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,039 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,039 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,039 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,039 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,039 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,039 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,040 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,040 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,040 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,040 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,040 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,041 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,041 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,041 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,042 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,042 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,044 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,044 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,045 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,045 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,045 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,045 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,046 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,046 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,046 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,046 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,046 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,046 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,047 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,049 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,049 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,049 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,049 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,050 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,050 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,050 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,050 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,050 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,051 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,051 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,051 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,051 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-29 01:09:57,058 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-04-29 01:09:57,084 INFO L253 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-04-29 01:09:57,110 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 01:09:57,110 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 01:09:57,110 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 01:09:57,110 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 01:09:57,111 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 01:09:57,111 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 01:09:57,111 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 01:09:57,111 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 01:09:57,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 147 places, 149 transitions, 320 flow [2021-04-29 01:09:57,199 INFO L129 PetriNetUnfolder]: 9/195 cut-off events. [2021-04-29 01:09:57,199 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 01:09:57,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 206 conditions, 195 events. 9/195 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 449 event pairs, 0 based on Foata normal form. 0/175 useless extension candidates. Maximal degree in co-relation 100. Up to 4 conditions per place. [2021-04-29 01:09:57,215 INFO L82 GeneralOperation]: Start removeDead. Operand has 147 places, 149 transitions, 320 flow [2021-04-29 01:09:57,226 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 137 places, 137 transitions, 292 flow [2021-04-29 01:09:57,228 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:09:57,243 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 137 places, 137 transitions, 292 flow [2021-04-29 01:09:57,247 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 137 places, 137 transitions, 292 flow [2021-04-29 01:09:57,250 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 137 transitions, 292 flow [2021-04-29 01:09:57,288 INFO L129 PetriNetUnfolder]: 6/176 cut-off events. [2021-04-29 01:09:57,289 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 01:09:57,290 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 176 events. 6/176 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 388 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 90. Up to 4 conditions per place. [2021-04-29 01:09:57,296 INFO L146 LiptonReduction]: Number of co-enabled transitions 2600 [2021-04-29 01:10:18,760 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 01:10:18,971 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-04-29 01:10:19,160 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 01:10:19,348 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-04-29 01:10:30,984 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:10:31,165 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-29 01:10:31,329 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:10:31,455 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-29 01:10:32,743 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:33,036 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:33,302 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:33,574 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:33,845 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:34,122 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:34,412 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:34,684 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:34,985 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:35,260 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-04-29 01:10:35,522 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2021-04-29 01:10:35,786 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2021-04-29 01:10:36,074 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-04-29 01:10:36,364 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-04-29 01:10:37,006 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2021-04-29 01:10:37,181 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 60 [2021-04-29 01:10:40,865 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 01:10:41,882 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 01:10:41,992 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 01:10:42,124 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:42,252 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:42,395 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:42,611 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:42,718 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:42,834 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:42,947 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:43,076 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:43,222 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:43,364 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:43,489 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:43,596 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:43,705 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:43,845 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:44,247 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-29 01:10:44,452 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:44,553 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:44,655 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:44,757 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:45,207 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:45,370 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:45,510 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:45,647 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:45,779 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:10:45,918 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:10:46,042 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:10:46,161 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:10:46,284 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:10:46,397 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:10:46,529 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:10:46,656 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-04-29 01:10:46,822 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:46,977 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:47,130 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:47,275 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:47,404 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:47,531 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:47,693 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-29 01:10:47,845 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:47,998 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:48,163 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:48,300 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:48,454 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:48,739 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 01:10:48,981 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 01:10:49,233 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-04-29 01:10:49,444 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-04-29 01:10:49,599 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:10:49,750 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 01:10:49,906 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:10:50,059 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2021-04-29 01:10:50,216 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:50,368 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:50,514 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:50,668 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-29 01:10:50,880 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2021-04-29 01:10:51,323 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-04-29 01:10:52,688 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:52,812 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:52,940 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:53,068 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:53,190 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:53,308 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:53,427 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:53,537 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:53,667 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:53,772 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:53,885 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:53,991 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:54,122 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:54,244 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:54,373 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:54,494 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:54,622 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:54,736 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:54,876 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:54,998 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:55,125 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-29 01:10:55,245 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:55,381 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-04-29 01:10:55,518 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:55,654 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:55,781 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:55,930 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:56,057 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:56,182 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:56,297 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:56,427 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-04-29 01:10:56,545 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-04-29 01:10:56,695 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:56,836 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:56,978 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-29 01:10:57,105 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:10:57,592 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:10:57,796 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:10:58,251 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:10:58,461 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:01,604 WARN L205 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2021-04-29 01:11:03,072 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 152 [2021-04-29 01:11:06,147 WARN L205 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 158 DAG size of output: 156 [2021-04-29 01:11:07,648 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 152 [2021-04-29 01:11:08,892 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 150 DAG size of output: 148 [2021-04-29 01:11:09,425 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-04-29 01:11:10,679 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 150 DAG size of output: 148 [2021-04-29 01:11:11,253 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-04-29 01:11:12,555 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2021-04-29 01:11:13,031 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:14,197 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2021-04-29 01:11:14,741 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:15,182 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-29 01:11:15,388 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:15,815 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-29 01:11:16,024 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:16,406 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 01:11:16,579 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:16,993 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 01:11:17,184 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:17,694 WARN L205 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:11:17,960 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:18,474 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2021-04-29 01:11:18,728 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-29 01:11:19,278 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-04-29 01:11:19,524 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:20,100 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-04-29 01:11:20,344 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:21,542 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2021-04-29 01:11:22,148 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:23,269 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2021-04-29 01:11:23,802 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:24,585 WARN L205 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-04-29 01:11:24,934 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-29 01:11:25,652 WARN L205 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-04-29 01:11:26,021 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-29 01:11:26,503 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-29 01:11:26,728 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:27,324 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-29 01:11:27,551 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:28,208 WARN L205 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-04-29 01:11:28,525 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:29,133 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2021-04-29 01:11:29,411 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-04-29 01:11:30,464 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2021-04-29 01:11:30,982 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:32,306 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2021-04-29 01:11:32,945 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-04-29 01:11:33,105 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:33,263 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:33,421 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:33,579 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-04-29 01:11:34,040 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 01:11:34,277 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:34,742 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2021-04-29 01:11:34,952 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:36,189 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2021-04-29 01:11:36,770 WARN L205 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-04-29 01:11:38,066 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2021-04-29 01:11:38,600 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-04-29 01:11:39,847 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 139 DAG size of output: 137 [2021-04-29 01:11:40,404 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:11:41,595 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 139 DAG size of output: 137 [2021-04-29 01:11:42,186 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-04-29 01:11:42,742 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-29 01:11:42,992 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:43,536 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2021-04-29 01:11:43,781 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-29 01:11:44,996 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2021-04-29 01:11:45,592 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-04-29 01:11:47,030 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 141 DAG size of output: 139 [2021-04-29 01:11:47,701 WARN L205 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2021-04-29 01:11:48,359 WARN L205 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 01:11:48,653 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 01:11:49,288 WARN L205 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2021-04-29 01:11:49,608 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-29 01:11:50,875 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2021-04-29 01:11:51,479 WARN L205 SmtUtils]: Spent 602.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-04-29 01:11:52,840 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 145 DAG size of output: 143 [2021-04-29 01:11:53,479 WARN L205 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-04-29 01:11:53,567 INFO L158 LiptonReduction]: Checked pairs total: 22153 [2021-04-29 01:11:53,567 INFO L160 LiptonReduction]: Total number of compositions: 279 [2021-04-29 01:11:53,580 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 116354 [2021-04-29 01:11:53,626 INFO L129 PetriNetUnfolder]: 0/77 cut-off events. [2021-04-29 01:11:53,626 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:11:53,627 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:11:53,628 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 01:11:53,628 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:11:53,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:11:53,640 INFO L82 PathProgramCache]: Analyzing trace with hash 20917030, now seen corresponding path program 1 times [2021-04-29 01:11:53,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:11:53,653 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084084154] [2021-04-29 01:11:53,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:11:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:11:54,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:54,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 01:11:54,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:54,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:11:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:11:54,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084084154] [2021-04-29 01:11:54,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:11:54,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:11:54,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583596992] [2021-04-29 01:11:54,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:11:54,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:11:54,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:11:54,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:11:54,116 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 347 out of 428 [2021-04-29 01:11:54,123 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 155 transitions, 328 flow. Second operand has 3 states, 3 states have (on average 347.6666666666667) internal successors, (1043), 3 states have internal predecessors, (1043), 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) [2021-04-29 01:11:54,123 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:11:54,123 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 347 of 428 [2021-04-29 01:11:54,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:11:54,408 INFO L129 PetriNetUnfolder]: 1/200 cut-off events. [2021-04-29 01:11:54,408 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 01:11:54,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 200 events. 1/200 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 1172 event pairs, 0 based on Foata normal form. 4/46 useless extension candidates. Maximal degree in co-relation 93. Up to 31 conditions per place. [2021-04-29 01:11:54,411 INFO L132 encePairwiseOnDemand]: 418/428 looper letters, 5 selfloop transitions, 1 changer transitions 103/159 dead transitions. [2021-04-29 01:11:54,411 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 159 transitions, 412 flow [2021-04-29 01:11:54,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:11:54,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:11:54,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1087 transitions. [2021-04-29 01:11:54,435 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8465732087227414 [2021-04-29 01:11:54,437 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1087 transitions. [2021-04-29 01:11:54,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1087 transitions. [2021-04-29 01:11:54,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:11:54,446 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1087 transitions. [2021-04-29 01:11:54,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 362.3333333333333) internal successors, (1087), 3 states have internal predecessors, (1087), 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) [2021-04-29 01:11:54,467 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 428.0) internal successors, (1712), 4 states have internal predecessors, (1712), 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) [2021-04-29 01:11:54,469 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 428.0) internal successors, (1712), 4 states have internal predecessors, (1712), 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) [2021-04-29 01:11:54,471 INFO L185 Difference]: Start difference. First operand has 158 places, 155 transitions, 328 flow. Second operand 3 states and 1087 transitions. [2021-04-29 01:11:54,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 159 transitions, 412 flow [2021-04-29 01:11:54,477 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 159 transitions, 400 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-29 01:11:54,481 INFO L241 Difference]: Finished difference. Result has 154 places, 55 transitions, 121 flow [2021-04-29 01:11:54,483 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=428, PETRI_DIFFERENCE_MINUEND_FLOW=310, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=152, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=121, PETRI_PLACES=154, PETRI_TRANSITIONS=55} [2021-04-29 01:11:54,484 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -4 predicate places. [2021-04-29 01:11:54,484 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:11:54,485 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 154 places, 55 transitions, 121 flow [2021-04-29 01:11:54,485 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 154 places, 55 transitions, 121 flow [2021-04-29 01:11:54,486 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 55 transitions, 121 flow [2021-04-29 01:11:54,496 INFO L129 PetriNetUnfolder]: 1/66 cut-off events. [2021-04-29 01:11:54,496 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 01:11:54,496 INFO L84 FinitePrefix]: Finished finitePrefix Result has 73 conditions, 66 events. 1/66 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 197 event pairs, 0 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 63. Up to 3 conditions per place. [2021-04-29 01:11:54,498 INFO L146 LiptonReduction]: Number of co-enabled transitions 1284 [2021-04-29 01:11:54,881 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-29 01:11:54,989 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-29 01:11:54,999 INFO L158 LiptonReduction]: Checked pairs total: 2598 [2021-04-29 01:11:54,999 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-29 01:11:54,999 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 515 [2021-04-29 01:11:55,002 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 55 transitions, 121 flow [2021-04-29 01:11:55,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 347.6666666666667) internal successors, (1043), 3 states have internal predecessors, (1043), 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) [2021-04-29 01:11:55,004 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:11:55,004 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-04-29 01:11:55,004 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 01:11:55,004 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:11:55,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:11:55,005 INFO L82 PathProgramCache]: Analyzing trace with hash 20867367, now seen corresponding path program 1 times [2021-04-29 01:11:55,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:11:55,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64803966] [2021-04-29 01:11:55,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:11:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:11:55,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:55,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:11:55,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:55,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:11:55,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:55,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 01:11:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:11:55,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64803966] [2021-04-29 01:11:55,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:11:55,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:11:55,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308215117] [2021-04-29 01:11:55,224 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:11:55,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:11:55,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:11:55,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:11:55,228 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 429 [2021-04-29 01:11:55,229 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 55 transitions, 121 flow. Second operand has 3 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 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) [2021-04-29 01:11:55,229 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:11:55,229 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 429 [2021-04-29 01:11:55,229 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:11:55,519 INFO L129 PetriNetUnfolder]: 384/863 cut-off events. [2021-04-29 01:11:55,519 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-04-29 01:11:55,523 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1569 conditions, 863 events. 384/863 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 5237 event pairs, 242 based on Foata normal form. 0/695 useless extension candidates. Maximal degree in co-relation 1554. Up to 564 conditions per place. [2021-04-29 01:11:55,530 INFO L132 encePairwiseOnDemand]: 421/429 looper letters, 28 selfloop transitions, 7 changer transitions 1/64 dead transitions. [2021-04-29 01:11:55,531 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 64 transitions, 211 flow [2021-04-29 01:11:55,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:11:55,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:11:55,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 574 transitions. [2021-04-29 01:11:55,536 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.445998445998446 [2021-04-29 01:11:55,536 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 574 transitions. [2021-04-29 01:11:55,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 574 transitions. [2021-04-29 01:11:55,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:11:55,537 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 574 transitions. [2021-04-29 01:11:55,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 191.33333333333334) internal successors, (574), 3 states have internal predecessors, (574), 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) [2021-04-29 01:11:55,544 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2021-04-29 01:11:55,546 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2021-04-29 01:11:55,546 INFO L185 Difference]: Start difference. First operand has 57 places, 55 transitions, 121 flow. Second operand 3 states and 574 transitions. [2021-04-29 01:11:55,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 64 transitions, 211 flow [2021-04-29 01:11:55,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 64 transitions, 210 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-29 01:11:55,549 INFO L241 Difference]: Finished difference. Result has 60 places, 59 transitions, 168 flow [2021-04-29 01:11:55,550 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=48, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=168, PETRI_PLACES=60, PETRI_TRANSITIONS=59} [2021-04-29 01:11:55,550 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -98 predicate places. [2021-04-29 01:11:55,551 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:11:55,551 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 59 transitions, 168 flow [2021-04-29 01:11:55,551 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 59 transitions, 168 flow [2021-04-29 01:11:55,552 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 59 transitions, 168 flow [2021-04-29 01:11:55,579 INFO L129 PetriNetUnfolder]: 51/218 cut-off events. [2021-04-29 01:11:55,579 INFO L130 PetriNetUnfolder]: For 26/26 co-relation queries the response was YES. [2021-04-29 01:11:55,580 INFO L84 FinitePrefix]: Finished finitePrefix Result has 373 conditions, 218 events. 51/218 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1176 event pairs, 18 based on Foata normal form. 0/176 useless extension candidates. Maximal degree in co-relation 329. Up to 75 conditions per place. [2021-04-29 01:11:55,584 INFO L146 LiptonReduction]: Number of co-enabled transitions 1406 [2021-04-29 01:11:55,715 INFO L158 LiptonReduction]: Checked pairs total: 747 [2021-04-29 01:11:55,715 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:11:55,715 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 164 [2021-04-29 01:11:55,717 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 59 transitions, 168 flow [2021-04-29 01:11:55,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 180.33333333333334) internal successors, (541), 3 states have internal predecessors, (541), 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) [2021-04-29 01:11:55,718 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:11:55,718 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-04-29 01:11:55,719 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 01:11:55,719 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:11:55,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:11:55,720 INFO L82 PathProgramCache]: Analyzing trace with hash 646890386, now seen corresponding path program 1 times [2021-04-29 01:11:55,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:11:55,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400682884] [2021-04-29 01:11:55,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:11:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:11:55,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:55,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:11:55,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:55,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 01:11:55,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:11:55,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400682884] [2021-04-29 01:11:55,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:11:55,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:11:55,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235626808] [2021-04-29 01:11:55,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:11:55,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:11:55,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:11:55,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:11:55,793 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 429 [2021-04-29 01:11:55,794 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 59 transitions, 168 flow. Second operand has 3 states, 3 states have (on average 180.66666666666666) internal successors, (542), 3 states have internal predecessors, (542), 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) [2021-04-29 01:11:55,794 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:11:55,794 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 429 [2021-04-29 01:11:55,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:11:56,102 INFO L129 PetriNetUnfolder]: 433/935 cut-off events. [2021-04-29 01:11:56,102 INFO L130 PetriNetUnfolder]: For 358/358 co-relation queries the response was YES. [2021-04-29 01:11:56,105 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2264 conditions, 935 events. 433/935 cut-off events. For 358/358 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 5704 event pairs, 271 based on Foata normal form. 18/814 useless extension candidates. Maximal degree in co-relation 1421. Up to 660 conditions per place. [2021-04-29 01:11:56,112 INFO L132 encePairwiseOnDemand]: 423/429 looper letters, 32 selfloop transitions, 9 changer transitions 2/71 dead transitions. [2021-04-29 01:11:56,113 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 71 transitions, 308 flow [2021-04-29 01:11:56,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:11:56,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:11:56,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 572 transitions. [2021-04-29 01:11:56,117 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4444444444444444 [2021-04-29 01:11:56,117 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 572 transitions. [2021-04-29 01:11:56,117 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 572 transitions. [2021-04-29 01:11:56,118 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:11:56,118 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 572 transitions. [2021-04-29 01:11:56,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 190.66666666666666) internal successors, (572), 3 states have internal predecessors, (572), 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) [2021-04-29 01:11:56,124 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2021-04-29 01:11:56,126 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 429.0) internal successors, (1716), 4 states have internal predecessors, (1716), 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) [2021-04-29 01:11:56,126 INFO L185 Difference]: Start difference. First operand has 59 places, 59 transitions, 168 flow. Second operand 3 states and 572 transitions. [2021-04-29 01:11:56,126 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 71 transitions, 308 flow [2021-04-29 01:11:56,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 71 transitions, 284 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-29 01:11:56,132 INFO L241 Difference]: Finished difference. Result has 60 places, 65 transitions, 223 flow [2021-04-29 01:11:56,132 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=429, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=223, PETRI_PLACES=60, PETRI_TRANSITIONS=65} [2021-04-29 01:11:56,132 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -98 predicate places. [2021-04-29 01:11:56,132 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:11:56,133 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 65 transitions, 223 flow [2021-04-29 01:11:56,133 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 65 transitions, 223 flow [2021-04-29 01:11:56,134 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 65 transitions, 223 flow [2021-04-29 01:11:56,174 INFO L129 PetriNetUnfolder]: 115/333 cut-off events. [2021-04-29 01:11:56,175 INFO L130 PetriNetUnfolder]: For 132/134 co-relation queries the response was YES. [2021-04-29 01:11:56,176 INFO L84 FinitePrefix]: Finished finitePrefix Result has 744 conditions, 333 events. 115/333 cut-off events. For 132/134 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1831 event pairs, 27 based on Foata normal form. 0/266 useless extension candidates. Maximal degree in co-relation 715. Up to 155 conditions per place. [2021-04-29 01:11:56,181 INFO L146 LiptonReduction]: Number of co-enabled transitions 1528 [2021-04-29 01:11:56,455 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-04-29 01:11:56,715 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-04-29 01:11:56,943 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-04-29 01:11:57,062 INFO L158 LiptonReduction]: Checked pairs total: 1948 [2021-04-29 01:11:57,063 INFO L160 LiptonReduction]: Total number of compositions: 3 [2021-04-29 01:11:57,063 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 931 [2021-04-29 01:11:57,065 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 66 transitions, 231 flow [2021-04-29 01:11:57,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 180.66666666666666) internal successors, (542), 3 states have internal predecessors, (542), 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) [2021-04-29 01:11:57,066 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:11:57,066 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:11:57,066 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-29 01:11:57,066 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:11:57,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:11:57,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1445415535, now seen corresponding path program 1 times [2021-04-29 01:11:57,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:11:57,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092131612] [2021-04-29 01:11:57,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:11:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:11:57,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:57,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:11:57,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:57,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 01:11:57,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:57,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 01:11:57,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:11:57,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092131612] [2021-04-29 01:11:57,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:11:57,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:11:57,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780914945] [2021-04-29 01:11:57,150 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:11:57,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:11:57,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:11:57,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:11:57,152 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 432 [2021-04-29 01:11:57,154 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 66 transitions, 231 flow. Second operand has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 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) [2021-04-29 01:11:57,154 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:11:57,154 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 432 [2021-04-29 01:11:57,154 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:11:57,427 INFO L129 PetriNetUnfolder]: 316/729 cut-off events. [2021-04-29 01:11:57,427 INFO L130 PetriNetUnfolder]: For 494/494 co-relation queries the response was YES. [2021-04-29 01:11:57,429 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1748 conditions, 729 events. 316/729 cut-off events. For 494/494 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 4277 event pairs, 92 based on Foata normal form. 16/589 useless extension candidates. Maximal degree in co-relation 1742. Up to 396 conditions per place. [2021-04-29 01:11:57,435 INFO L132 encePairwiseOnDemand]: 423/432 looper letters, 24 selfloop transitions, 7 changer transitions 0/59 dead transitions. [2021-04-29 01:11:57,435 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 59 transitions, 220 flow [2021-04-29 01:11:57,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:11:57,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:11:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 642 transitions. [2021-04-29 01:11:57,440 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49537037037037035 [2021-04-29 01:11:57,440 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 642 transitions. [2021-04-29 01:11:57,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 642 transitions. [2021-04-29 01:11:57,441 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:11:57,441 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 642 transitions. [2021-04-29 01:11:57,443 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2021-04-29 01:11:57,447 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 432.0) internal successors, (1728), 4 states have internal predecessors, (1728), 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) [2021-04-29 01:11:57,449 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 432.0) internal successors, (1728), 4 states have internal predecessors, (1728), 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) [2021-04-29 01:11:57,449 INFO L185 Difference]: Start difference. First operand has 60 places, 66 transitions, 231 flow. Second operand 3 states and 642 transitions. [2021-04-29 01:11:57,449 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 59 transitions, 220 flow [2021-04-29 01:11:57,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 59 transitions, 202 flow, removed 9 selfloop flow, removed 2 redundant places. [2021-04-29 01:11:57,453 INFO L241 Difference]: Finished difference. Result has 54 places, 53 transitions, 170 flow [2021-04-29 01:11:57,454 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=432, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=170, PETRI_PLACES=54, PETRI_TRANSITIONS=53} [2021-04-29 01:11:57,454 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -104 predicate places. [2021-04-29 01:11:57,454 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:11:57,454 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 53 transitions, 170 flow [2021-04-29 01:11:57,455 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 53 transitions, 170 flow [2021-04-29 01:11:57,455 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 53 places, 53 transitions, 170 flow [2021-04-29 01:11:57,498 INFO L129 PetriNetUnfolder]: 61/240 cut-off events. [2021-04-29 01:11:57,498 INFO L130 PetriNetUnfolder]: For 90/93 co-relation queries the response was YES. [2021-04-29 01:11:57,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 479 conditions, 240 events. 61/240 cut-off events. For 90/93 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1319 event pairs, 19 based on Foata normal form. 0/192 useless extension candidates. Maximal degree in co-relation 99. Up to 91 conditions per place. [2021-04-29 01:11:57,502 INFO L146 LiptonReduction]: Number of co-enabled transitions 1198 [2021-04-29 01:11:57,565 INFO L158 LiptonReduction]: Checked pairs total: 422 [2021-04-29 01:11:57,565 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 01:11:57,565 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 111 [2021-04-29 01:11:57,567 INFO L480 AbstractCegarLoop]: Abstraction has has 53 places, 53 transitions, 170 flow [2021-04-29 01:11:57,568 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 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) [2021-04-29 01:11:57,568 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:11:57,568 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:11:57,568 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-29 01:11:57,568 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:11:57,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:11:57,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1452797243, now seen corresponding path program 1 times [2021-04-29 01:11:57,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:11:57,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751971708] [2021-04-29 01:11:57,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:11:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 01:11:57,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:57,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 01:11:57,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 01:11:57,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 01:11:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 01:11:57,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751971708] [2021-04-29 01:11:57,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 01:11:57,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-29 01:11:57,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5939691] [2021-04-29 01:11:57,639 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 01:11:57,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 01:11:57,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 01:11:57,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 01:11:57,642 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 432 [2021-04-29 01:11:57,643 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 53 transitions, 170 flow. Second operand has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 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) [2021-04-29 01:11:57,643 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 01:11:57,644 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 432 [2021-04-29 01:11:57,644 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 01:11:57,892 INFO L129 PetriNetUnfolder]: 417/894 cut-off events. [2021-04-29 01:11:57,892 INFO L130 PetriNetUnfolder]: For 909/916 co-relation queries the response was YES. [2021-04-29 01:11:57,896 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2485 conditions, 894 events. 417/894 cut-off events. For 909/916 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 5177 event pairs, 121 based on Foata normal form. 0/765 useless extension candidates. Maximal degree in co-relation 331. Up to 512 conditions per place. [2021-04-29 01:11:57,903 INFO L132 encePairwiseOnDemand]: 424/432 looper letters, 28 selfloop transitions, 12 changer transitions 0/68 dead transitions. [2021-04-29 01:11:57,904 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 68 transitions, 328 flow [2021-04-29 01:11:57,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 01:11:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 01:11:57,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 640 transitions. [2021-04-29 01:11:57,908 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49382716049382713 [2021-04-29 01:11:57,908 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 640 transitions. [2021-04-29 01:11:57,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 640 transitions. [2021-04-29 01:11:57,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 01:11:57,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 640 transitions. [2021-04-29 01:11:57,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 213.33333333333334) internal successors, (640), 3 states have internal predecessors, (640), 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) [2021-04-29 01:11:57,915 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 432.0) internal successors, (1728), 4 states have internal predecessors, (1728), 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) [2021-04-29 01:11:57,917 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 432.0) internal successors, (1728), 4 states have internal predecessors, (1728), 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) [2021-04-29 01:11:57,917 INFO L185 Difference]: Start difference. First operand has 53 places, 53 transitions, 170 flow. Second operand 3 states and 640 transitions. [2021-04-29 01:11:57,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 68 transitions, 328 flow [2021-04-29 01:11:57,921 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 68 transitions, 272 flow, removed 16 selfloop flow, removed 3 redundant places. [2021-04-29 01:11:57,923 INFO L241 Difference]: Finished difference. Result has 54 places, 63 transitions, 248 flow [2021-04-29 01:11:57,923 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=432, PETRI_DIFFERENCE_MINUEND_FLOW=140, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=248, PETRI_PLACES=54, PETRI_TRANSITIONS=63} [2021-04-29 01:11:57,923 INFO L343 CegarLoopForPetriNet]: 158 programPoint places, -104 predicate places. [2021-04-29 01:11:57,923 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 01:11:57,924 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 63 transitions, 248 flow [2021-04-29 01:11:57,924 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 63 transitions, 248 flow [2021-04-29 01:11:57,924 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 63 transitions, 248 flow [2021-04-29 01:11:57,978 INFO L129 PetriNetUnfolder]: 163/454 cut-off events. [2021-04-29 01:11:57,979 INFO L130 PetriNetUnfolder]: For 276/281 co-relation queries the response was YES. [2021-04-29 01:11:57,980 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1063 conditions, 454 events. 163/454 cut-off events. For 276/281 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 2702 event pairs, 27 based on Foata normal form. 2/376 useless extension candidates. Maximal degree in co-relation 195. Up to 209 conditions per place. [2021-04-29 01:11:57,987 INFO L146 LiptonReduction]: Number of co-enabled transitions 1412 [2021-04-29 01:11:58,200 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-29 01:11:58,258 INFO L158 LiptonReduction]: Checked pairs total: 1182 [2021-04-29 01:11:58,258 INFO L160 LiptonReduction]: Total number of compositions: 1 [2021-04-29 01:11:58,258 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 335 [2021-04-29 01:11:58,260 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 64 transitions, 258 flow [2021-04-29 01:11:58,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 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) [2021-04-29 01:11:58,261 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 01:11:58,261 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 01:11:58,261 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-29 01:11:58,261 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-29 01:11:58,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 01:11:58,262 INFO L82 PathProgramCache]: Analyzing trace with hash 2094599246, now seen corresponding path program 1 times [2021-04-29 01:11:58,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 01:11:58,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528073701] [2021-04-29 01:11:58,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 01:11:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 01:11:58,306 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 01:11:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-04-29 01:11:58,339 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-04-29 01:11:58,390 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-04-29 01:11:58,390 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-04-29 01:11:58,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-29 01:11:58,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 01:11:58 BasicIcfg [2021-04-29 01:11:58,434 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-29 01:11:58,435 INFO L168 Benchmark]: Toolchain (without parser) took 124320.21 ms. Allocated memory was 302.0 MB in the beginning and 369.1 MB in the end (delta: 67.1 MB). Free memory was 274.6 MB in the beginning and 181.3 MB in the end (delta: 93.3 MB). Peak memory consumption was 162.1 MB. Max. memory is 16.0 GB. [2021-04-29 01:11:58,435 INFO L168 Benchmark]: CDTParser took 0.82 ms. Allocated memory is still 302.0 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-29 01:11:58,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1393.68 ms. Allocated memory is still 302.0 MB. Free memory was 271.5 MB in the beginning and 165.4 MB in the end (delta: 106.0 MB). Peak memory consumption was 108.8 MB. Max. memory is 16.0 GB. [2021-04-29 01:11:58,436 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.72 ms. Allocated memory is still 302.0 MB. Free memory was 165.4 MB in the beginning and 162.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-29 01:11:58,436 INFO L168 Benchmark]: Boogie Preprocessor took 100.00 ms. Allocated memory is still 302.0 MB. Free memory was 162.3 MB in the beginning and 159.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-04-29 01:11:58,436 INFO L168 Benchmark]: RCFGBuilder took 1130.34 ms. Allocated memory is still 302.0 MB. Free memory was 159.2 MB in the beginning and 270.3 MB in the end (delta: -111.1 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.0 GB. [2021-04-29 01:11:58,437 INFO L168 Benchmark]: TraceAbstraction took 121475.41 ms. Allocated memory was 302.0 MB in the beginning and 369.1 MB in the end (delta: 67.1 MB). Free memory was 269.3 MB in the beginning and 181.3 MB in the end (delta: 87.9 MB). Peak memory consumption was 156.1 MB. Max. memory is 16.0 GB. [2021-04-29 01:11:58,439 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 ms. Allocated memory is still 302.0 MB. Free memory is still 273.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1393.68 ms. Allocated memory is still 302.0 MB. Free memory was 271.5 MB in the beginning and 165.4 MB in the end (delta: 106.0 MB). Peak memory consumption was 108.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 111.72 ms. Allocated memory is still 302.0 MB. Free memory was 165.4 MB in the beginning and 162.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 100.00 ms. Allocated memory is still 302.0 MB. Free memory was 162.3 MB in the beginning and 159.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1130.34 ms. Allocated memory is still 302.0 MB. Free memory was 159.2 MB in the beginning and 270.3 MB in the end (delta: -111.1 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 121475.41 ms. Allocated memory was 302.0 MB in the beginning and 369.1 MB in the end (delta: 67.1 MB). Free memory was 269.3 MB in the beginning and 181.3 MB in the end (delta: 87.9 MB). Peak memory consumption was 156.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 116320.3ms, 137 PlacesBefore, 158 PlacesAfterwards, 137 TransitionsBefore, 155 TransitionsAfterwards, 2600 CoEnabledTransitionPairs, 8 FixpointIterations, 192 TrivialSequentialCompositions, 77 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 3 ConcurrentYvCompositions, 5 ChoiceCompositions, 279 TotalNumberOfCompositions, 22153 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 6837, positive: 6347, positive conditional: 6347, positive unconditional: 0, negative: 490, negative conditional: 490, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2686, positive: 2603, positive conditional: 0, positive unconditional: 2603, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2686, positive: 2603, positive conditional: 0, positive unconditional: 2603, negative: 83, negative conditional: 0, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2686, positive: 2587, positive conditional: 0, positive unconditional: 2587, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 99, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22834, positive: 163, positive conditional: 0, positive unconditional: 163, negative: 832, negative conditional: 0, negative unconditional: 832, unknown: 21838, unknown conditional: 0, unknown unconditional: 21838] ], Cache Queries: [ total: 6837, positive: 3744, positive conditional: 3744, positive unconditional: 0, negative: 407, negative conditional: 407, negative unconditional: 0, unknown: 2686, unknown conditional: 2686, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2658, Positive cache size: 2577, Positive conditional cache size: 2577, Positive unconditional cache size: 0, Negative cache size: 81, Negative conditional cache size: 81, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 513.8ms, 154 PlacesBefore, 57 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 1284 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2598 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 552, positive: 462, positive conditional: 462, positive unconditional: 0, negative: 90, negative conditional: 90, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 36, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 36, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 552, positive: 432, positive conditional: 432, positive unconditional: 0, negative: 84, negative conditional: 84, negative unconditional: 0, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2694, Positive cache size: 2607, Positive conditional cache size: 2607, Positive unconditional cache size: 0, Negative cache size: 87, Negative conditional cache size: 87, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 163.6ms, 60 PlacesBefore, 59 PlacesAfterwards, 59 TransitionsBefore, 59 TransitionsAfterwards, 1406 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 747 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 108, positive: 83, positive conditional: 83, positive unconditional: 0, negative: 25, negative conditional: 25, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 26, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 26, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 12, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 101, negative conditional: 0, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 108, positive: 67, positive conditional: 67, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 26, unknown conditional: 26, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2720, Positive cache size: 2623, Positive conditional cache size: 2623, Positive unconditional cache size: 0, Negative cache size: 97, Negative conditional cache size: 97, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 929.7ms, 60 PlacesBefore, 60 PlacesAfterwards, 65 TransitionsBefore, 66 TransitionsAfterwards, 1528 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 1948 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 432, positive: 375, positive conditional: 375, positive unconditional: 0, negative: 57, negative conditional: 57, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 64, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 11, negative conditional: 1, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 64, positive: 53, positive conditional: 0, positive unconditional: 53, negative: 11, negative conditional: 1, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 64, positive: 52, positive conditional: 0, positive unconditional: 52, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 12, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 11, negative conditional: 1, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 111, negative conditional: 14, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 432, positive: 322, positive conditional: 322, positive unconditional: 0, negative: 46, negative conditional: 46, negative unconditional: 0, unknown: 64, unknown conditional: 64, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2784, Positive cache size: 2676, Positive conditional cache size: 2676, Positive unconditional cache size: 0, Negative cache size: 108, Negative conditional cache size: 108, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 110.5ms, 54 PlacesBefore, 53 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 1198 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 422 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 28, positive conditional: 28, positive unconditional: 0, negative: 14, negative conditional: 14, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 4, negative conditional: 4, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 57, negative conditional: 57, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 42, positive: 23, positive conditional: 23, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 9, unknown conditional: 9, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2793, Positive cache size: 2681, Positive conditional cache size: 2681, Positive unconditional cache size: 0, Negative cache size: 112, Negative conditional cache size: 112, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 334.5ms, 54 PlacesBefore, 55 PlacesAfterwards, 63 TransitionsBefore, 64 TransitionsAfterwards, 1412 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1182 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 156, positive: 123, positive conditional: 123, positive unconditional: 0, negative: 33, negative conditional: 33, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 30, positive conditional: 2, positive unconditional: 28, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33, positive: 30, positive conditional: 2, positive unconditional: 28, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 33, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 1, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 33, negative conditional: 14, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 156, positive: 93, positive conditional: 93, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2826, Positive cache size: 2711, Positive conditional cache size: 2711, Positive unconditional cache size: 0, Negative cache size: 115, Negative conditional cache size: 115, Negative unconditional cache size: 0 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; [L1739] 0 return 0; [L1745] 0 int ret = my_drv_init(); [L1746] COND TRUE 0 ret==0 [L1747] 0 int probe_ret; [L1748] 0 struct my_data data; [L1706] 0 struct device *d = &data->dev; [L1708] 0 data->shared.a = 0 [L1709] 0 data->shared.b = 0 [L1710] 0 int res = __VERIFIER_nondet_int(); [L1711] COND FALSE 0 !(\read(res)) [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={6:24}, t1={7:0}, t2={8:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [arg={6:24}, t1={7:0}, t2={8:0}] [L1715] 0 return 0; [L1749] 0 probe_ret = my_drv_probe(&data) [L1750] COND TRUE 0 probe_ret==0 [L1721] 0 void *status; [L1723] 0 data->shared.a = 3 VAL [arg={6:24}, t1={7:0}, t2={8:0}] [L1689] 1 struct device *dev = (struct device*)arg; [L1690] 1 struct my_data *data; [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1694] 1 data->shared.a = 1 VAL [__mptr={6:24}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, t1={7:0}, t2={8:0}] [L1726] 0 data->shared.b = 3 VAL [__mptr={6:24}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, t1={7:0}, t2={8:0}] [L1729] 0 data->shared.a [L1675] COND TRUE 0 !expression [L1675] 0 reach_error() VAL [__mptr={6:24}, arg={6:24}, arg={6:24}, data={6:0}, dev={6:24}, t1={7:0}, t2={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 127 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 35.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 121286.3ms, OverallIterations: 6, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1632.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 116479.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 99 SDtfs, 24 SDslu, 0 SDs, 0 SdLazy, 174 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 624.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 46.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=328occurred in iteration=0, InterpolantAutomatonStates: 15, 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: 18.5ms SsaConstructionTime, 199.2ms SatisfiabilityAnalysisTime, 438.8ms InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...