/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 11:17:34,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 11:17:34,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 11:17:34,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 11:17:34,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 11:17:34,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 11:17:34,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 11:17:34,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 11:17:34,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 11:17:34,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 11:17:34,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 11:17:34,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 11:17:34,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 11:17:34,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 11:17:34,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 11:17:34,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 11:17:34,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 11:17:34,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 11:17:34,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 11:17:34,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 11:17:34,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 11:17:34,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 11:17:34,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 11:17:34,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 11:17:34,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-24 11:17:34,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 11:17:34,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 11:17:34,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 11:17:34,309 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf [2021-03-24 11:17:34,328 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 11:17:34,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 11:17:34,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 11:17:34,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 11:17:34,330 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 11:17:34,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 11:17:34,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 11:17:34,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 11:17:34,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 11:17:34,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 11:17:34,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 11:17:34,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 11:17:34,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 11:17:34,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 11:17:34,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 11:17:34,331 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 11:17:34,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 11:17:34,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 11:17:34,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 11:17:34,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 11:17:34,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 11:17:34,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 11:17:34,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 11:17:34,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 11:17:34,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 11:17:34,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 11:17:34,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 11:17:34,333 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-24 11:17:34,333 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 11:17:34,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 11:17:34,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 11:17:34,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 11:17:34,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 11:17:34,605 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-24 11:17:34,610 INFO L275 PluginConnector]: CDTParser initialized [2021-03-24 11:17:34,611 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2021-03-24 11:17:34,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549b35a67/77fa9c16ea274a70867a24f21164ac01/FLAG1fe82c4dc [2021-03-24 11:17:35,300 INFO L306 CDTParser]: Found 1 translation units. [2021-03-24 11:17:35,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2021-03-24 11:17:35,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549b35a67/77fa9c16ea274a70867a24f21164ac01/FLAG1fe82c4dc [2021-03-24 11:17:35,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/549b35a67/77fa9c16ea274a70867a24f21164ac01 [2021-03-24 11:17:35,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 11:17:35,667 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-24 11:17:35,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-24 11:17:35,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-24 11:17:35,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-24 11:17:35,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 11:17:35" (1/1) ... [2021-03-24 11:17:35,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1113bfe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:35, skipping insertion in model container [2021-03-24 11:17:35,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.03 11:17:35" (1/1) ... [2021-03-24 11:17:35,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-24 11:17:35,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-24 11:17:35,816 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-24 11:17:36,199 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_2-container_of.i[75002,75015] [2021-03-24 11:17:36,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 11:17:36,234 INFO L203 MainTranslator]: Completed pre-run [2021-03-24 11:17:36,243 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-03-24 11:17:36,268 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_2-container_of.i[75002,75015] [2021-03-24 11:17:36,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-24 11:17:36,521 INFO L208 MainTranslator]: Completed translation [2021-03-24 11:17:36,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36 WrapperNode [2021-03-24 11:17:36,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-24 11:17:36,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 11:17:36,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 11:17:36,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 11:17:36,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 11:17:36,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 11:17:36,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 11:17:36,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 11:17:36,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... [2021-03-24 11:17:36,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 11:17:36,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 11:17:36,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 11:17:36,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 11:17:36,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 11:17:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-24 11:17:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-24 11:17:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-24 11:17:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-24 11:17:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-03-24 11:17:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 11:17:36,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 11:17:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-03-24 11:17:36,717 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-03-24 11:17:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-24 11:17:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-24 11:17:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-24 11:17:36,719 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 11:17:37,250 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 11:17:37,252 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-03-24 11:17:37,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:17:37 BoogieIcfgContainer [2021-03-24 11:17:37,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 11:17:37,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 11:17:37,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 11:17:37,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 11:17:37,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.03 11:17:35" (1/3) ... [2021-03-24 11:17:37,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c11dcf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:17:37, skipping insertion in model container [2021-03-24 11:17:37,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.03 11:17:36" (2/3) ... [2021-03-24 11:17:37,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c11dcf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:17:37, skipping insertion in model container [2021-03-24 11:17:37,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:17:37" (3/3) ... [2021-03-24 11:17:37,261 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2021-03-24 11:17:37,266 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 11:17:37,270 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2021-03-24 11:17:37,270 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 11:17:37,304 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,304 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,304 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,304 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,304 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,305 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,306 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,306 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,306 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,306 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,307 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,308 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,308 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,308 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,308 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,308 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,309 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,310 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,310 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,310 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,311 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,311 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,311 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,311 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,312 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,312 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,312 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,313 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,314 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,314 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,314 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,314 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,314 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,316 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,317 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,317 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,317 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,317 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,317 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,317 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,317 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,318 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,318 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,318 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,318 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,318 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,318 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,319 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,320 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,320 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,320 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,320 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,320 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,321 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,322 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,322 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,322 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,322 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,322 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,322 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,323 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,324 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,324 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,325 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,327 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,327 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,333 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,334 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,337 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,337 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,337 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,337 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,337 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,338 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,338 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,338 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,338 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,338 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,338 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,338 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,340 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,341 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-24 11:17:37,351 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-24 11:17:37,367 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-24 11:17:37,397 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 11:17:37,397 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 11:17:37,398 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 11:17:37,398 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 11:17:37,398 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 11:17:37,398 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 11:17:37,398 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 11:17:37,398 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 11:17:37,410 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 135 places, 137 transitions, 296 flow [2021-03-24 11:17:37,455 INFO L129 PetriNetUnfolder]: 9/177 cut-off events. [2021-03-24 11:17:37,455 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 11:17:37,458 INFO L84 FinitePrefix]: Finished finitePrefix Result has 188 conditions, 177 events. 9/177 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 369 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 91. Up to 4 conditions per place. [2021-03-24 11:17:37,459 INFO L82 GeneralOperation]: Start removeDead. Operand has 135 places, 137 transitions, 296 flow [2021-03-24 11:17:37,463 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 125 places, 125 transitions, 268 flow [2021-03-24 11:17:37,464 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-24 11:17:37,472 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 125 transitions, 268 flow [2021-03-24 11:17:37,474 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 125 transitions, 268 flow [2021-03-24 11:17:37,475 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 125 places, 125 transitions, 268 flow [2021-03-24 11:17:37,504 INFO L129 PetriNetUnfolder]: 6/158 cut-off events. [2021-03-24 11:17:37,504 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 11:17:37,505 INFO L84 FinitePrefix]: Finished finitePrefix Result has 169 conditions, 158 events. 6/158 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 299 event pairs, 0 based on Foata normal form. 0/147 useless extension candidates. Maximal degree in co-relation 81. Up to 4 conditions per place. [2021-03-24 11:17:37,508 INFO L142 LiptonReduction]: Number of co-enabled transitions 1700 [2021-03-24 11:17:40,665 INFO L154 LiptonReduction]: Checked pairs total: 2162 [2021-03-24 11:17:40,666 INFO L156 LiptonReduction]: Total number of compositions: 96 [2021-03-24 11:17:40,668 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3205 [2021-03-24 11:17:40,683 INFO L129 PetriNetUnfolder]: 0/22 cut-off events. [2021-03-24 11:17:40,685 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-24 11:17:40,685 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:40,686 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:40,686 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:40,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:40,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1377485345, now seen corresponding path program 1 times [2021-03-24 11:17:40,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:40,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525505040] [2021-03-24 11:17:40,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:40,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:41,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:41,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 11:17:41,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:41,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525505040] [2021-03-24 11:17:41,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:41,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-24 11:17:41,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768661989] [2021-03-24 11:17:41,020 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 11:17:41,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:41,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 11:17:41,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 11:17:41,032 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 142 out of 233 [2021-03-24 11:17:41,035 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 52 transitions, 122 flow. Second operand has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,035 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:41,035 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 142 of 233 [2021-03-24 11:17:41,036 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:41,200 INFO L129 PetriNetUnfolder]: 265/528 cut-off events. [2021-03-24 11:17:41,200 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-24 11:17:41,204 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1032 conditions, 528 events. 265/528 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 2429 event pairs, 121 based on Foata normal form. 1/498 useless extension candidates. Maximal degree in co-relation 940. Up to 388 conditions per place. [2021-03-24 11:17:41,209 INFO L132 encePairwiseOnDemand]: 224/233 looper letters, 32 selfloop transitions, 6 changer transitions 0/57 dead transitions. [2021-03-24 11:17:41,209 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 57 transitions, 208 flow [2021-03-24 11:17:41,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 11:17:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 11:17:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 468 transitions. [2021-03-24 11:17:41,229 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6695278969957081 [2021-03-24 11:17:41,230 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 468 transitions. [2021-03-24 11:17:41,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 468 transitions. [2021-03-24 11:17:41,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:41,236 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 468 transitions. [2021-03-24 11:17:41,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 156.0) internal successors, (468), 3 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,248 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,248 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 233.0) internal successors, (932), 4 states have internal predecessors, (932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,250 INFO L185 Difference]: Start difference. First operand has 53 places, 52 transitions, 122 flow. Second operand 3 states and 468 transitions. [2021-03-24 11:17:41,250 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 57 transitions, 208 flow [2021-03-24 11:17:41,254 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 57 transitions, 196 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-24 11:17:41,255 INFO L241 Difference]: Finished difference. Result has 50 places, 52 transitions, 138 flow [2021-03-24 11:17:41,257 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=138, PETRI_PLACES=50, PETRI_TRANSITIONS=52} [2021-03-24 11:17:41,257 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -3 predicate places. [2021-03-24 11:17:41,257 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 52 transitions, 138 flow [2021-03-24 11:17:41,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,258 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:41,258 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:41,258 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 11:17:41,258 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:41,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:41,259 INFO L82 PathProgramCache]: Analyzing trace with hash -913506105, now seen corresponding path program 1 times [2021-03-24 11:17:41,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:41,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958270643] [2021-03-24 11:17:41,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:41,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:41,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:41,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:17:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:41,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958270643] [2021-03-24 11:17:41,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:41,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 11:17:41,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881373221] [2021-03-24 11:17:41,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 11:17:41,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:41,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 11:17:41,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 11:17:41,398 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 233 [2021-03-24 11:17:41,398 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 52 transitions, 138 flow. Second operand has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,399 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:41,399 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 233 [2021-03-24 11:17:41,399 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:41,576 INFO L129 PetriNetUnfolder]: 367/703 cut-off events. [2021-03-24 11:17:41,576 INFO L130 PetriNetUnfolder]: For 208/238 co-relation queries the response was YES. [2021-03-24 11:17:41,577 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1777 conditions, 703 events. 367/703 cut-off events. For 208/238 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 3498 event pairs, 146 based on Foata normal form. 47/734 useless extension candidates. Maximal degree in co-relation 389. Up to 462 conditions per place. [2021-03-24 11:17:41,580 INFO L132 encePairwiseOnDemand]: 226/233 looper letters, 35 selfloop transitions, 9 changer transitions 22/81 dead transitions. [2021-03-24 11:17:41,580 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 81 transitions, 372 flow [2021-03-24 11:17:41,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 11:17:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 11:17:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 738 transitions. [2021-03-24 11:17:41,583 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6334763948497855 [2021-03-24 11:17:41,583 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 738 transitions. [2021-03-24 11:17:41,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 738 transitions. [2021-03-24 11:17:41,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:41,583 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 738 transitions. [2021-03-24 11:17:41,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 147.6) internal successors, (738), 5 states have internal predecessors, (738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,588 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 233.0) internal successors, (1398), 6 states have internal predecessors, (1398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,589 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 233.0) internal successors, (1398), 6 states have internal predecessors, (1398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,589 INFO L185 Difference]: Start difference. First operand has 50 places, 52 transitions, 138 flow. Second operand 5 states and 738 transitions. [2021-03-24 11:17:41,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 81 transitions, 372 flow [2021-03-24 11:17:41,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 81 transitions, 358 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-24 11:17:41,593 INFO L241 Difference]: Finished difference. Result has 56 places, 55 transitions, 217 flow [2021-03-24 11:17:41,593 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=132, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=217, PETRI_PLACES=56, PETRI_TRANSITIONS=55} [2021-03-24 11:17:41,594 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 3 predicate places. [2021-03-24 11:17:41,594 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 55 transitions, 217 flow [2021-03-24 11:17:41,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 139.75) internal successors, (559), 4 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,594 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:41,594 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:41,594 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 11:17:41,595 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:41,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:41,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1894589740, now seen corresponding path program 1 times [2021-03-24 11:17:41,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:41,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194727757] [2021-03-24 11:17:41,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:41,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:41,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:17:41,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:17:41,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:41,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:41,706 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194727757] [2021-03-24 11:17:41,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:41,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 11:17:41,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056093794] [2021-03-24 11:17:41,707 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 11:17:41,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:41,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 11:17:41,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 11:17:41,709 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 194 out of 233 [2021-03-24 11:17:41,710 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 55 transitions, 217 flow. Second operand has 4 states, 4 states have (on average 195.5) internal successors, (782), 4 states have internal predecessors, (782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,710 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:41,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 194 of 233 [2021-03-24 11:17:41,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:41,729 INFO L129 PetriNetUnfolder]: 5/55 cut-off events. [2021-03-24 11:17:41,729 INFO L130 PetriNetUnfolder]: For 28/52 co-relation queries the response was YES. [2021-03-24 11:17:41,730 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106 conditions, 55 events. 5/55 cut-off events. For 28/52 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 102 event pairs, 4 based on Foata normal form. 13/63 useless extension candidates. Maximal degree in co-relation 99. Up to 13 conditions per place. [2021-03-24 11:17:41,730 INFO L132 encePairwiseOnDemand]: 229/233 looper letters, 3 selfloop transitions, 3 changer transitions 0/37 dead transitions. [2021-03-24 11:17:41,731 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 37 transitions, 116 flow [2021-03-24 11:17:41,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-24 11:17:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-24 11:17:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 783 transitions. [2021-03-24 11:17:41,733 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8401287553648069 [2021-03-24 11:17:41,733 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 783 transitions. [2021-03-24 11:17:41,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 783 transitions. [2021-03-24 11:17:41,734 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:41,734 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 783 transitions. [2021-03-24 11:17:41,735 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 195.75) internal successors, (783), 4 states have internal predecessors, (783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,737 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 233.0) internal successors, (1165), 5 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,738 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 233.0) internal successors, (1165), 5 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,738 INFO L185 Difference]: Start difference. First operand has 56 places, 55 transitions, 217 flow. Second operand 4 states and 783 transitions. [2021-03-24 11:17:41,738 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 37 transitions, 116 flow [2021-03-24 11:17:41,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 37 transitions, 100 flow, removed 8 selfloop flow, removed 2 redundant places. [2021-03-24 11:17:41,741 INFO L241 Difference]: Finished difference. Result has 44 places, 37 transitions, 94 flow [2021-03-24 11:17:41,741 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=94, PETRI_PLACES=44, PETRI_TRANSITIONS=37} [2021-03-24 11:17:41,741 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -9 predicate places. [2021-03-24 11:17:41,741 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 37 transitions, 94 flow [2021-03-24 11:17:41,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 195.5) internal successors, (782), 4 states have internal predecessors, (782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:41,744 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:41,744 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:41,745 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 11:17:41,745 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:41,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:41,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1295323401, now seen corresponding path program 1 times [2021-03-24 11:17:41,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:41,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131669976] [2021-03-24 11:17:41,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:41,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:41,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:41,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 11:17:41,907 INFO L142 QuantifierPusher]: treesize reduction 4, result has 73.3 percent of original size [2021-03-24 11:17:41,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 11:17:41,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:41,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:17:41,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 11:17:41,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 11:17:41,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 11:17:41,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:41,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 11:17:42,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:17:42,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:17:42,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 11:17:42,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 11:17:42,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:42,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:42,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:17:42,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:42,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:42,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:42,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131669976] [2021-03-24 11:17:42,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:42,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-03-24 11:17:42,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358564104] [2021-03-24 11:17:42,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-24 11:17:42,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:42,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-24 11:17:42,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-03-24 11:17:42,115 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 233 [2021-03-24 11:17:42,116 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 37 transitions, 94 flow. Second operand has 14 states, 14 states have (on average 107.78571428571429) internal successors, (1509), 14 states have internal predecessors, (1509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:42,117 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:42,117 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 233 [2021-03-24 11:17:42,117 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:43,140 INFO L129 PetriNetUnfolder]: 146/370 cut-off events. [2021-03-24 11:17:43,140 INFO L130 PetriNetUnfolder]: For 105/105 co-relation queries the response was YES. [2021-03-24 11:17:43,141 INFO L84 FinitePrefix]: Finished finitePrefix Result has 877 conditions, 370 events. 146/370 cut-off events. For 105/105 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1659 event pairs, 0 based on Foata normal form. 3/365 useless extension candidates. Maximal degree in co-relation 871. Up to 114 conditions per place. [2021-03-24 11:17:43,143 INFO L132 encePairwiseOnDemand]: 220/233 looper letters, 72 selfloop transitions, 34 changer transitions 5/119 dead transitions. [2021-03-24 11:17:43,143 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 119 transitions, 556 flow [2021-03-24 11:17:43,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-24 11:17:43,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-24 11:17:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 2340 transitions. [2021-03-24 11:17:43,151 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.47823421213979156 [2021-03-24 11:17:43,151 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 2340 transitions. [2021-03-24 11:17:43,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 2340 transitions. [2021-03-24 11:17:43,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:43,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 2340 transitions. [2021-03-24 11:17:43,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 111.42857142857143) internal successors, (2340), 21 states have internal predecessors, (2340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,167 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 233.0) internal successors, (5126), 22 states have internal predecessors, (5126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,168 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 233.0) internal successors, (5126), 22 states have internal predecessors, (5126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,168 INFO L185 Difference]: Start difference. First operand has 44 places, 37 transitions, 94 flow. Second operand 21 states and 2340 transitions. [2021-03-24 11:17:43,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 119 transitions, 556 flow [2021-03-24 11:17:43,171 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 119 transitions, 548 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-24 11:17:43,173 INFO L241 Difference]: Finished difference. Result has 70 places, 65 transitions, 306 flow [2021-03-24 11:17:43,173 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=306, PETRI_PLACES=70, PETRI_TRANSITIONS=65} [2021-03-24 11:17:43,173 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 17 predicate places. [2021-03-24 11:17:43,174 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 65 transitions, 306 flow [2021-03-24 11:17:43,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 107.78571428571429) internal successors, (1509), 14 states have internal predecessors, (1509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,174 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:43,174 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:43,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 11:17:43,175 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:43,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:43,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1324471729, now seen corresponding path program 1 times [2021-03-24 11:17:43,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:43,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719336360] [2021-03-24 11:17:43,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:43,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:43,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:43,347 INFO L142 QuantifierPusher]: treesize reduction 5, result has 64.3 percent of original size [2021-03-24 11:17:43,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:43,353 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:43,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:43,362 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:43,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:43,375 INFO L142 QuantifierPusher]: treesize reduction 26, result has 59.4 percent of original size [2021-03-24 11:17:43,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 11:17:43,401 INFO L142 QuantifierPusher]: treesize reduction 26, result has 63.4 percent of original size [2021-03-24 11:17:43,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 11:17:43,412 INFO L142 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size [2021-03-24 11:17:43,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 11:17:43,425 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:43,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:43,438 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:43,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:43,440 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 11:17:43,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:43,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719336360] [2021-03-24 11:17:43,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:43,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 11:17:43,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040336245] [2021-03-24 11:17:43,453 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-24 11:17:43,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:43,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-24 11:17:43,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-03-24 11:17:43,455 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 233 [2021-03-24 11:17:43,456 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 65 transitions, 306 flow. Second operand has 9 states, 9 states have (on average 118.66666666666667) internal successors, (1068), 9 states have internal predecessors, (1068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,456 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:43,456 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 233 [2021-03-24 11:17:43,457 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:43,721 INFO L129 PetriNetUnfolder]: 184/538 cut-off events. [2021-03-24 11:17:43,721 INFO L130 PetriNetUnfolder]: For 789/789 co-relation queries the response was YES. [2021-03-24 11:17:43,723 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1604 conditions, 538 events. 184/538 cut-off events. For 789/789 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 3089 event pairs, 13 based on Foata normal form. 0/532 useless extension candidates. Maximal degree in co-relation 1590. Up to 164 conditions per place. [2021-03-24 11:17:43,725 INFO L132 encePairwiseOnDemand]: 223/233 looper letters, 57 selfloop transitions, 28 changer transitions 1/97 dead transitions. [2021-03-24 11:17:43,725 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 97 transitions, 640 flow [2021-03-24 11:17:43,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 11:17:43,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 11:17:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 863 transitions. [2021-03-24 11:17:43,728 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5291232372777437 [2021-03-24 11:17:43,728 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 863 transitions. [2021-03-24 11:17:43,729 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 863 transitions. [2021-03-24 11:17:43,729 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:43,729 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 863 transitions. [2021-03-24 11:17:43,731 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 123.28571428571429) internal successors, (863), 7 states have internal predecessors, (863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,733 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 233.0) internal successors, (1864), 8 states have internal predecessors, (1864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,734 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 233.0) internal successors, (1864), 8 states have internal predecessors, (1864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,734 INFO L185 Difference]: Start difference. First operand has 70 places, 65 transitions, 306 flow. Second operand 7 states and 863 transitions. [2021-03-24 11:17:43,734 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 97 transitions, 640 flow [2021-03-24 11:17:43,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 97 transitions, 609 flow, removed 11 selfloop flow, removed 5 redundant places. [2021-03-24 11:17:43,744 INFO L241 Difference]: Finished difference. Result has 72 places, 76 transitions, 446 flow [2021-03-24 11:17:43,744 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=276, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=65, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=446, PETRI_PLACES=72, PETRI_TRANSITIONS=76} [2021-03-24 11:17:43,744 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 19 predicate places. [2021-03-24 11:17:43,744 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 76 transitions, 446 flow [2021-03-24 11:17:43,745 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 118.66666666666667) internal successors, (1068), 9 states have internal predecessors, (1068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,745 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:43,745 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:43,745 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 11:17:43,745 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:43,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:43,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1836159525, now seen corresponding path program 2 times [2021-03-24 11:17:43,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:43,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125551039] [2021-03-24 11:17:43,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:43,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:43,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:43,868 INFO L142 QuantifierPusher]: treesize reduction 5, result has 64.3 percent of original size [2021-03-24 11:17:43,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:43,874 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:43,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:43,884 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:43,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:43,894 INFO L142 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size [2021-03-24 11:17:43,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 11:17:43,906 INFO L142 QuantifierPusher]: treesize reduction 26, result has 58.7 percent of original size [2021-03-24 11:17:43,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 11:17:43,934 INFO L142 QuantifierPusher]: treesize reduction 26, result has 62.9 percent of original size [2021-03-24 11:17:43,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 11:17:43,945 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:43,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:43,957 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 11:17:43,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:43,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:43,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125551039] [2021-03-24 11:17:43,968 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:43,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-24 11:17:43,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125151123] [2021-03-24 11:17:43,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-24 11:17:43,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:43,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-24 11:17:43,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-03-24 11:17:43,972 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 116 out of 233 [2021-03-24 11:17:43,973 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 76 transitions, 446 flow. Second operand has 9 states, 9 states have (on average 118.66666666666667) internal successors, (1068), 9 states have internal predecessors, (1068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:43,973 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:43,973 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 116 of 233 [2021-03-24 11:17:43,973 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:44,343 INFO L129 PetriNetUnfolder]: 185/568 cut-off events. [2021-03-24 11:17:44,344 INFO L130 PetriNetUnfolder]: For 1263/1267 co-relation queries the response was YES. [2021-03-24 11:17:44,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1897 conditions, 568 events. 185/568 cut-off events. For 1263/1267 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 3358 event pairs, 33 based on Foata normal form. 7/572 useless extension candidates. Maximal degree in co-relation 1882. Up to 128 conditions per place. [2021-03-24 11:17:44,348 INFO L132 encePairwiseOnDemand]: 224/233 looper letters, 65 selfloop transitions, 40 changer transitions 1/117 dead transitions. [2021-03-24 11:17:44,348 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 117 transitions, 942 flow [2021-03-24 11:17:44,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-24 11:17:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-24 11:17:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1105 transitions. [2021-03-24 11:17:44,351 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5269432522651407 [2021-03-24 11:17:44,351 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1105 transitions. [2021-03-24 11:17:44,351 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1105 transitions. [2021-03-24 11:17:44,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:44,352 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1105 transitions. [2021-03-24 11:17:44,354 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 122.77777777777777) internal successors, (1105), 9 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:44,357 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 233.0) internal successors, (2330), 10 states have internal predecessors, (2330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:44,357 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 233.0) internal successors, (2330), 10 states have internal predecessors, (2330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:44,357 INFO L185 Difference]: Start difference. First operand has 72 places, 76 transitions, 446 flow. Second operand 9 states and 1105 transitions. [2021-03-24 11:17:44,357 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 117 transitions, 942 flow [2021-03-24 11:17:44,363 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 117 transitions, 896 flow, removed 17 selfloop flow, removed 3 redundant places. [2021-03-24 11:17:44,365 INFO L241 Difference]: Finished difference. Result has 80 places, 89 transitions, 657 flow [2021-03-24 11:17:44,365 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=422, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=44, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=657, PETRI_PLACES=80, PETRI_TRANSITIONS=89} [2021-03-24 11:17:44,365 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 27 predicate places. [2021-03-24 11:17:44,365 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 89 transitions, 657 flow [2021-03-24 11:17:44,366 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 118.66666666666667) internal successors, (1068), 9 states have internal predecessors, (1068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:44,366 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:44,366 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:44,366 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 11:17:44,366 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:44,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:44,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1659666045, now seen corresponding path program 3 times [2021-03-24 11:17:44,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:44,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881130662] [2021-03-24 11:17:44,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:44,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:44,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:44,455 INFO L142 QuantifierPusher]: treesize reduction 5, result has 64.3 percent of original size [2021-03-24 11:17:44,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:44,465 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:44,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:44,475 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 11:17:44,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:44,487 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-24 11:17:44,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 11:17:44,502 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-24 11:17:44,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 11:17:44,517 INFO L142 QuantifierPusher]: treesize reduction 11, result has 75.0 percent of original size [2021-03-24 11:17:44,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 11:17:44,537 INFO L142 QuantifierPusher]: treesize reduction 11, result has 78.4 percent of original size [2021-03-24 11:17:44,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 11:17:44,548 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size [2021-03-24 11:17:44,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 11:17:44,564 INFO L142 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size [2021-03-24 11:17:44,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 11:17:44,578 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:44,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:44,589 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:44,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:44,591 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 11:17:44,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:44,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881130662] [2021-03-24 11:17:44,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:44,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-24 11:17:44,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491806863] [2021-03-24 11:17:44,603 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-24 11:17:44,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:44,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-24 11:17:44,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-03-24 11:17:44,604 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 233 [2021-03-24 11:17:44,606 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 89 transitions, 657 flow. Second operand has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:44,606 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:44,606 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 233 [2021-03-24 11:17:44,606 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:45,310 INFO L129 PetriNetUnfolder]: 285/876 cut-off events. [2021-03-24 11:17:45,310 INFO L130 PetriNetUnfolder]: For 2558/2566 co-relation queries the response was YES. [2021-03-24 11:17:45,313 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3266 conditions, 876 events. 285/876 cut-off events. For 2558/2566 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 6077 event pairs, 52 based on Foata normal form. 7/879 useless extension candidates. Maximal degree in co-relation 3248. Up to 252 conditions per place. [2021-03-24 11:17:45,317 INFO L132 encePairwiseOnDemand]: 222/233 looper letters, 106 selfloop transitions, 54 changer transitions 4/175 dead transitions. [2021-03-24 11:17:45,317 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 175 transitions, 1657 flow [2021-03-24 11:17:45,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-24 11:17:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-24 11:17:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1403 transitions. [2021-03-24 11:17:45,346 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.501788268955651 [2021-03-24 11:17:45,346 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1403 transitions. [2021-03-24 11:17:45,346 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1403 transitions. [2021-03-24 11:17:45,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:45,347 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1403 transitions. [2021-03-24 11:17:45,350 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 116.91666666666667) internal successors, (1403), 12 states have internal predecessors, (1403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:45,353 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 233.0) internal successors, (3029), 13 states have internal predecessors, (3029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:45,354 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 233.0) internal successors, (3029), 13 states have internal predecessors, (3029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:45,354 INFO L185 Difference]: Start difference. First operand has 80 places, 89 transitions, 657 flow. Second operand 12 states and 1403 transitions. [2021-03-24 11:17:45,354 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 175 transitions, 1657 flow [2021-03-24 11:17:45,365 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 175 transitions, 1633 flow, removed 8 selfloop flow, removed 3 redundant places. [2021-03-24 11:17:45,370 INFO L241 Difference]: Finished difference. Result has 93 places, 116 transitions, 1101 flow [2021-03-24 11:17:45,370 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=46, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1101, PETRI_PLACES=93, PETRI_TRANSITIONS=116} [2021-03-24 11:17:45,370 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 40 predicate places. [2021-03-24 11:17:45,371 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 116 transitions, 1101 flow [2021-03-24 11:17:45,371 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:45,371 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:45,371 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:45,371 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 11:17:45,372 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:45,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:45,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1678322661, now seen corresponding path program 4 times [2021-03-24 11:17:45,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:45,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275981296] [2021-03-24 11:17:45,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:45,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:45,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:45,457 INFO L142 QuantifierPusher]: treesize reduction 5, result has 64.3 percent of original size [2021-03-24 11:17:45,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:45,463 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:45,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:45,473 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 11:17:45,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:45,487 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 11:17:45,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:45,503 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size [2021-03-24 11:17:45,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 11:17:45,519 INFO L142 QuantifierPusher]: treesize reduction 11, result has 78.4 percent of original size [2021-03-24 11:17:45,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-24 11:17:45,541 INFO L142 QuantifierPusher]: treesize reduction 9, result has 77.5 percent of original size [2021-03-24 11:17:45,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 11:17:45,562 INFO L142 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size [2021-03-24 11:17:45,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 11:17:45,580 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:45,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:45,593 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:45,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:45,594 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 11:17:45,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:45,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:45,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275981296] [2021-03-24 11:17:45,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:45,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-24 11:17:45,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275872439] [2021-03-24 11:17:45,608 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-24 11:17:45,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:45,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-24 11:17:45,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-03-24 11:17:45,610 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 233 [2021-03-24 11:17:45,611 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 116 transitions, 1101 flow. Second operand has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:45,611 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:45,611 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 233 [2021-03-24 11:17:45,611 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:46,579 INFO L129 PetriNetUnfolder]: 290/925 cut-off events. [2021-03-24 11:17:46,579 INFO L130 PetriNetUnfolder]: For 3952/3962 co-relation queries the response was YES. [2021-03-24 11:17:46,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3893 conditions, 925 events. 290/925 cut-off events. For 3952/3962 co-relation queries the response was YES. Maximal size of possible extension queue 90. Compared 6570 event pairs, 31 based on Foata normal form. 11/936 useless extension candidates. Maximal degree in co-relation 3870. Up to 208 conditions per place. [2021-03-24 11:17:46,589 INFO L132 encePairwiseOnDemand]: 221/233 looper letters, 91 selfloop transitions, 91 changer transitions 3/196 dead transitions. [2021-03-24 11:17:46,589 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 196 transitions, 2095 flow [2021-03-24 11:17:46,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 11:17:46,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 11:17:46,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1857 transitions. [2021-03-24 11:17:46,594 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4981223175965665 [2021-03-24 11:17:46,594 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1857 transitions. [2021-03-24 11:17:46,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1857 transitions. [2021-03-24 11:17:46,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:46,595 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1857 transitions. [2021-03-24 11:17:46,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 116.0625) internal successors, (1857), 16 states have internal predecessors, (1857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:46,604 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 233.0) internal successors, (3961), 17 states have internal predecessors, (3961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:46,605 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 233.0) internal successors, (3961), 17 states have internal predecessors, (3961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:46,605 INFO L185 Difference]: Start difference. First operand has 93 places, 116 transitions, 1101 flow. Second operand 16 states and 1857 transitions. [2021-03-24 11:17:46,605 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 196 transitions, 2095 flow [2021-03-24 11:17:46,617 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 196 transitions, 2048 flow, removed 1 selfloop flow, removed 5 redundant places. [2021-03-24 11:17:46,621 INFO L241 Difference]: Finished difference. Result has 107 places, 146 transitions, 1728 flow [2021-03-24 11:17:46,622 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=1067, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=42, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=1728, PETRI_PLACES=107, PETRI_TRANSITIONS=146} [2021-03-24 11:17:46,622 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 54 predicate places. [2021-03-24 11:17:46,622 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 146 transitions, 1728 flow [2021-03-24 11:17:46,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:46,623 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:46,623 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:46,623 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 11:17:46,623 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:46,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:46,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1933414615, now seen corresponding path program 5 times [2021-03-24 11:17:46,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:46,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438155564] [2021-03-24 11:17:46,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:46,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:46,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:46,732 INFO L142 QuantifierPusher]: treesize reduction 5, result has 64.3 percent of original size [2021-03-24 11:17:46,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:46,738 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:46,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:46,749 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 11:17:46,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:46,763 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 11:17:46,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:46,777 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size [2021-03-24 11:17:46,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 11:17:46,791 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.1 percent of original size [2021-03-24 11:17:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:17:46,809 INFO L142 QuantifierPusher]: treesize reduction 11, result has 74.4 percent of original size [2021-03-24 11:17:46,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 11:17:46,830 INFO L142 QuantifierPusher]: treesize reduction 11, result has 78.0 percent of original size [2021-03-24 11:17:46,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 11:17:46,843 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.4 percent of original size [2021-03-24 11:17:46,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 11:17:46,861 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:46,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:46,880 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:46,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:46,881 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 11:17:46,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:46,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438155564] [2021-03-24 11:17:46,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:46,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-24 11:17:46,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404339592] [2021-03-24 11:17:46,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-24 11:17:46,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:46,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-24 11:17:46,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-03-24 11:17:46,897 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 233 [2021-03-24 11:17:46,898 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 146 transitions, 1728 flow. Second operand has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:46,898 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:46,898 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 233 [2021-03-24 11:17:46,898 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:47,607 INFO L129 PetriNetUnfolder]: 301/1006 cut-off events. [2021-03-24 11:17:47,607 INFO L130 PetriNetUnfolder]: For 5377/5385 co-relation queries the response was YES. [2021-03-24 11:17:47,611 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4612 conditions, 1006 events. 301/1006 cut-off events. For 5377/5385 co-relation queries the response was YES. Maximal size of possible extension queue 103. Compared 7476 event pairs, 57 based on Foata normal form. 9/1008 useless extension candidates. Maximal degree in co-relation 4585. Up to 254 conditions per place. [2021-03-24 11:17:47,616 INFO L132 encePairwiseOnDemand]: 222/233 looper letters, 93 selfloop transitions, 103 changer transitions 2/209 dead transitions. [2021-03-24 11:17:47,616 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 209 transitions, 2688 flow [2021-03-24 11:17:47,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 11:17:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 11:17:47,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1509 transitions. [2021-03-24 11:17:47,620 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49818421921426215 [2021-03-24 11:17:47,620 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1509 transitions. [2021-03-24 11:17:47,620 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1509 transitions. [2021-03-24 11:17:47,621 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:47,621 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1509 transitions. [2021-03-24 11:17:47,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.07692307692308) internal successors, (1509), 13 states have internal predecessors, (1509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:47,627 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 233.0) internal successors, (3262), 14 states have internal predecessors, (3262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:47,628 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 233.0) internal successors, (3262), 14 states have internal predecessors, (3262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:47,628 INFO L185 Difference]: Start difference. First operand has 107 places, 146 transitions, 1728 flow. Second operand 13 states and 1509 transitions. [2021-03-24 11:17:47,628 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 209 transitions, 2688 flow [2021-03-24 11:17:47,652 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 209 transitions, 2503 flow, removed 73 selfloop flow, removed 4 redundant places. [2021-03-24 11:17:47,657 INFO L241 Difference]: Finished difference. Result has 120 places, 167 transitions, 2249 flow [2021-03-24 11:17:47,657 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=1577, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=146, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=82, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2249, PETRI_PLACES=120, PETRI_TRANSITIONS=167} [2021-03-24 11:17:47,658 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 67 predicate places. [2021-03-24 11:17:47,658 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 167 transitions, 2249 flow [2021-03-24 11:17:47,658 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:47,658 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:47,658 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:47,658 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 11:17:47,659 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:47,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:47,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1437577653, now seen corresponding path program 6 times [2021-03-24 11:17:47,660 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:47,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651648356] [2021-03-24 11:17:47,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:47,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:47,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:47,804 INFO L142 QuantifierPusher]: treesize reduction 5, result has 64.3 percent of original size [2021-03-24 11:17:47,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 11:17:47,810 INFO L142 QuantifierPusher]: treesize reduction 5, result has 75.0 percent of original size [2021-03-24 11:17:47,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:47,821 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 11:17:47,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:47,835 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size [2021-03-24 11:17:47,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:47,851 INFO L142 QuantifierPusher]: treesize reduction 5, result has 80.0 percent of original size [2021-03-24 11:17:47,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 11:17:47,866 INFO L142 QuantifierPusher]: treesize reduction 5, result has 82.1 percent of original size [2021-03-24 11:17:47,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 11:17:47,883 INFO L142 QuantifierPusher]: treesize reduction 11, result has 74.4 percent of original size [2021-03-24 11:17:47,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 11:17:47,905 INFO L142 QuantifierPusher]: treesize reduction 11, result has 78.0 percent of original size [2021-03-24 11:17:47,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 11:17:47,921 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.4 percent of original size [2021-03-24 11:17:47,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 11:17:47,939 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:47,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:47,954 INFO L142 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size [2021-03-24 11:17:47,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:47,955 INFO L142 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size [2021-03-24 11:17:47,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:47,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651648356] [2021-03-24 11:17:47,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:47,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-24 11:17:47,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823945786] [2021-03-24 11:17:47,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-24 11:17:47,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:47,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-24 11:17:47,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-03-24 11:17:47,971 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 233 [2021-03-24 11:17:47,971 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 167 transitions, 2249 flow. Second operand has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:47,972 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:47,972 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 233 [2021-03-24 11:17:47,972 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:48,706 INFO L129 PetriNetUnfolder]: 313/1073 cut-off events. [2021-03-24 11:17:48,706 INFO L130 PetriNetUnfolder]: For 7277/7281 co-relation queries the response was YES. [2021-03-24 11:17:48,711 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5240 conditions, 1073 events. 313/1073 cut-off events. For 7277/7281 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 8260 event pairs, 64 based on Foata normal form. 5/1073 useless extension candidates. Maximal degree in co-relation 5209. Up to 226 conditions per place. [2021-03-24 11:17:48,716 INFO L132 encePairwiseOnDemand]: 222/233 looper letters, 89 selfloop transitions, 112 changer transitions 3/215 dead transitions. [2021-03-24 11:17:48,717 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 215 transitions, 3009 flow [2021-03-24 11:17:48,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-24 11:17:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-24 11:17:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1508 transitions. [2021-03-24 11:17:48,722 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4978540772532189 [2021-03-24 11:17:48,722 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1508 transitions. [2021-03-24 11:17:48,722 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1508 transitions. [2021-03-24 11:17:48,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:48,724 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1508 transitions. [2021-03-24 11:17:48,727 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 116.0) internal successors, (1508), 13 states have internal predecessors, (1508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:48,743 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 233.0) internal successors, (3262), 14 states have internal predecessors, (3262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:48,745 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 233.0) internal successors, (3262), 14 states have internal predecessors, (3262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:48,745 INFO L185 Difference]: Start difference. First operand has 120 places, 167 transitions, 2249 flow. Second operand 13 states and 1508 transitions. [2021-03-24 11:17:48,745 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 215 transitions, 3009 flow [2021-03-24 11:17:48,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 215 transitions, 2885 flow, removed 34 selfloop flow, removed 7 redundant places. [2021-03-24 11:17:48,789 INFO L241 Difference]: Finished difference. Result has 126 places, 172 transitions, 2497 flow [2021-03-24 11:17:48,789 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=2119, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=106, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2497, PETRI_PLACES=126, PETRI_TRANSITIONS=172} [2021-03-24 11:17:48,790 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 73 predicate places. [2021-03-24 11:17:48,790 INFO L480 AbstractCegarLoop]: Abstraction has has 126 places, 172 transitions, 2497 flow [2021-03-24 11:17:48,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 112.0) internal successors, (1344), 12 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:48,790 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:48,790 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:48,791 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-24 11:17:48,791 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:48,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:48,791 INFO L82 PathProgramCache]: Analyzing trace with hash -526833291, now seen corresponding path program 1 times [2021-03-24 11:17:48,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:48,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840135916] [2021-03-24 11:17:48,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 11:17:48,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:48,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 11:17:48,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:48,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 11:17:48,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:48,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 11:17:48,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:48,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 11:17:48,984 INFO L142 QuantifierPusher]: treesize reduction 18, result has 70.0 percent of original size [2021-03-24 11:17:48,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-24 11:17:49,013 INFO L142 QuantifierPusher]: treesize reduction 18, result has 65.4 percent of original size [2021-03-24 11:17:49,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 11:17:49,039 INFO L142 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-03-24 11:17:49,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 11:17:49,070 INFO L142 QuantifierPusher]: treesize reduction 44, result has 52.7 percent of original size [2021-03-24 11:17:49,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-03-24 11:17:49,138 INFO L142 QuantifierPusher]: treesize reduction 44, result has 49.4 percent of original size [2021-03-24 11:17:49,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-24 11:17:49,180 INFO L142 QuantifierPusher]: treesize reduction 15, result has 75.0 percent of original size [2021-03-24 11:17:49,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 11:17:49,201 INFO L142 QuantifierPusher]: treesize reduction 15, result has 65.9 percent of original size [2021-03-24 11:17:49,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 11:17:49,218 INFO L142 QuantifierPusher]: treesize reduction 15, result has 65.9 percent of original size [2021-03-24 11:17:49,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 11:17:49,243 INFO L142 QuantifierPusher]: treesize reduction 30, result has 63.4 percent of original size [2021-03-24 11:17:49,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-24 11:17:49,295 INFO L142 QuantifierPusher]: treesize reduction 60, result has 42.9 percent of original size [2021-03-24 11:17:49,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 11:17:49,343 INFO L142 QuantifierPusher]: treesize reduction 10, result has 64.3 percent of original size [2021-03-24 11:17:49,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-24 11:17:49,362 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-03-24 11:17:49,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:49,379 INFO L142 QuantifierPusher]: treesize reduction 10, result has 63.0 percent of original size [2021-03-24 11:17:49,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 11:17:49,380 INFO L142 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-03-24 11:17:49,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 11:17:49,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:49,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 11:17:49,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 11:17:49,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-24 11:17:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 11:17:49,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840135916] [2021-03-24 11:17:49,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 11:17:49,426 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-03-24 11:17:49,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698900639] [2021-03-24 11:17:49,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-24 11:17:49,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 11:17:49,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-24 11:17:49,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2021-03-24 11:17:49,430 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 89 out of 233 [2021-03-24 11:17:49,431 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 126 places, 172 transitions, 2497 flow. Second operand has 20 states, 20 states have (on average 90.35) internal successors, (1807), 20 states have internal predecessors, (1807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:49,431 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 11:17:49,431 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 89 of 233 [2021-03-24 11:17:49,431 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 11:17:50,327 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 52 [2021-03-24 11:17:51,202 INFO L129 PetriNetUnfolder]: 438/1556 cut-off events. [2021-03-24 11:17:51,202 INFO L130 PetriNetUnfolder]: For 12432/12452 co-relation queries the response was YES. [2021-03-24 11:17:51,210 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7999 conditions, 1556 events. 438/1556 cut-off events. For 12432/12452 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 13823 event pairs, 189 based on Foata normal form. 9/1563 useless extension candidates. Maximal degree in co-relation 7968. Up to 518 conditions per place. [2021-03-24 11:17:51,218 INFO L132 encePairwiseOnDemand]: 214/233 looper letters, 176 selfloop transitions, 127 changer transitions 21/333 dead transitions. [2021-03-24 11:17:51,218 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 333 transitions, 5411 flow [2021-03-24 11:17:51,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 11:17:51,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 11:17:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1871 transitions. [2021-03-24 11:17:51,220 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4015021459227468 [2021-03-24 11:17:51,220 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1871 transitions. [2021-03-24 11:17:51,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1871 transitions. [2021-03-24 11:17:51,221 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 11:17:51,221 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1871 transitions. [2021-03-24 11:17:51,223 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 93.55) internal successors, (1871), 20 states have internal predecessors, (1871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:51,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 233.0) internal successors, (4893), 21 states have internal predecessors, (4893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:51,229 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 233.0) internal successors, (4893), 21 states have internal predecessors, (4893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:51,229 INFO L185 Difference]: Start difference. First operand has 126 places, 172 transitions, 2497 flow. Second operand 20 states and 1871 transitions. [2021-03-24 11:17:51,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 333 transitions, 5411 flow [2021-03-24 11:17:51,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 333 transitions, 5347 flow, removed 21 selfloop flow, removed 5 redundant places. [2021-03-24 11:17:51,291 INFO L241 Difference]: Finished difference. Result has 150 places, 248 transitions, 4116 flow [2021-03-24 11:17:51,291 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=233, PETRI_DIFFERENCE_MINUEND_FLOW=2451, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=172, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=4116, PETRI_PLACES=150, PETRI_TRANSITIONS=248} [2021-03-24 11:17:51,292 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 97 predicate places. [2021-03-24 11:17:51,292 INFO L480 AbstractCegarLoop]: Abstraction has has 150 places, 248 transitions, 4116 flow [2021-03-24 11:17:51,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 90.35) internal successors, (1807), 20 states have internal predecessors, (1807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 11:17:51,292 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 11:17:51,292 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 11:17:51,292 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 11:17:51,293 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-24 11:17:51,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 11:17:51,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1137354505, now seen corresponding path program 2 times [2021-03-24 11:17:51,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 11:17:51,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277625294] [2021-03-24 11:17:51,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 11:17:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 11:17:51,329 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 11:17:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-24 11:17:51,373 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-24 11:17:51,416 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-24 11:17:51,417 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-24 11:17:51,417 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 11:17:51,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 11:17:51 BasicIcfg [2021-03-24 11:17:51,492 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 11:17:51,492 INFO L168 Benchmark]: Toolchain (without parser) took 15825.75 ms. Allocated memory was 255.9 MB in the beginning and 599.8 MB in the end (delta: 343.9 MB). Free memory was 230.9 MB in the beginning and 358.3 MB in the end (delta: -127.4 MB). Peak memory consumption was 215.9 MB. Max. memory is 16.0 GB. [2021-03-24 11:17:51,492 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 11:17:51,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.52 ms. Allocated memory was 255.9 MB in the beginning and 346.0 MB in the end (delta: 90.2 MB). Free memory was 230.9 MB in the beginning and 262.2 MB in the end (delta: -31.3 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.0 GB. [2021-03-24 11:17:51,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.92 ms. Allocated memory is still 346.0 MB. Free memory was 262.2 MB in the beginning and 259.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 11:17:51,493 INFO L168 Benchmark]: Boogie Preprocessor took 42.89 ms. Allocated memory is still 346.0 MB. Free memory was 259.5 MB in the beginning and 326.8 MB in the end (delta: -67.4 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.0 GB. [2021-03-24 11:17:51,493 INFO L168 Benchmark]: RCFGBuilder took 606.95 ms. Allocated memory is still 346.0 MB. Free memory was 326.8 MB in the beginning and 280.7 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. [2021-03-24 11:17:51,493 INFO L168 Benchmark]: TraceAbstraction took 14236.03 ms. Allocated memory was 346.0 MB in the beginning and 599.8 MB in the end (delta: 253.8 MB). Free memory was 279.6 MB in the beginning and 358.3 MB in the end (delta: -78.6 MB). Peak memory consumption was 175.1 MB. Max. memory is 16.0 GB. [2021-03-24 11:17:51,494 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 237.4 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 854.52 ms. Allocated memory was 255.9 MB in the beginning and 346.0 MB in the end (delta: 90.2 MB). Free memory was 230.9 MB in the beginning and 262.2 MB in the end (delta: -31.3 MB). Peak memory consumption was 58.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 79.92 ms. Allocated memory is still 346.0 MB. Free memory was 262.2 MB in the beginning and 259.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 42.89 ms. Allocated memory is still 346.0 MB. Free memory was 259.5 MB in the beginning and 326.8 MB in the end (delta: -67.4 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.0 GB. * RCFGBuilder took 606.95 ms. Allocated memory is still 346.0 MB. Free memory was 326.8 MB in the beginning and 280.7 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 14236.03 ms. Allocated memory was 346.0 MB in the beginning and 599.8 MB in the end (delta: 253.8 MB). Free memory was 279.6 MB in the beginning and 358.3 MB in the end (delta: -78.6 MB). Peak memory consumption was 175.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3192.5ms, 125 PlacesBefore, 53 PlacesAfterwards, 125 TransitionsBefore, 52 TransitionsAfterwards, 1700 CoEnabledTransitionPairs, 5 FixpointIterations, 49 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 6 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 96 TotalNumberOfCompositions, 2162 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1132, positive: 1058, positive conditional: 0, positive unconditional: 1058, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 832, positive: 799, positive conditional: 0, positive unconditional: 799, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 832, positive: 799, positive conditional: 0, positive unconditional: 799, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1132, positive: 259, positive conditional: 0, positive unconditional: 259, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 832, unknown conditional: 0, unknown unconditional: 832] , Statistics on independence cache: Total cache size (in pairs): 34, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - 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; [L1725] 0 return 0; VAL [t1={6:0}, t2={8:0}] [L1731] 0 int ret = my_drv_init(); [L1732] COND TRUE 0 ret==0 [L1733] 0 int probe_ret; [L1734] 0 struct my_data data; VAL [t1={6:0}, t2={8:0}] [L1704] 0 struct device *d = &data->dev; [L1706] 0 data->shared.a = 0 [L1707] 0 data->shared.b = 0 VAL [t1={6:0}, t2={8:0}] [L1708] 0 int res = __VERIFIER_nondet_int(); [L1709] COND FALSE 0 !(\read(res)) [L1711] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={9:24}, t1={6:0}, 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) );}) [L1693] 1 data->shared.a = 1 VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, t1={6:0}, t2={8:0}] [L1712] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, t1={6:0}, t2={8:0}] [L1713] 0 return 0; [L1735] 0 probe_ret = my_drv_probe(&data) [L1736] COND TRUE 0 probe_ret==0 [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1689] 2 struct device *dev = (struct device*)arg; [L1690] 2 struct my_data *data; [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) [L1693] 2 data->shared.a = 1 VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={6:0}, t2={8:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1699] 1 data->shared.b = lb + 1 [L1701] 1 return 0; [L1719] 0 void *status; [L1720] 0 \read(t1) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={6:0}, t2={8:0}] [L1699] 2 data->shared.b = lb + 1 [L1701] 2 return 0; [L1720] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={6:0}, t2={8:0}] [L1721] 0 \read(t2) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={6:0}, t2={8:0}] [L1721] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={6:0}, t2={8:0}] [L1738] 0 data.shared.a [L1675] COND FALSE 0 !(!expression) [L1739] 0 data.shared.b VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={6:0}, t2={8:0}] [L1675] COND TRUE 0 !expression [L1675] 0 reach_error() VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={6:0}, t2={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 8.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 14025.0ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 7440.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3278.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 152 SDtfs, 740 SDslu, 190 SDs, 0 SdLazy, 2771 SolverSat, 438 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2053.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 195 GetRequests, 21 SyntacticMatches, 8 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 4396.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=4116occurred in iteration=11, InterpolantAutomatonStates: 123, 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: 41.4ms SsaConstructionTime, 374.7ms SatisfiabilityAnalysisTime, 2462.3ms InterpolantComputationTime, 324 NumberOfCodeBlocks, 324 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 280 ConstructedInterpolants, 0 QuantifiedInterpolants, 3754 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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...