/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-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix044_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 10:09:42,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 10:09:42,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 10:09:42,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-26 10:09:42,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-26 10:09:42,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-26 10:09:43,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-26 10:09:43,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-26 10:09:43,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-26 10:09:43,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-26 10:09:43,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-26 10:09:43,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-26 10:09:43,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 10:09:43,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 10:09:43,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 10:09:43,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 10:09:43,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 10:09:43,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 10:09:43,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 10:09:43,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 10:09:43,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 10:09:43,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 10:09:43,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 10:09:43,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 10:09:43,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 10:09:43,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-26 10:09:43,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-26 10:09:43,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-26 10:09:43,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-26 10:09:43,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-26 10:09:43,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-26 10:09:43,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-26 10:09:43,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-26 10:09:43,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-26 10:09:43,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-26 10:09:43,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-26 10:09:43,056 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-03-26 10:09:43,089 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 10:09:43,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 10:09:43,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 10:09:43,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 10:09:43,093 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 10:09:43,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 10:09:43,093 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 10:09:43,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 10:09:43,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 10:09:43,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 10:09:43,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 10:09:43,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 10:09:43,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 10:09:43,095 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 10:09:43,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 10:09:43,095 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 10:09:43,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 10:09:43,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 10:09:43,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 10:09:43,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 10:09:43,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 10:09:43,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 10:09:43,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 10:09:43,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 10:09:43,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 10:09:43,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 10:09:43,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 10:09:43,097 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-03-26 10:09:43,097 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 10:09:43,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 10:09:43,098 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 10:09:43,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 10:09:43,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 10:09:43,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 10:09:43,394 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-26 10:09:43,395 INFO L275 PluginConnector]: CDTParser initialized [2021-03-26 10:09:43,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix044_power.oepc.i [2021-03-26 10:09:43,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1f3861c/171d4bf953bf48e9aa2de1e5647b0d7d/FLAG5df044803 [2021-03-26 10:09:44,029 INFO L306 CDTParser]: Found 1 translation units. [2021-03-26 10:09:44,029 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_power.oepc.i [2021-03-26 10:09:44,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1f3861c/171d4bf953bf48e9aa2de1e5647b0d7d/FLAG5df044803 [2021-03-26 10:09:44,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e1f3861c/171d4bf953bf48e9aa2de1e5647b0d7d [2021-03-26 10:09:44,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 10:09:44,437 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-26 10:09:44,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-26 10:09:44,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-26 10:09:44,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-26 10:09:44,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:44,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd5dd74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44, skipping insertion in model container [2021-03-26 10:09:44,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:44,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-26 10:09:44,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-26 10:09:44,604 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_power.oepc.i[951,964] [2021-03-26 10:09:44,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 10:09:44,848 INFO L203 MainTranslator]: Completed pre-run [2021-03-26 10:09:44,858 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix044_power.oepc.i[951,964] [2021-03-26 10:09:44,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-26 10:09:44,973 INFO L208 MainTranslator]: Completed translation [2021-03-26 10:09:44,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44 WrapperNode [2021-03-26 10:09:44,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-26 10:09:44,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 10:09:44,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 10:09:44,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 10:09:44,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:44,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 10:09:45,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 10:09:45,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 10:09:45,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 10:09:45,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (1/1) ... [2021-03-26 10:09:45,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 10:09:45,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 10:09:45,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 10:09:45,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 10:09:45,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (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 [2021-03-26 10:09:45,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-26 10:09:45,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-26 10:09:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-26 10:09:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-26 10:09:45,138 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-26 10:09:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-26 10:09:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-26 10:09:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-26 10:09:45,139 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-26 10:09:45,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-26 10:09:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-26 10:09:45,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-26 10:09:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-26 10:09:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-26 10:09:45,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 10:09:45,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 10:09:45,142 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 10:09:47,027 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 10:09:47,028 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-26 10:09:47,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 10:09:47 BoogieIcfgContainer [2021-03-26 10:09:47,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 10:09:47,033 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 10:09:47,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 10:09:47,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 10:09:47,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.03 10:09:44" (1/3) ... [2021-03-26 10:09:47,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b3bfc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 10:09:47, skipping insertion in model container [2021-03-26 10:09:47,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.03 10:09:44" (2/3) ... [2021-03-26 10:09:47,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b3bfc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 10:09:47, skipping insertion in model container [2021-03-26 10:09:47,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 10:09:47" (3/3) ... [2021-03-26 10:09:47,038 INFO L111 eAbstractionObserver]: Analyzing ICFG mix044_power.oepc.i [2021-03-26 10:09:47,044 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 10:09:47,048 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-26 10:09:47,049 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 10:09:47,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,095 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,095 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,097 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,097 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,097 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,100 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,101 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,101 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,101 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,101 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,102 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,103 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,104 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,105 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,107 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,107 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,107 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,107 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,107 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,107 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,108 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,108 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,108 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,108 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,108 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,109 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,109 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,109 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,109 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,109 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,109 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,109 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,110 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,110 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,110 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,110 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,110 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,110 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,110 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,111 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,112 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,113 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,120 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,121 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,122 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,123 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,124 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,125 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,127 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,127 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,127 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,127 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,127 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,127 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,127 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,128 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,129 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,131 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,131 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,131 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,131 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,132 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,133 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,134 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,135 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,135 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,135 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,135 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,135 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,144 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,145 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,147 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,150 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,150 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,151 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,151 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,155 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,155 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,157 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,158 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,159 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-26 10:09:47,160 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-26 10:09:47,176 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-26 10:09:47,200 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 10:09:47,201 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 10:09:47,201 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 10:09:47,201 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 10:09:47,201 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 10:09:47,201 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 10:09:47,201 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 10:09:47,201 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 10:09:47,212 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 119 transitions, 258 flow [2021-03-26 10:09:47,255 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-03-26 10:09:47,255 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:09:47,259 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 115 events. 2/115 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 90 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-26 10:09:47,260 INFO L82 GeneralOperation]: Start removeDead. Operand has 130 places, 119 transitions, 258 flow [2021-03-26 10:09:47,264 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 126 places, 115 transitions, 242 flow [2021-03-26 10:09:47,266 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:47,278 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 126 places, 115 transitions, 242 flow [2021-03-26 10:09:47,280 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 126 places, 115 transitions, 242 flow [2021-03-26 10:09:47,282 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 126 places, 115 transitions, 242 flow [2021-03-26 10:09:47,313 INFO L129 PetriNetUnfolder]: 2/115 cut-off events. [2021-03-26 10:09:47,313 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:09:47,318 INFO L84 FinitePrefix]: Finished finitePrefix Result has 128 conditions, 115 events. 2/115 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 91 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2021-03-26 10:09:47,323 INFO L142 LiptonReduction]: Number of co-enabled transitions 2876 [2021-03-26 10:09:48,828 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2021-03-26 10:09:49,219 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-03-26 10:09:49,328 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-03-26 10:09:50,691 INFO L154 LiptonReduction]: Checked pairs total: 5168 [2021-03-26 10:09:50,691 INFO L156 LiptonReduction]: Total number of compositions: 75 [2021-03-26 10:09:50,694 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3429 [2021-03-26 10:09:50,706 INFO L129 PetriNetUnfolder]: 0/13 cut-off events. [2021-03-26 10:09:50,707 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:09:50,707 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:50,707 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:09:50,708 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:50,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:50,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1955839471, now seen corresponding path program 1 times [2021-03-26 10:09:50,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:50,721 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185151400] [2021-03-26 10:09:50,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:50,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:50,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:09:50,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:50,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:50,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185151400] [2021-03-26 10:09:50,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:50,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 10:09:50,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135615278] [2021-03-26 10:09:50,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 10:09:50,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:50,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 10:09:50,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 10:09:51,001 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 194 [2021-03-26 10:09:51,006 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 48 transitions, 108 flow. Second operand has 3 states, 3 states have (on average 171.66666666666666) internal successors, (515), 3 states have internal predecessors, (515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:51,006 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:51,006 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 194 [2021-03-26 10:09:51,007 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:51,192 INFO L129 PetriNetUnfolder]: 133/370 cut-off events. [2021-03-26 10:09:51,193 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:09:51,196 INFO L84 FinitePrefix]: Finished finitePrefix Result has 589 conditions, 370 events. 133/370 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 2000 event pairs, 110 based on Foata normal form. 32/372 useless extension candidates. Maximal degree in co-relation 567. Up to 153 conditions per place. [2021-03-26 10:09:51,199 INFO L132 encePairwiseOnDemand]: 190/194 looper letters, 11 selfloop transitions, 2 changer transitions 0/50 dead transitions. [2021-03-26 10:09:51,199 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 50 transitions, 138 flow [2021-03-26 10:09:51,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 10:09:51,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 10:09:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 529 transitions. [2021-03-26 10:09:51,219 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9089347079037801 [2021-03-26 10:09:51,220 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 529 transitions. [2021-03-26 10:09:51,220 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 529 transitions. [2021-03-26 10:09:51,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:51,225 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 529 transitions. [2021-03-26 10:09:51,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 176.33333333333334) internal successors, (529), 3 states have internal predecessors, (529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:51,239 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 194.0) internal successors, (776), 4 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:51,240 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 194.0) internal successors, (776), 4 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:51,241 INFO L185 Difference]: Start difference. First operand has 60 places, 48 transitions, 108 flow. Second operand 3 states and 529 transitions. [2021-03-26 10:09:51,242 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 50 transitions, 138 flow [2021-03-26 10:09:51,244 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 50 transitions, 134 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-26 10:09:51,246 INFO L241 Difference]: Finished difference. Result has 56 places, 45 transitions, 102 flow [2021-03-26 10:09:51,248 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=194, PETRI_DIFFERENCE_MINUEND_FLOW=98, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=43, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=102, PETRI_PLACES=56, PETRI_TRANSITIONS=45} [2021-03-26 10:09:51,248 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, -4 predicate places. [2021-03-26 10:09:51,248 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:51,248 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 45 transitions, 102 flow [2021-03-26 10:09:51,250 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 45 transitions, 102 flow [2021-03-26 10:09:51,250 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 45 transitions, 102 flow [2021-03-26 10:09:51,257 INFO L129 PetriNetUnfolder]: 0/45 cut-off events. [2021-03-26 10:09:51,258 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 10:09:51,258 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57 conditions, 45 events. 0/45 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 53 event pairs, 0 based on Foata normal form. 0/44 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-26 10:09:51,259 INFO L142 LiptonReduction]: Number of co-enabled transitions 618 [2021-03-26 10:09:51,830 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-26 10:09:51,982 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-26 10:09:53,245 INFO L154 LiptonReduction]: Checked pairs total: 2656 [2021-03-26 10:09:53,245 INFO L156 LiptonReduction]: Total number of compositions: 14 [2021-03-26 10:09:53,245 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1997 [2021-03-26 10:09:53,246 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 31 transitions, 74 flow [2021-03-26 10:09:53,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 171.66666666666666) internal successors, (515), 3 states have internal predecessors, (515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:53,247 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:53,247 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] [2021-03-26 10:09:53,247 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 10:09:53,247 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:53,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:53,252 INFO L82 PathProgramCache]: Analyzing trace with hash -1678115275, now seen corresponding path program 1 times [2021-03-26 10:09:53,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:53,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849729240] [2021-03-26 10:09:53,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:53,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:53,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:09:53,379 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 10:09:53,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 10:09:53,391 INFO L142 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size [2021-03-26 10:09:53,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 10:09:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:53,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849729240] [2021-03-26 10:09:53,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:53,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:09:53,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813030764] [2021-03-26 10:09:53,398 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:09:53,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:53,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:09:53,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:09:53,400 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 208 [2021-03-26 10:09:53,401 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 31 transitions, 74 flow. Second operand has 4 states, 4 states have (on average 164.25) internal successors, (657), 4 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:53,401 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:53,401 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 208 [2021-03-26 10:09:53,401 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:53,552 INFO L129 PetriNetUnfolder]: 450/957 cut-off events. [2021-03-26 10:09:53,552 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-26 10:09:53,554 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1671 conditions, 957 events. 450/957 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 6154 event pairs, 87 based on Foata normal form. 0/886 useless extension candidates. Maximal degree in co-relation 1659. Up to 263 conditions per place. [2021-03-26 10:09:53,558 INFO L132 encePairwiseOnDemand]: 198/208 looper letters, 9 selfloop transitions, 8 changer transitions 16/53 dead transitions. [2021-03-26 10:09:53,558 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 53 transitions, 184 flow [2021-03-26 10:09:53,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 10:09:53,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 10:09:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 849 transitions. [2021-03-26 10:09:53,561 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8163461538461538 [2021-03-26 10:09:53,561 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 849 transitions. [2021-03-26 10:09:53,561 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 849 transitions. [2021-03-26 10:09:53,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:53,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 849 transitions. [2021-03-26 10:09:53,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 169.8) internal successors, (849), 5 states have internal predecessors, (849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:53,566 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 208.0) internal successors, (1248), 6 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:53,567 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 208.0) internal successors, (1248), 6 states have internal predecessors, (1248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:53,567 INFO L185 Difference]: Start difference. First operand has 42 places, 31 transitions, 74 flow. Second operand 5 states and 849 transitions. [2021-03-26 10:09:53,567 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 53 transitions, 184 flow [2021-03-26 10:09:53,568 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 53 transitions, 180 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-26 10:09:53,569 INFO L241 Difference]: Finished difference. Result has 48 places, 37 transitions, 144 flow [2021-03-26 10:09:53,569 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=70, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=144, PETRI_PLACES=48, PETRI_TRANSITIONS=37} [2021-03-26 10:09:53,570 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, -12 predicate places. [2021-03-26 10:09:53,570 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:53,570 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 37 transitions, 144 flow [2021-03-26 10:09:53,571 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 37 transitions, 144 flow [2021-03-26 10:09:53,571 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 37 transitions, 144 flow [2021-03-26 10:09:53,632 INFO L129 PetriNetUnfolder]: 241/638 cut-off events. [2021-03-26 10:09:53,633 INFO L130 PetriNetUnfolder]: For 208/224 co-relation queries the response was YES. [2021-03-26 10:09:53,634 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1405 conditions, 638 events. 241/638 cut-off events. For 208/224 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 4412 event pairs, 83 based on Foata normal form. 0/622 useless extension candidates. Maximal degree in co-relation 1392. Up to 263 conditions per place. [2021-03-26 10:09:53,640 INFO L142 LiptonReduction]: Number of co-enabled transitions 522 [2021-03-26 10:09:54,620 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-26 10:09:54,781 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 10:09:55,160 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-03-26 10:09:55,326 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2021-03-26 10:09:55,382 INFO L154 LiptonReduction]: Checked pairs total: 1020 [2021-03-26 10:09:55,382 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 10:09:55,382 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1812 [2021-03-26 10:09:55,383 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 35 transitions, 140 flow [2021-03-26 10:09:55,383 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 164.25) internal successors, (657), 4 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:55,384 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:55,384 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:09:55,384 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-26 10:09:55,384 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:55,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:55,384 INFO L82 PathProgramCache]: Analyzing trace with hash -180059779, now seen corresponding path program 1 times [2021-03-26 10:09:55,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:55,385 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872007627] [2021-03-26 10:09:55,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:55,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:55,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:09:55,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:55,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:55,443 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 10:09:55,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 10:09:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:55,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872007627] [2021-03-26 10:09:55,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:55,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:09:55,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743365670] [2021-03-26 10:09:55,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:09:55,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:55,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:09:55,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:09:55,458 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 210 [2021-03-26 10:09:55,459 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 35 transitions, 140 flow. Second operand has 4 states, 4 states have (on average 168.0) internal successors, (672), 4 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:55,459 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:55,459 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 210 [2021-03-26 10:09:55,459 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:55,544 INFO L129 PetriNetUnfolder]: 223/570 cut-off events. [2021-03-26 10:09:55,545 INFO L130 PetriNetUnfolder]: For 218/468 co-relation queries the response was YES. [2021-03-26 10:09:55,546 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1663 conditions, 570 events. 223/570 cut-off events. For 218/468 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 3568 event pairs, 24 based on Foata normal form. 3/559 useless extension candidates. Maximal degree in co-relation 1650. Up to 247 conditions per place. [2021-03-26 10:09:55,549 INFO L132 encePairwiseOnDemand]: 201/210 looper letters, 13 selfloop transitions, 12 changer transitions 0/44 dead transitions. [2021-03-26 10:09:55,549 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 44 transitions, 244 flow [2021-03-26 10:09:55,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:09:55,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:09:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 690 transitions. [2021-03-26 10:09:55,552 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8214285714285714 [2021-03-26 10:09:55,552 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 690 transitions. [2021-03-26 10:09:55,552 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 690 transitions. [2021-03-26 10:09:55,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:55,552 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 690 transitions. [2021-03-26 10:09:55,554 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 172.5) internal successors, (690), 4 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:55,555 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:55,556 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:55,556 INFO L185 Difference]: Start difference. First operand has 43 places, 35 transitions, 140 flow. Second operand 4 states and 690 transitions. [2021-03-26 10:09:55,556 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 44 transitions, 244 flow [2021-03-26 10:09:55,560 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 44 transitions, 196 flow, removed 11 selfloop flow, removed 4 redundant places. [2021-03-26 10:09:55,561 INFO L241 Difference]: Finished difference. Result has 45 places, 42 transitions, 198 flow [2021-03-26 10:09:55,561 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=110, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=198, PETRI_PLACES=45, PETRI_TRANSITIONS=42} [2021-03-26 10:09:55,562 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, -15 predicate places. [2021-03-26 10:09:55,562 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:55,562 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 45 places, 42 transitions, 198 flow [2021-03-26 10:09:55,562 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 45 places, 42 transitions, 198 flow [2021-03-26 10:09:55,563 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 42 transitions, 198 flow [2021-03-26 10:09:55,618 INFO L129 PetriNetUnfolder]: 223/598 cut-off events. [2021-03-26 10:09:55,618 INFO L130 PetriNetUnfolder]: For 406/450 co-relation queries the response was YES. [2021-03-26 10:09:55,620 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1411 conditions, 598 events. 223/598 cut-off events. For 406/450 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 4021 event pairs, 69 based on Foata normal form. 0/587 useless extension candidates. Maximal degree in co-relation 1399. Up to 247 conditions per place. [2021-03-26 10:09:55,625 INFO L142 LiptonReduction]: Number of co-enabled transitions 620 [2021-03-26 10:09:55,825 INFO L154 LiptonReduction]: Checked pairs total: 573 [2021-03-26 10:09:55,826 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:09:55,826 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 264 [2021-03-26 10:09:55,829 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 42 transitions, 198 flow [2021-03-26 10:09:55,830 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 168.0) internal successors, (672), 4 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:55,830 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:55,830 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:09:55,837 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 10:09:55,838 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:55,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:55,838 INFO L82 PathProgramCache]: Analyzing trace with hash 358777552, now seen corresponding path program 1 times [2021-03-26 10:09:55,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:55,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632632865] [2021-03-26 10:09:55,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:55,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:55,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:55,916 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 10:09:55,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 10:09:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:55,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632632865] [2021-03-26 10:09:55,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:55,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 10:09:55,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731951459] [2021-03-26 10:09:55,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:09:55,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:55,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:09:55,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:09:55,930 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 210 [2021-03-26 10:09:55,931 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 42 transitions, 198 flow. Second operand has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:55,931 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:55,931 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 210 [2021-03-26 10:09:55,931 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:56,019 INFO L129 PetriNetUnfolder]: 194/529 cut-off events. [2021-03-26 10:09:56,019 INFO L130 PetriNetUnfolder]: For 416/785 co-relation queries the response was YES. [2021-03-26 10:09:56,020 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1587 conditions, 529 events. 194/529 cut-off events. For 416/785 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 3384 event pairs, 44 based on Foata normal form. 17/536 useless extension candidates. Maximal degree in co-relation 1573. Up to 221 conditions per place. [2021-03-26 10:09:56,023 INFO L132 encePairwiseOnDemand]: 201/210 looper letters, 18 selfloop transitions, 18 changer transitions 0/55 dead transitions. [2021-03-26 10:09:56,023 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 55 transitions, 356 flow [2021-03-26 10:09:56,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:09:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:09:56,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 691 transitions. [2021-03-26 10:09:56,026 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8226190476190476 [2021-03-26 10:09:56,026 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 691 transitions. [2021-03-26 10:09:56,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 691 transitions. [2021-03-26 10:09:56,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:56,026 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 691 transitions. [2021-03-26 10:09:56,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 172.75) internal successors, (691), 4 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,029 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,030 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,030 INFO L185 Difference]: Start difference. First operand has 45 places, 42 transitions, 198 flow. Second operand 4 states and 691 transitions. [2021-03-26 10:09:56,030 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 55 transitions, 356 flow [2021-03-26 10:09:56,033 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 55 transitions, 356 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 10:09:56,035 INFO L241 Difference]: Finished difference. Result has 51 places, 52 transitions, 356 flow [2021-03-26 10:09:56,035 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=198, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=27, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=356, PETRI_PLACES=51, PETRI_TRANSITIONS=52} [2021-03-26 10:09:56,035 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, -9 predicate places. [2021-03-26 10:09:56,035 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:56,035 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 52 transitions, 356 flow [2021-03-26 10:09:56,035 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 52 transitions, 356 flow [2021-03-26 10:09:56,036 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 52 transitions, 356 flow [2021-03-26 10:09:56,089 INFO L129 PetriNetUnfolder]: 194/533 cut-off events. [2021-03-26 10:09:56,089 INFO L130 PetriNetUnfolder]: For 885/948 co-relation queries the response was YES. [2021-03-26 10:09:56,091 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1648 conditions, 533 events. 194/533 cut-off events. For 885/948 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 3477 event pairs, 32 based on Foata normal form. 0/525 useless extension candidates. Maximal degree in co-relation 1631. Up to 221 conditions per place. [2021-03-26 10:09:56,096 INFO L142 LiptonReduction]: Number of co-enabled transitions 740 [2021-03-26 10:09:56,151 INFO L154 LiptonReduction]: Checked pairs total: 686 [2021-03-26 10:09:56,151 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:09:56,151 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 116 [2021-03-26 10:09:56,153 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 52 transitions, 356 flow [2021-03-26 10:09:56,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 167.75) internal successors, (671), 4 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,154 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:56,154 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:09:56,154 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 10:09:56,154 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:56,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:56,155 INFO L82 PathProgramCache]: Analyzing trace with hash -1781770789, now seen corresponding path program 1 times [2021-03-26 10:09:56,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:56,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427066491] [2021-03-26 10:09:56,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:56,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:56,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:56,230 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 10:09:56,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 10:09:56,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:56,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427066491] [2021-03-26 10:09:56,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:56,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-26 10:09:56,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498723962] [2021-03-26 10:09:56,241 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:09:56,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:56,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:09:56,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:09:56,242 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 210 [2021-03-26 10:09:56,242 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 52 transitions, 356 flow. Second operand has 4 states, 4 states have (on average 168.0) internal successors, (672), 4 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,243 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:56,243 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 210 [2021-03-26 10:09:56,243 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:56,321 INFO L129 PetriNetUnfolder]: 152/418 cut-off events. [2021-03-26 10:09:56,321 INFO L130 PetriNetUnfolder]: For 1022/1478 co-relation queries the response was YES. [2021-03-26 10:09:56,322 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1598 conditions, 418 events. 152/418 cut-off events. For 1022/1478 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 2428 event pairs, 15 based on Foata normal form. 15/424 useless extension candidates. Maximal degree in co-relation 1579. Up to 171 conditions per place. [2021-03-26 10:09:56,325 INFO L132 encePairwiseOnDemand]: 202/210 looper letters, 33 selfloop transitions, 13 changer transitions 0/65 dead transitions. [2021-03-26 10:09:56,325 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 65 transitions, 568 flow [2021-03-26 10:09:56,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:09:56,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:09:56,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 687 transitions. [2021-03-26 10:09:56,327 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8178571428571428 [2021-03-26 10:09:56,327 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 687 transitions. [2021-03-26 10:09:56,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 687 transitions. [2021-03-26 10:09:56,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:56,328 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 687 transitions. [2021-03-26 10:09:56,329 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 171.75) internal successors, (687), 4 states have internal predecessors, (687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,330 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,332 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,332 INFO L185 Difference]: Start difference. First operand has 51 places, 52 transitions, 356 flow. Second operand 4 states and 687 transitions. [2021-03-26 10:09:56,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 65 transitions, 568 flow [2021-03-26 10:09:56,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 65 transitions, 568 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 10:09:56,338 INFO L241 Difference]: Finished difference. Result has 57 places, 59 transitions, 506 flow [2021-03-26 10:09:56,339 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=356, PETRI_DIFFERENCE_MINUEND_PLACES=51, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=506, PETRI_PLACES=57, PETRI_TRANSITIONS=59} [2021-03-26 10:09:56,339 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, -3 predicate places. [2021-03-26 10:09:56,339 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:56,339 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 59 transitions, 506 flow [2021-03-26 10:09:56,339 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 59 transitions, 506 flow [2021-03-26 10:09:56,340 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 59 transitions, 506 flow [2021-03-26 10:09:56,386 INFO L129 PetriNetUnfolder]: 152/442 cut-off events. [2021-03-26 10:09:56,387 INFO L130 PetriNetUnfolder]: For 1222/1257 co-relation queries the response was YES. [2021-03-26 10:09:56,388 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1601 conditions, 442 events. 152/442 cut-off events. For 1222/1257 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2784 event pairs, 26 based on Foata normal form. 0/435 useless extension candidates. Maximal degree in co-relation 1579. Up to 171 conditions per place. [2021-03-26 10:09:56,393 INFO L142 LiptonReduction]: Number of co-enabled transitions 824 [2021-03-26 10:09:56,428 INFO L154 LiptonReduction]: Checked pairs total: 973 [2021-03-26 10:09:56,428 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:09:56,428 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 89 [2021-03-26 10:09:56,430 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 59 transitions, 506 flow [2021-03-26 10:09:56,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 168.0) internal successors, (672), 4 states have internal predecessors, (672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,431 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:56,431 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:09:56,431 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 10:09:56,431 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:56,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:56,432 INFO L82 PathProgramCache]: Analyzing trace with hash -928504955, now seen corresponding path program 1 times [2021-03-26 10:09:56,432 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:56,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827518308] [2021-03-26 10:09:56,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:56,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:56,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:56,518 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 10:09:56,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:09:56,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:56,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:09:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:56,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827518308] [2021-03-26 10:09:56,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:56,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:09:56,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570907747] [2021-03-26 10:09:56,528 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:09:56,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:56,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:09:56,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:09:56,530 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 210 [2021-03-26 10:09:56,530 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 59 transitions, 506 flow. Second operand has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,530 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:56,530 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 210 [2021-03-26 10:09:56,530 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:56,758 INFO L129 PetriNetUnfolder]: 801/1665 cut-off events. [2021-03-26 10:09:56,758 INFO L130 PetriNetUnfolder]: For 2073/2235 co-relation queries the response was YES. [2021-03-26 10:09:56,768 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4436 conditions, 1665 events. 801/1665 cut-off events. For 2073/2235 co-relation queries the response was YES. Maximal size of possible extension queue 284. Compared 12978 event pairs, 333 based on Foata normal form. 138/1649 useless extension candidates. Maximal degree in co-relation 4412. Up to 940 conditions per place. [2021-03-26 10:09:56,777 INFO L132 encePairwiseOnDemand]: 203/210 looper letters, 10 selfloop transitions, 10 changer transitions 0/72 dead transitions. [2021-03-26 10:09:56,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 72 transitions, 572 flow [2021-03-26 10:09:56,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 10:09:56,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 10:09:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 912 transitions. [2021-03-26 10:09:56,780 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8685714285714285 [2021-03-26 10:09:56,780 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 912 transitions. [2021-03-26 10:09:56,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 912 transitions. [2021-03-26 10:09:56,781 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:56,781 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 912 transitions. [2021-03-26 10:09:56,782 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 182.4) internal successors, (912), 5 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,784 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,784 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 210.0) internal successors, (1260), 6 states have internal predecessors, (1260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:56,784 INFO L185 Difference]: Start difference. First operand has 57 places, 59 transitions, 506 flow. Second operand 5 states and 912 transitions. [2021-03-26 10:09:56,784 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 72 transitions, 572 flow [2021-03-26 10:09:56,794 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 72 transitions, 568 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 10:09:56,796 INFO L241 Difference]: Finished difference. Result has 63 places, 68 transitions, 577 flow [2021-03-26 10:09:56,796 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=577, PETRI_PLACES=63, PETRI_TRANSITIONS=68} [2021-03-26 10:09:56,796 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 3 predicate places. [2021-03-26 10:09:56,796 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:56,796 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 63 places, 68 transitions, 577 flow [2021-03-26 10:09:56,797 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 63 places, 68 transitions, 577 flow [2021-03-26 10:09:56,797 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 68 transitions, 577 flow [2021-03-26 10:09:56,995 INFO L129 PetriNetUnfolder]: 819/1688 cut-off events. [2021-03-26 10:09:56,995 INFO L130 PetriNetUnfolder]: For 2394/2737 co-relation queries the response was YES. [2021-03-26 10:09:57,005 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5469 conditions, 1688 events. 819/1688 cut-off events. For 2394/2737 co-relation queries the response was YES. Maximal size of possible extension queue 263. Compared 13067 event pairs, 320 based on Foata normal form. 17/1539 useless extension candidates. Maximal degree in co-relation 5443. Up to 1051 conditions per place. [2021-03-26 10:09:57,024 INFO L142 LiptonReduction]: Number of co-enabled transitions 1246 [2021-03-26 10:09:57,609 INFO L154 LiptonReduction]: Checked pairs total: 1959 [2021-03-26 10:09:57,609 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 10:09:57,609 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 813 [2021-03-26 10:09:57,610 INFO L480 AbstractCegarLoop]: Abstraction has has 63 places, 67 transitions, 571 flow [2021-03-26 10:09:57,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 178.75) internal successors, (715), 4 states have internal predecessors, (715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:57,610 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:57,610 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:09:57,610 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-26 10:09:57,610 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:57,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:57,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1936621308, now seen corresponding path program 1 times [2021-03-26 10:09:57,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:57,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371825891] [2021-03-26 10:09:57,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:57,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:57,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:09:57,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:57,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:57,650 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-03-26 10:09:57,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 10:09:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:57,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371825891] [2021-03-26 10:09:57,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:57,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:09:57,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615824833] [2021-03-26 10:09:57,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:09:57,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:57,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:09:57,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:09:57,663 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 210 [2021-03-26 10:09:57,663 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 63 places, 67 transitions, 571 flow. Second operand has 4 states, 4 states have (on average 168.25) internal successors, (673), 4 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:57,664 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:57,664 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 210 [2021-03-26 10:09:57,664 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:57,920 INFO L129 PetriNetUnfolder]: 949/1903 cut-off events. [2021-03-26 10:09:57,921 INFO L130 PetriNetUnfolder]: For 4082/5198 co-relation queries the response was YES. [2021-03-26 10:09:57,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6500 conditions, 1903 events. 949/1903 cut-off events. For 4082/5198 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 14676 event pairs, 446 based on Foata normal form. 91/1785 useless extension candidates. Maximal degree in co-relation 6472. Up to 1203 conditions per place. [2021-03-26 10:09:57,940 INFO L132 encePairwiseOnDemand]: 201/210 looper letters, 20 selfloop transitions, 28 changer transitions 6/77 dead transitions. [2021-03-26 10:09:57,940 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 77 transitions, 807 flow [2021-03-26 10:09:57,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:09:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:09:57,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 691 transitions. [2021-03-26 10:09:57,943 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8226190476190476 [2021-03-26 10:09:57,943 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 691 transitions. [2021-03-26 10:09:57,943 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 691 transitions. [2021-03-26 10:09:57,943 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:57,943 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 691 transitions. [2021-03-26 10:09:57,944 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 172.75) internal successors, (691), 4 states have internal predecessors, (691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:57,946 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:57,946 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 210.0) internal successors, (1050), 5 states have internal predecessors, (1050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:57,946 INFO L185 Difference]: Start difference. First operand has 63 places, 67 transitions, 571 flow. Second operand 4 states and 691 transitions. [2021-03-26 10:09:57,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 77 transitions, 807 flow [2021-03-26 10:09:57,970 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 77 transitions, 800 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-26 10:09:57,971 INFO L241 Difference]: Finished difference. Result has 65 places, 67 transitions, 735 flow [2021-03-26 10:09:57,972 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=540, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=735, PETRI_PLACES=65, PETRI_TRANSITIONS=67} [2021-03-26 10:09:57,972 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 5 predicate places. [2021-03-26 10:09:57,972 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:57,972 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 67 transitions, 735 flow [2021-03-26 10:09:57,972 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 67 transitions, 735 flow [2021-03-26 10:09:57,973 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 67 transitions, 735 flow [2021-03-26 10:09:58,168 INFO L129 PetriNetUnfolder]: 960/1913 cut-off events. [2021-03-26 10:09:58,169 INFO L130 PetriNetUnfolder]: For 3785/4021 co-relation queries the response was YES. [2021-03-26 10:09:58,180 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6197 conditions, 1913 events. 960/1913 cut-off events. For 3785/4021 co-relation queries the response was YES. Maximal size of possible extension queue 300. Compared 15148 event pairs, 453 based on Foata normal form. 4/1744 useless extension candidates. Maximal degree in co-relation 6168. Up to 1241 conditions per place. [2021-03-26 10:09:58,248 INFO L142 LiptonReduction]: Number of co-enabled transitions 1036 [2021-03-26 10:09:58,679 INFO L154 LiptonReduction]: Checked pairs total: 920 [2021-03-26 10:09:58,679 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:09:58,679 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 707 [2021-03-26 10:09:58,681 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 67 transitions, 735 flow [2021-03-26 10:09:58,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 168.25) internal successors, (673), 4 states have internal predecessors, (673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:58,682 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:09:58,682 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 10:09:58,682 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-26 10:09:58,682 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:09:58,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:09:58,683 INFO L82 PathProgramCache]: Analyzing trace with hash -360552085, now seen corresponding path program 1 times [2021-03-26 10:09:58,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:09:58,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650036747] [2021-03-26 10:09:58,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:09:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:09:58,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:58,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:58,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:58,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:09:58,772 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 10:09:58,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:09:58,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:09:58,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:09:58,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:09:58,781 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650036747] [2021-03-26 10:09:58,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:09:58,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-26 10:09:58,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105102266] [2021-03-26 10:09:58,782 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 10:09:58,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:09:58,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 10:09:58,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-26 10:09:58,784 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 210 [2021-03-26 10:09:58,784 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 67 transitions, 735 flow. Second operand has 5 states, 5 states have (on average 178.8) internal successors, (894), 5 states have internal predecessors, (894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:58,785 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:09:58,785 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 210 [2021-03-26 10:09:58,785 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:09:59,062 INFO L129 PetriNetUnfolder]: 674/1529 cut-off events. [2021-03-26 10:09:59,062 INFO L130 PetriNetUnfolder]: For 3152/4087 co-relation queries the response was YES. [2021-03-26 10:09:59,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6086 conditions, 1529 events. 674/1529 cut-off events. For 3152/4087 co-relation queries the response was YES. Maximal size of possible extension queue 230. Compared 12009 event pairs, 131 based on Foata normal form. 342/1790 useless extension candidates. Maximal degree in co-relation 6055. Up to 1053 conditions per place. [2021-03-26 10:09:59,081 INFO L132 encePairwiseOnDemand]: 203/210 looper letters, 10 selfloop transitions, 14 changer transitions 0/80 dead transitions. [2021-03-26 10:09:59,081 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 80 transitions, 859 flow [2021-03-26 10:09:59,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 10:09:59,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 10:09:59,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1094 transitions. [2021-03-26 10:09:59,084 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8682539682539683 [2021-03-26 10:09:59,084 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1094 transitions. [2021-03-26 10:09:59,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1094 transitions. [2021-03-26 10:09:59,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:09:59,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1094 transitions. [2021-03-26 10:09:59,087 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 182.33333333333334) internal successors, (1094), 6 states have internal predecessors, (1094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:59,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 210.0) internal successors, (1470), 7 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:59,091 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 210.0) internal successors, (1470), 7 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:09:59,091 INFO L185 Difference]: Start difference. First operand has 65 places, 67 transitions, 735 flow. Second operand 6 states and 1094 transitions. [2021-03-26 10:09:59,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 70 places, 80 transitions, 859 flow [2021-03-26 10:09:59,100 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 69 places, 80 transitions, 827 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-03-26 10:09:59,101 INFO L241 Difference]: Finished difference. Result has 72 places, 76 transitions, 823 flow [2021-03-26 10:09:59,102 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=823, PETRI_PLACES=72, PETRI_TRANSITIONS=76} [2021-03-26 10:09:59,102 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 12 predicate places. [2021-03-26 10:09:59,102 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:09:59,102 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 76 transitions, 823 flow [2021-03-26 10:09:59,102 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 76 transitions, 823 flow [2021-03-26 10:09:59,103 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 76 transitions, 823 flow [2021-03-26 10:09:59,252 INFO L129 PetriNetUnfolder]: 678/1561 cut-off events. [2021-03-26 10:09:59,252 INFO L130 PetriNetUnfolder]: For 5306/5963 co-relation queries the response was YES. [2021-03-26 10:09:59,263 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7136 conditions, 1561 events. 678/1561 cut-off events. For 5306/5963 co-relation queries the response was YES. Maximal size of possible extension queue 216. Compared 12619 event pairs, 112 based on Foata normal form. 54/1546 useless extension candidates. Maximal degree in co-relation 7103. Up to 1074 conditions per place. [2021-03-26 10:09:59,283 INFO L142 LiptonReduction]: Number of co-enabled transitions 1438 [2021-03-26 10:10:00,332 INFO L154 LiptonReduction]: Checked pairs total: 2909 [2021-03-26 10:10:00,332 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 10:10:00,332 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1230 [2021-03-26 10:10:00,333 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 75 transitions, 815 flow [2021-03-26 10:10:00,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 178.8) internal successors, (894), 5 states have internal predecessors, (894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:00,333 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:10:00,334 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] [2021-03-26 10:10:00,334 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-26 10:10:00,334 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:10:00,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:10:00,334 INFO L82 PathProgramCache]: Analyzing trace with hash 2010330484, now seen corresponding path program 1 times [2021-03-26 10:10:00,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:10:00,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211407863] [2021-03-26 10:10:00,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:10:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:10:00,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:00,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:00,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:00,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:00,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:00,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:00,419 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 10:10:00,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:10:00,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:00,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:10:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:10:00,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211407863] [2021-03-26 10:10:00,431 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:10:00,431 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-26 10:10:00,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414028673] [2021-03-26 10:10:00,431 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 10:10:00,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:10:00,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 10:10:00,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-26 10:10:00,432 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 210 [2021-03-26 10:10:00,433 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 75 transitions, 815 flow. Second operand has 6 states, 6 states have (on average 178.83333333333334) internal successors, (1073), 6 states have internal predecessors, (1073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:00,433 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:10:00,433 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 210 [2021-03-26 10:10:00,433 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:10:00,627 INFO L129 PetriNetUnfolder]: 369/929 cut-off events. [2021-03-26 10:10:00,628 INFO L130 PetriNetUnfolder]: For 3784/4542 co-relation queries the response was YES. [2021-03-26 10:10:00,634 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4828 conditions, 929 events. 369/929 cut-off events. For 3784/4542 co-relation queries the response was YES. Maximal size of possible extension queue 114. Compared 6592 event pairs, 29 based on Foata normal form. 349/1238 useless extension candidates. Maximal degree in co-relation 4793. Up to 603 conditions per place. [2021-03-26 10:10:00,639 INFO L132 encePairwiseOnDemand]: 203/210 looper letters, 6 selfloop transitions, 18 changer transitions 4/84 dead transitions. [2021-03-26 10:10:00,639 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 84 transitions, 957 flow [2021-03-26 10:10:00,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:10:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:10:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1276 transitions. [2021-03-26 10:10:00,642 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8680272108843538 [2021-03-26 10:10:00,642 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1276 transitions. [2021-03-26 10:10:00,642 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1276 transitions. [2021-03-26 10:10:00,643 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:10:00,643 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1276 transitions. [2021-03-26 10:10:00,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 182.28571428571428) internal successors, (1276), 7 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:00,647 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:00,648 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 210.0) internal successors, (1680), 8 states have internal predecessors, (1680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:00,648 INFO L185 Difference]: Start difference. First operand has 72 places, 75 transitions, 815 flow. Second operand 7 states and 1276 transitions. [2021-03-26 10:10:00,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 84 transitions, 957 flow [2021-03-26 10:10:00,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 84 transitions, 895 flow, removed 26 selfloop flow, removed 4 redundant places. [2021-03-26 10:10:00,666 INFO L241 Difference]: Finished difference. Result has 75 places, 80 transitions, 875 flow [2021-03-26 10:10:00,666 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=737, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=875, PETRI_PLACES=75, PETRI_TRANSITIONS=80} [2021-03-26 10:10:00,667 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 15 predicate places. [2021-03-26 10:10:00,667 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:10:00,667 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 75 places, 80 transitions, 875 flow [2021-03-26 10:10:00,667 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 75 places, 80 transitions, 875 flow [2021-03-26 10:10:00,668 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 75 places, 80 transitions, 875 flow [2021-03-26 10:10:00,831 INFO L129 PetriNetUnfolder]: 360/930 cut-off events. [2021-03-26 10:10:00,831 INFO L130 PetriNetUnfolder]: For 3098/3176 co-relation queries the response was YES. [2021-03-26 10:10:00,836 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4297 conditions, 930 events. 360/930 cut-off events. For 3098/3176 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 6843 event pairs, 21 based on Foata normal form. 1/898 useless extension candidates. Maximal degree in co-relation 4263. Up to 529 conditions per place. [2021-03-26 10:10:00,848 INFO L142 LiptonReduction]: Number of co-enabled transitions 1338 [2021-03-26 10:10:01,121 INFO L154 LiptonReduction]: Checked pairs total: 3282 [2021-03-26 10:10:01,121 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 10:10:01,121 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 454 [2021-03-26 10:10:01,121 INFO L480 AbstractCegarLoop]: Abstraction has has 75 places, 79 transitions, 865 flow [2021-03-26 10:10:01,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 178.83333333333334) internal successors, (1073), 6 states have internal predecessors, (1073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:01,122 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:10:01,122 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] [2021-03-26 10:10:01,122 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-26 10:10:01,122 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:10:01,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:10:01,123 INFO L82 PathProgramCache]: Analyzing trace with hash -975914772, now seen corresponding path program 1 times [2021-03-26 10:10:01,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:10:01,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252440415] [2021-03-26 10:10:01,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:10:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:10:01,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:01,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:01,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:01,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:01,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:01,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:01,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:01,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:01,267 INFO L142 QuantifierPusher]: treesize reduction 11, result has 54.2 percent of original size [2021-03-26 10:10:01,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 10:10:01,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:01,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:10:01,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:10:01,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252440415] [2021-03-26 10:10:01,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:10:01,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 10:10:01,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270494055] [2021-03-26 10:10:01,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 10:10:01,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:10:01,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 10:10:01,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-26 10:10:01,279 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 178 out of 210 [2021-03-26 10:10:01,280 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 79 transitions, 865 flow. Second operand has 7 states, 7 states have (on average 178.85714285714286) internal successors, (1252), 7 states have internal predecessors, (1252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:01,280 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:10:01,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 178 of 210 [2021-03-26 10:10:01,280 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:10:01,432 INFO L129 PetriNetUnfolder]: 270/671 cut-off events. [2021-03-26 10:10:01,432 INFO L130 PetriNetUnfolder]: For 2921/3342 co-relation queries the response was YES. [2021-03-26 10:10:01,437 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3369 conditions, 671 events. 270/671 cut-off events. For 2921/3342 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 4395 event pairs, 18 based on Foata normal form. 183/820 useless extension candidates. Maximal degree in co-relation 3333. Up to 325 conditions per place. [2021-03-26 10:10:01,439 INFO L132 encePairwiseOnDemand]: 203/210 looper letters, 2 selfloop transitions, 18 changer transitions 10/80 dead transitions. [2021-03-26 10:10:01,439 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 80 transitions, 913 flow [2021-03-26 10:10:01,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-26 10:10:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-26 10:10:01,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1450 transitions. [2021-03-26 10:10:01,443 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8630952380952381 [2021-03-26 10:10:01,443 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1450 transitions. [2021-03-26 10:10:01,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1450 transitions. [2021-03-26 10:10:01,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:10:01,444 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1450 transitions. [2021-03-26 10:10:01,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 181.25) internal successors, (1450), 8 states have internal predecessors, (1450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:01,450 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 210.0) internal successors, (1890), 9 states have internal predecessors, (1890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:01,451 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 210.0) internal successors, (1890), 9 states have internal predecessors, (1890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:01,451 INFO L185 Difference]: Start difference. First operand has 75 places, 79 transitions, 865 flow. Second operand 8 states and 1450 transitions. [2021-03-26 10:10:01,451 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 80 transitions, 913 flow [2021-03-26 10:10:01,463 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 80 transitions, 861 flow, removed 17 selfloop flow, removed 5 redundant places. [2021-03-26 10:10:01,465 INFO L241 Difference]: Finished difference. Result has 78 places, 70 transitions, 731 flow [2021-03-26 10:10:01,466 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=210, PETRI_DIFFERENCE_MINUEND_FLOW=765, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=57, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=731, PETRI_PLACES=78, PETRI_TRANSITIONS=70} [2021-03-26 10:10:01,466 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 18 predicate places. [2021-03-26 10:10:01,466 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:10:01,466 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 70 transitions, 731 flow [2021-03-26 10:10:01,466 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 70 transitions, 731 flow [2021-03-26 10:10:01,467 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 77 places, 70 transitions, 731 flow [2021-03-26 10:10:01,508 INFO L129 PetriNetUnfolder]: 154/416 cut-off events. [2021-03-26 10:10:01,508 INFO L130 PetriNetUnfolder]: For 1310/1343 co-relation queries the response was YES. [2021-03-26 10:10:01,511 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1834 conditions, 416 events. 154/416 cut-off events. For 1310/1343 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 2510 event pairs, 9 based on Foata normal form. 1/405 useless extension candidates. Maximal degree in co-relation 1801. Up to 131 conditions per place. [2021-03-26 10:10:01,515 INFO L142 LiptonReduction]: Number of co-enabled transitions 844 [2021-03-26 10:10:01,880 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 10:10:02,038 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-26 10:10:02,173 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-03-26 10:10:02,434 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-26 10:10:02,595 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-26 10:10:02,613 INFO L154 LiptonReduction]: Checked pairs total: 3292 [2021-03-26 10:10:02,613 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 10:10:02,613 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1147 [2021-03-26 10:10:02,614 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 67 transitions, 715 flow [2021-03-26 10:10:02,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 178.85714285714286) internal successors, (1252), 7 states have internal predecessors, (1252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:02,614 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:10:02,615 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] [2021-03-26 10:10:02,615 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-26 10:10:02,615 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:10:02,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:10:02,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1351962610, now seen corresponding path program 1 times [2021-03-26 10:10:02,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:10:02,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403759027] [2021-03-26 10:10:02,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:10:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:10:02,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:02,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 10:10:02,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:02,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:02,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:02,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 10:10:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:10:02,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403759027] [2021-03-26 10:10:02,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:10:02,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 10:10:02,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617727560] [2021-03-26 10:10:02,674 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 10:10:02,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:10:02,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 10:10:02,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 10:10:02,675 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 212 [2021-03-26 10:10:02,675 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 67 transitions, 715 flow. Second operand has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:02,676 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:10:02,676 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 212 [2021-03-26 10:10:02,676 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:10:02,745 INFO L129 PetriNetUnfolder]: 210/534 cut-off events. [2021-03-26 10:10:02,745 INFO L130 PetriNetUnfolder]: For 2361/2572 co-relation queries the response was YES. [2021-03-26 10:10:02,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2314 conditions, 534 events. 210/534 cut-off events. For 2361/2572 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 3422 event pairs, 20 based on Foata normal form. 45/551 useless extension candidates. Maximal degree in co-relation 2280. Up to 160 conditions per place. [2021-03-26 10:10:02,750 INFO L132 encePairwiseOnDemand]: 209/212 looper letters, 3 selfloop transitions, 3 changer transitions 5/68 dead transitions. [2021-03-26 10:10:02,750 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 68 transitions, 733 flow [2021-03-26 10:10:02,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-26 10:10:02,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-26 10:10:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 726 transitions. [2021-03-26 10:10:02,752 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8561320754716981 [2021-03-26 10:10:02,752 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 726 transitions. [2021-03-26 10:10:02,752 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 726 transitions. [2021-03-26 10:10:02,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:10:02,752 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 726 transitions. [2021-03-26 10:10:02,754 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 181.5) internal successors, (726), 4 states have internal predecessors, (726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:02,755 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:02,755 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 212.0) internal successors, (1060), 5 states have internal predecessors, (1060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:02,755 INFO L185 Difference]: Start difference. First operand has 74 places, 67 transitions, 715 flow. Second operand 4 states and 726 transitions. [2021-03-26 10:10:02,755 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 68 transitions, 733 flow [2021-03-26 10:10:02,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 68 transitions, 658 flow, removed 19 selfloop flow, removed 9 redundant places. [2021-03-26 10:10:02,766 INFO L241 Difference]: Finished difference. Result has 70 places, 63 transitions, 590 flow [2021-03-26 10:10:02,766 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=590, PETRI_PLACES=70, PETRI_TRANSITIONS=63} [2021-03-26 10:10:02,767 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 10 predicate places. [2021-03-26 10:10:02,767 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:10:02,767 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 63 transitions, 590 flow [2021-03-26 10:10:02,767 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 63 transitions, 590 flow [2021-03-26 10:10:02,768 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 63 transitions, 590 flow [2021-03-26 10:10:02,833 INFO L129 PetriNetUnfolder]: 206/536 cut-off events. [2021-03-26 10:10:02,833 INFO L130 PetriNetUnfolder]: For 1432/1468 co-relation queries the response was YES. [2021-03-26 10:10:02,836 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1897 conditions, 536 events. 206/536 cut-off events. For 1432/1468 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 3612 event pairs, 12 based on Foata normal form. 20/528 useless extension candidates. Maximal degree in co-relation 1866. Up to 152 conditions per place. [2021-03-26 10:10:02,840 INFO L142 LiptonReduction]: Number of co-enabled transitions 754 [2021-03-26 10:10:03,010 INFO L154 LiptonReduction]: Checked pairs total: 1329 [2021-03-26 10:10:03,011 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 10:10:03,011 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 244 [2021-03-26 10:10:03,014 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 63 transitions, 602 flow [2021-03-26 10:10:03,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 181.0) internal successors, (724), 4 states have internal predecessors, (724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:03,014 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:10:03,014 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] [2021-03-26 10:10:03,014 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-26 10:10:03,014 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:10:03,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:10:03,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1583291765, now seen corresponding path program 1 times [2021-03-26 10:10:03,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:10:03,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340268298] [2021-03-26 10:10:03,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:10:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:10:03,122 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.3 percent of original size [2021-03-26 10:10:03,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 10:10:03,146 INFO L142 QuantifierPusher]: treesize reduction 7, result has 89.4 percent of original size [2021-03-26 10:10:03,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 10:10:03,196 INFO L142 QuantifierPusher]: treesize reduction 13, result has 71.1 percent of original size [2021-03-26 10:10:03,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 10:10:03,233 INFO L142 QuantifierPusher]: treesize reduction 17, result has 72.1 percent of original size [2021-03-26 10:10:03,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-26 10:10:03,266 INFO L142 QuantifierPusher]: treesize reduction 26, result has 55.2 percent of original size [2021-03-26 10:10:03,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-26 10:10:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 10:10:03,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 10:10:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:10:03,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340268298] [2021-03-26 10:10:03,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:10:03,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-26 10:10:03,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217942900] [2021-03-26 10:10:03,300 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 10:10:03,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:10:03,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 10:10:03,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-26 10:10:03,301 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 216 [2021-03-26 10:10:03,302 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 63 transitions, 602 flow. Second operand has 8 states, 8 states have (on average 159.0) internal successors, (1272), 8 states have internal predecessors, (1272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:03,302 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:10:03,302 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 216 [2021-03-26 10:10:03,302 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:10:03,765 INFO L129 PetriNetUnfolder]: 1130/2519 cut-off events. [2021-03-26 10:10:03,765 INFO L130 PetriNetUnfolder]: For 6771/7391 co-relation queries the response was YES. [2021-03-26 10:10:03,780 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7879 conditions, 2519 events. 1130/2519 cut-off events. For 6771/7391 co-relation queries the response was YES. Maximal size of possible extension queue 267. Compared 21057 event pairs, 114 based on Foata normal form. 144/2481 useless extension candidates. Maximal degree in co-relation 7846. Up to 672 conditions per place. [2021-03-26 10:10:03,784 INFO L132 encePairwiseOnDemand]: 209/216 looper letters, 14 selfloop transitions, 11 changer transitions 18/88 dead transitions. [2021-03-26 10:10:03,784 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 88 transitions, 826 flow [2021-03-26 10:10:03,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 10:10:03,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 10:10:03,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1134 transitions. [2021-03-26 10:10:03,787 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.75 [2021-03-26 10:10:03,787 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1134 transitions. [2021-03-26 10:10:03,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1134 transitions. [2021-03-26 10:10:03,788 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:10:03,788 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1134 transitions. [2021-03-26 10:10:03,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 162.0) internal successors, (1134), 7 states have internal predecessors, (1134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:03,793 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 216.0) internal successors, (1728), 8 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:03,793 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 216.0) internal successors, (1728), 8 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:03,793 INFO L185 Difference]: Start difference. First operand has 70 places, 63 transitions, 602 flow. Second operand 7 states and 1134 transitions. [2021-03-26 10:10:03,794 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 88 transitions, 826 flow [2021-03-26 10:10:03,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 75 places, 88 transitions, 821 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 10:10:03,873 INFO L241 Difference]: Finished difference. Result has 79 places, 63 transitions, 601 flow [2021-03-26 10:10:03,873 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=216, PETRI_DIFFERENCE_MINUEND_FLOW=597, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=55, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=601, PETRI_PLACES=79, PETRI_TRANSITIONS=63} [2021-03-26 10:10:03,874 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 19 predicate places. [2021-03-26 10:10:03,874 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:10:03,874 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 79 places, 63 transitions, 601 flow [2021-03-26 10:10:03,874 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 79 places, 63 transitions, 601 flow [2021-03-26 10:10:03,875 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 79 places, 63 transitions, 601 flow [2021-03-26 10:10:03,950 INFO L129 PetriNetUnfolder]: 379/876 cut-off events. [2021-03-26 10:10:03,951 INFO L130 PetriNetUnfolder]: For 2000/2097 co-relation queries the response was YES. [2021-03-26 10:10:03,956 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3016 conditions, 876 events. 379/876 cut-off events. For 2000/2097 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 6324 event pairs, 35 based on Foata normal form. 19/817 useless extension candidates. Maximal degree in co-relation 2980. Up to 290 conditions per place. [2021-03-26 10:10:03,964 INFO L142 LiptonReduction]: Number of co-enabled transitions 762 [2021-03-26 10:10:04,456 INFO L154 LiptonReduction]: Checked pairs total: 390 [2021-03-26 10:10:04,456 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 10:10:04,456 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 582 [2021-03-26 10:10:04,457 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 63 transitions, 609 flow [2021-03-26 10:10:04,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 159.0) internal successors, (1272), 8 states have internal predecessors, (1272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:04,457 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:10:04,457 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] [2021-03-26 10:10:04,458 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-26 10:10:04,458 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:10:04,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:10:04,458 INFO L82 PathProgramCache]: Analyzing trace with hash -692085095, now seen corresponding path program 2 times [2021-03-26 10:10:04,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:10:04,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256893783] [2021-03-26 10:10:04,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:10:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 10:10:04,644 INFO L142 QuantifierPusher]: treesize reduction 30, result has 34.8 percent of original size [2021-03-26 10:10:04,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 10:10:04,657 INFO L142 QuantifierPusher]: treesize reduction 39, result has 43.5 percent of original size [2021-03-26 10:10:04,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 10:10:04,679 INFO L142 QuantifierPusher]: treesize reduction 40, result has 60.8 percent of original size [2021-03-26 10:10:04,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-03-26 10:10:04,725 INFO L142 QuantifierPusher]: treesize reduction 40, result has 59.6 percent of original size [2021-03-26 10:10:04,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 10:10:04,760 INFO L142 QuantifierPusher]: treesize reduction 67, result has 39.1 percent of original size [2021-03-26 10:10:04,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 10:10:04,801 INFO L142 QuantifierPusher]: treesize reduction 41, result has 49.4 percent of original size [2021-03-26 10:10:04,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 10:10:04,832 INFO L142 QuantifierPusher]: treesize reduction 8, result has 33.3 percent of original size [2021-03-26 10:10:04,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-26 10:10:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 10:10:04,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256893783] [2021-03-26 10:10:04,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 10:10:04,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-26 10:10:04,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50197083] [2021-03-26 10:10:04,841 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 10:10:04,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 10:10:04,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 10:10:04,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-26 10:10:04,842 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 219 [2021-03-26 10:10:04,843 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 63 transitions, 609 flow. Second operand has 9 states, 9 states have (on average 159.88888888888889) internal successors, (1439), 9 states have internal predecessors, (1439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:04,843 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 10:10:04,844 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 219 [2021-03-26 10:10:04,844 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 10:10:05,214 INFO L129 PetriNetUnfolder]: 723/1583 cut-off events. [2021-03-26 10:10:05,214 INFO L130 PetriNetUnfolder]: For 4929/5607 co-relation queries the response was YES. [2021-03-26 10:10:05,225 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5499 conditions, 1583 events. 723/1583 cut-off events. For 4929/5607 co-relation queries the response was YES. Maximal size of possible extension queue 212. Compared 12205 event pairs, 24 based on Foata normal form. 119/1566 useless extension candidates. Maximal degree in co-relation 5461. Up to 505 conditions per place. [2021-03-26 10:10:05,233 INFO L132 encePairwiseOnDemand]: 211/219 looper letters, 24 selfloop transitions, 12 changer transitions 1/80 dead transitions. [2021-03-26 10:10:05,233 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 80 transitions, 840 flow [2021-03-26 10:10:05,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 10:10:05,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 10:10:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 977 transitions. [2021-03-26 10:10:05,236 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.743531202435312 [2021-03-26 10:10:05,236 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 977 transitions. [2021-03-26 10:10:05,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 977 transitions. [2021-03-26 10:10:05,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 10:10:05,237 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 977 transitions. [2021-03-26 10:10:05,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 162.83333333333334) internal successors, (977), 6 states have internal predecessors, (977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:05,252 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 219.0) internal successors, (1533), 7 states have internal predecessors, (1533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:05,253 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 219.0) internal successors, (1533), 7 states have internal predecessors, (1533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:05,253 INFO L185 Difference]: Start difference. First operand has 79 places, 63 transitions, 609 flow. Second operand 6 states and 977 transitions. [2021-03-26 10:10:05,254 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 84 places, 80 transitions, 840 flow [2021-03-26 10:10:05,298 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 80 transitions, 782 flow, removed 1 selfloop flow, removed 5 redundant places. [2021-03-26 10:10:05,300 INFO L241 Difference]: Finished difference. Result has 82 places, 68 transitions, 656 flow [2021-03-26 10:10:05,300 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=219, PETRI_DIFFERENCE_MINUEND_FLOW=557, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=656, PETRI_PLACES=82, PETRI_TRANSITIONS=68} [2021-03-26 10:10:05,300 INFO L343 CegarLoopForPetriNet]: 60 programPoint places, 22 predicate places. [2021-03-26 10:10:05,300 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 10:10:05,300 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 68 transitions, 656 flow [2021-03-26 10:10:05,300 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 68 transitions, 656 flow [2021-03-26 10:10:05,301 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 68 transitions, 656 flow [2021-03-26 10:10:05,398 INFO L129 PetriNetUnfolder]: 523/1173 cut-off events. [2021-03-26 10:10:05,399 INFO L130 PetriNetUnfolder]: For 2460/2551 co-relation queries the response was YES. [2021-03-26 10:10:05,404 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4010 conditions, 1173 events. 523/1173 cut-off events. For 2460/2551 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 8874 event pairs, 42 based on Foata normal form. 30/1108 useless extension candidates. Maximal degree in co-relation 3974. Up to 397 conditions per place. [2021-03-26 10:10:05,413 INFO L142 LiptonReduction]: Number of co-enabled transitions 826 [2021-03-26 10:10:05,868 INFO L154 LiptonReduction]: Checked pairs total: 195 [2021-03-26 10:10:05,869 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 10:10:05,869 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 569 [2021-03-26 10:10:05,869 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 68 transitions, 656 flow [2021-03-26 10:10:05,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 159.88888888888889) internal successors, (1439), 9 states have internal predecessors, (1439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 10:10:05,870 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 10:10:05,870 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] [2021-03-26 10:10:05,870 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-26 10:10:05,870 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-26 10:10:05,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 10:10:05,871 INFO L82 PathProgramCache]: Analyzing trace with hash 357286353, now seen corresponding path program 1 times [2021-03-26 10:10:05,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 10:10:05,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058801826] [2021-03-26 10:10:05,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 10:10:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 10:10:05,960 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 10:10:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-26 10:10:06,027 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-26 10:10:06,072 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-26 10:10:06,073 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-26 10:10:06,073 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-03-26 10:10:06,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 10:10:06 BasicIcfg [2021-03-26 10:10:06,194 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 10:10:06,195 INFO L168 Benchmark]: Toolchain (without parser) took 21758.23 ms. Allocated memory was 255.9 MB in the beginning and 843.1 MB in the end (delta: 587.2 MB). Free memory was 234.4 MB in the beginning and 729.4 MB in the end (delta: -495.0 MB). Peak memory consumption was 92.7 MB. Max. memory is 16.0 GB. [2021-03-26 10:10:06,195 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 10:10:06,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.00 ms. Allocated memory was 255.9 MB in the beginning and 364.9 MB in the end (delta: 109.1 MB). Free memory was 234.4 MB in the beginning and 322.7 MB in the end (delta: -88.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-03-26 10:10:06,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.95 ms. Allocated memory is still 364.9 MB. Free memory was 322.7 MB in the beginning and 320.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-26 10:10:06,196 INFO L168 Benchmark]: Boogie Preprocessor took 46.93 ms. Allocated memory is still 364.9 MB. Free memory was 320.2 MB in the beginning and 318.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 10:10:06,196 INFO L168 Benchmark]: RCFGBuilder took 1963.87 ms. Allocated memory was 364.9 MB in the beginning and 444.6 MB in the end (delta: 79.7 MB). Free memory was 317.7 MB in the beginning and 386.4 MB in the end (delta: -68.7 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.0 GB. [2021-03-26 10:10:06,196 INFO L168 Benchmark]: TraceAbstraction took 19161.61 ms. Allocated memory was 444.6 MB in the beginning and 843.1 MB in the end (delta: 398.5 MB). Free memory was 386.4 MB in the beginning and 729.4 MB in the end (delta: -343.0 MB). Peak memory consumption was 56.5 MB. Max. memory is 16.0 GB. [2021-03-26 10:10:06,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 536.00 ms. Allocated memory was 255.9 MB in the beginning and 364.9 MB in the end (delta: 109.1 MB). Free memory was 234.4 MB in the beginning and 322.7 MB in the end (delta: -88.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 43.95 ms. Allocated memory is still 364.9 MB. Free memory was 322.7 MB in the beginning and 320.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 46.93 ms. Allocated memory is still 364.9 MB. Free memory was 320.2 MB in the beginning and 318.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1963.87 ms. Allocated memory was 364.9 MB in the beginning and 444.6 MB in the end (delta: 79.7 MB). Free memory was 317.7 MB in the beginning and 386.4 MB in the end (delta: -68.7 MB). Peak memory consumption was 62.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 19161.61 ms. Allocated memory was 444.6 MB in the beginning and 843.1 MB in the end (delta: 398.5 MB). Free memory was 386.4 MB in the beginning and 729.4 MB in the end (delta: -343.0 MB). Peak memory consumption was 56.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3410.8ms, 126 PlacesBefore, 60 PlacesAfterwards, 115 TransitionsBefore, 48 TransitionsAfterwards, 2876 CoEnabledTransitionPairs, 5 FixpointIterations, 30 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 1 ChoiceCompositions, 75 TotalNumberOfCompositions, 5168 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2551, positive: 2439, positive conditional: 2439, positive unconditional: 0, negative: 112, negative conditional: 112, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2551, positive: 2439, positive conditional: 0, positive unconditional: 2439, negative: 112, negative conditional: 0, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2551, positive: 2439, positive conditional: 0, positive unconditional: 2439, negative: 112, negative conditional: 0, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1872, positive: 1826, positive conditional: 0, positive unconditional: 1826, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1872, positive: 1815, positive conditional: 0, positive unconditional: 1815, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 771, positive: 32, positive conditional: 0, positive unconditional: 32, negative: 739, negative conditional: 0, negative unconditional: 739, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2551, positive: 613, positive conditional: 0, positive unconditional: 613, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 1872, unknown conditional: 0, unknown unconditional: 1872] , Statistics on independence cache: Total cache size (in pairs): 1872, Positive cache size: 1826, Positive conditional cache size: 0, Positive unconditional cache size: 1826, Negative cache size: 46, Negative conditional cache size: 0, Negative unconditional cache size: 46, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1995.2ms, 56 PlacesBefore, 42 PlacesAfterwards, 45 TransitionsBefore, 31 TransitionsAfterwards, 618 CoEnabledTransitionPairs, 4 FixpointIterations, 9 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 14 TotalNumberOfCompositions, 2656 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 750, positive: 623, positive conditional: 623, positive unconditional: 0, negative: 127, negative conditional: 127, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 750, positive: 623, positive conditional: 37, positive unconditional: 586, negative: 127, negative conditional: 12, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 750, positive: 623, positive conditional: 37, positive unconditional: 586, negative: 127, negative conditional: 12, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 217, positive: 181, positive conditional: 12, positive unconditional: 169, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 217, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 528, positive: 40, positive conditional: 0, positive unconditional: 40, negative: 488, negative conditional: 87, negative unconditional: 402, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 750, positive: 442, positive conditional: 25, positive unconditional: 417, negative: 91, negative conditional: 9, negative unconditional: 82, unknown: 217, unknown conditional: 15, unknown unconditional: 202] , Statistics on independence cache: Total cache size (in pairs): 2089, Positive cache size: 2007, Positive conditional cache size: 12, Positive unconditional cache size: 1995, Negative cache size: 82, Negative conditional cache size: 3, Negative unconditional cache size: 79, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1811.0ms, 48 PlacesBefore, 43 PlacesAfterwards, 37 TransitionsBefore, 35 TransitionsAfterwards, 522 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1020 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 415, positive: 373, positive conditional: 373, positive unconditional: 0, negative: 42, negative conditional: 42, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 415, positive: 373, positive conditional: 0, positive unconditional: 373, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 415, positive: 373, positive conditional: 0, positive unconditional: 373, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 35, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 6, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 140, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 140, negative conditional: 0, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 415, positive: 344, positive conditional: 0, positive unconditional: 344, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 35, unknown conditional: 0, unknown unconditional: 35] , Statistics on independence cache: Total cache size (in pairs): 2124, Positive cache size: 2036, Positive conditional cache size: 12, Positive unconditional cache size: 2024, Negative cache size: 88, Negative conditional cache size: 3, Negative unconditional cache size: 85, Eliminated conditions: 55 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 263.3ms, 45 PlacesBefore, 45 PlacesAfterwards, 42 TransitionsBefore, 42 TransitionsAfterwards, 620 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 573 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 164, positive: 143, positive conditional: 143, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 164, positive: 143, positive conditional: 0, positive unconditional: 143, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 164, positive: 143, positive conditional: 0, positive unconditional: 143, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 3, negative conditional: 0, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 126, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 126, negative conditional: 0, negative unconditional: 126, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 164, positive: 128, positive conditional: 0, positive unconditional: 128, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 2142, Positive cache size: 2051, Positive conditional cache size: 12, Positive unconditional cache size: 2039, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 35 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 115.8ms, 51 PlacesBefore, 51 PlacesAfterwards, 52 TransitionsBefore, 52 TransitionsAfterwards, 740 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 686 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 174, positive: 153, positive conditional: 153, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 177, positive: 153, positive conditional: 0, positive unconditional: 153, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 177, positive: 153, positive conditional: 0, positive unconditional: 153, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 177, positive: 146, positive conditional: 0, positive unconditional: 146, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 2149, Positive cache size: 2058, Positive conditional cache size: 12, Positive unconditional cache size: 2046, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 72 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 88.6ms, 57 PlacesBefore, 57 PlacesAfterwards, 59 TransitionsBefore, 59 TransitionsAfterwards, 824 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 973 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 179, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 27, negative conditional: 27, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 187, positive: 152, positive conditional: 0, positive unconditional: 152, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 187, positive: 152, positive conditional: 0, positive unconditional: 152, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 187, positive: 152, positive conditional: 0, positive unconditional: 152, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2149, Positive cache size: 2058, Positive conditional cache size: 12, Positive unconditional cache size: 2046, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 64 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 812.2ms, 63 PlacesBefore, 63 PlacesAfterwards, 68 TransitionsBefore, 67 TransitionsAfterwards, 1246 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1959 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 391, positive: 345, positive conditional: 345, positive unconditional: 0, negative: 46, negative conditional: 46, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 407, positive: 345, positive conditional: 130, positive unconditional: 215, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 407, positive: 345, positive conditional: 130, positive unconditional: 215, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 407, positive: 327, positive conditional: 115, positive unconditional: 212, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 18, unknown conditional: 15, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 2167, Positive cache size: 2076, Positive conditional cache size: 27, Positive unconditional cache size: 2049, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 97 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 706.9ms, 65 PlacesBefore, 65 PlacesAfterwards, 67 TransitionsBefore, 67 TransitionsAfterwards, 1036 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 920 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 182, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 24, negative conditional: 24, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 204, positive: 158, positive conditional: 8, positive unconditional: 150, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 204, positive: 158, positive conditional: 8, positive unconditional: 150, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 204, positive: 156, positive conditional: 8, positive unconditional: 148, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 2169, Positive cache size: 2078, Positive conditional cache size: 27, Positive unconditional cache size: 2051, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 107 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1229.9ms, 72 PlacesBefore, 72 PlacesAfterwards, 76 TransitionsBefore, 75 TransitionsAfterwards, 1438 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2909 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 593, positive: 529, positive conditional: 529, positive unconditional: 0, negative: 64, negative conditional: 64, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 701, positive: 529, positive conditional: 134, positive unconditional: 395, negative: 172, negative conditional: 0, negative unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 701, positive: 529, positive conditional: 134, positive unconditional: 395, negative: 172, negative conditional: 0, negative unconditional: 172, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 6, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 701, positive: 518, positive conditional: 128, positive unconditional: 390, negative: 172, negative conditional: 0, negative unconditional: 172, unknown: 11, unknown conditional: 6, unknown unconditional: 5] , Statistics on independence cache: Total cache size (in pairs): 2180, Positive cache size: 2089, Positive conditional cache size: 33, Positive unconditional cache size: 2056, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 375 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 453.8ms, 75 PlacesBefore, 75 PlacesAfterwards, 80 TransitionsBefore, 79 TransitionsAfterwards, 1338 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 3282 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 727, positive: 653, positive conditional: 653, positive unconditional: 0, negative: 74, negative conditional: 74, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 841, positive: 653, positive conditional: 284, positive unconditional: 369, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 841, positive: 653, positive conditional: 284, positive unconditional: 369, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 14, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 841, positive: 639, positive conditional: 270, positive unconditional: 369, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2194, Positive cache size: 2103, Positive conditional cache size: 47, Positive unconditional cache size: 2056, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 405 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1146.8ms, 78 PlacesBefore, 74 PlacesAfterwards, 70 TransitionsBefore, 67 TransitionsAfterwards, 844 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 1 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 3292 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 620, positive: 527, positive conditional: 527, positive unconditional: 0, negative: 93, negative conditional: 93, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 710, positive: 527, positive conditional: 275, positive unconditional: 252, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 710, positive: 527, positive conditional: 275, positive unconditional: 252, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 710, positive: 514, positive conditional: 262, positive unconditional: 252, negative: 183, negative conditional: 0, negative unconditional: 183, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2207, Positive cache size: 2116, Positive conditional cache size: 60, Positive unconditional cache size: 2056, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 267 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 243.6ms, 70 PlacesBefore, 70 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 754 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 1329 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 304, positive: 265, positive conditional: 265, positive unconditional: 0, negative: 39, negative conditional: 39, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 342, positive: 265, positive conditional: 77, positive unconditional: 188, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 342, positive: 265, positive conditional: 77, positive unconditional: 188, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 342, positive: 260, positive conditional: 75, positive unconditional: 185, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 5, unknown conditional: 2, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2121, Positive conditional cache size: 62, Positive unconditional cache size: 2059, Negative cache size: 91, Negative conditional cache size: 3, Negative unconditional cache size: 88, Eliminated conditions: 146 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 581.8ms, 79 PlacesBefore, 79 PlacesAfterwards, 63 TransitionsBefore, 63 TransitionsAfterwards, 762 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 390 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80, positive: 70, positive conditional: 70, positive unconditional: 0, negative: 10, negative conditional: 10, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 80, positive: 70, positive conditional: 40, positive unconditional: 30, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 80, positive: 70, positive conditional: 40, positive unconditional: 30, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 110, positive conditional: 110, positive unconditional: 0, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 80, positive: 66, positive conditional: 36, positive unconditional: 30, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 6, unknown conditional: 4, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 2218, Positive cache size: 2125, Positive conditional cache size: 66, Positive unconditional cache size: 2059, Negative cache size: 93, Negative conditional cache size: 3, Negative unconditional cache size: 90, Eliminated conditions: 14 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 568.3ms, 82 PlacesBefore, 82 PlacesAfterwards, 68 TransitionsBefore, 68 TransitionsAfterwards, 826 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 195 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 105, positive: 100, positive conditional: 100, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 135, positive: 100, positive conditional: 75, positive unconditional: 25, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 135, positive: 100, positive conditional: 75, positive unconditional: 25, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 22, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 427, positive: 427, positive conditional: 427, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 135, positive: 78, positive conditional: 53, positive unconditional: 25, negative: 35, negative conditional: 0, negative unconditional: 35, unknown: 22, unknown conditional: 22, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2240, Positive cache size: 2147, Positive conditional cache size: 88, Positive unconditional cache size: 2059, Negative cache size: 93, Negative conditional cache size: 3, Negative unconditional cache size: 90, Eliminated conditions: 35 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int __unbuffered_p3_EBX = 0; [L718] 0 int a = 0; [L720] 0 int b = 0; [L721] 0 _Bool b$flush_delayed; [L722] 0 int b$mem_tmp; [L723] 0 _Bool b$r_buff0_thd0; [L724] 0 _Bool b$r_buff0_thd1; [L725] 0 _Bool b$r_buff0_thd2; [L726] 0 _Bool b$r_buff0_thd3; [L727] 0 _Bool b$r_buff0_thd4; [L728] 0 _Bool b$r_buff1_thd0; [L729] 0 _Bool b$r_buff1_thd1; [L730] 0 _Bool b$r_buff1_thd2; [L731] 0 _Bool b$r_buff1_thd3; [L732] 0 _Bool b$r_buff1_thd4; [L733] 0 _Bool b$read_delayed; [L734] 0 int *b$read_delayed_var; [L735] 0 int b$w_buff0; [L736] 0 _Bool b$w_buff0_used; [L737] 0 int b$w_buff1; [L738] 0 _Bool b$w_buff1_used; [L739] 0 _Bool main$tmp_guard0; [L740] 0 _Bool main$tmp_guard1; [L742] 0 int x = 0; [L744] 0 int y = 0; [L746] 0 int z = 0; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L869] 0 pthread_t t1161; [L870] FCALL, FORK 0 pthread_create(&t1161, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L871] 0 pthread_t t1162; [L872] FCALL, FORK 0 pthread_create(&t1162, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=0, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=0, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L752] 1 b$w_buff1 = b$w_buff0 [L753] 1 b$w_buff0 = 1 [L754] 1 b$w_buff1_used = b$w_buff0_used [L755] 1 b$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L757] 1 b$r_buff1_thd0 = b$r_buff0_thd0 [L758] 1 b$r_buff1_thd1 = b$r_buff0_thd1 [L759] 1 b$r_buff1_thd2 = b$r_buff0_thd2 [L760] 1 b$r_buff1_thd3 = b$r_buff0_thd3 [L761] 1 b$r_buff1_thd4 = b$r_buff0_thd4 [L762] 1 b$r_buff0_thd1 = (_Bool)1 [L765] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L782] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L785] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L873] 0 pthread_t t1163; [L874] FCALL, FORK 0 pthread_create(&t1163, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0] [L802] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0] [L805] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L875] 0 pthread_t t1164; [L876] FCALL, FORK 0 pthread_create(&t1164, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1] [L822] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2] [L825] 4 a = 1 [L828] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=2] [L831] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L832] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L833] 4 b$flush_delayed = weak$$choice2 [L834] 4 b$mem_tmp = b [L835] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff1) [L835] 4 b = !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff1) [L836] EXPR 4 weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0)) [L836] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0) [L836] EXPR 4 weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0)) [L836] 4 b$w_buff0 = weak$$choice2 ? b$w_buff0 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : b$w_buff0)) [L837] EXPR 4 weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1)) [L837] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1) [L837] EXPR 4 weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1)) [L837] 4 b$w_buff1 = weak$$choice2 ? b$w_buff1 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1 : (b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff1 : b$w_buff1)) [L838] EXPR 4 weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used)) [L838] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used) [L838] EXPR 4 weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used)) [L838] 4 b$w_buff0_used = weak$$choice2 ? b$w_buff0_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff0_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used)) [L839] EXPR 4 weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L839] EXPR 4 weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L839] 4 b$w_buff1_used = weak$$choice2 ? b$w_buff1_used : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$w_buff1_used : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L840] EXPR 4 weak$$choice2 ? b$r_buff0_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4)) [L840] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4) [L840] EXPR 4 weak$$choice2 ? b$r_buff0_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4)) [L840] 4 b$r_buff0_thd4 = weak$$choice2 ? b$r_buff0_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff0_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4)) [L841] EXPR 4 weak$$choice2 ? b$r_buff1_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] EXPR 4 !b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0) [L841] EXPR 4 weak$$choice2 ? b$r_buff1_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L841] 4 b$r_buff1_thd4 = weak$$choice2 ? b$r_buff1_thd4 : (!b$w_buff0_used || !b$r_buff0_thd4 && !b$w_buff1_used || !b$r_buff0_thd4 && !b$r_buff1_thd4 ? b$r_buff1_thd4 : (b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L842] 4 __unbuffered_p3_EBX = b [L843] EXPR 4 b$flush_delayed ? b$mem_tmp : b [L843] 4 b = b$flush_delayed ? b$mem_tmp : b [L844] 4 b$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=0, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=1, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=2, y=1, z=2] [L788] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L788] EXPR 2 b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b [L788] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L788] 2 b = b$w_buff0_used && b$r_buff0_thd2 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd2 ? b$w_buff1 : b) [L789] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used [L789] 2 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$w_buff0_used [L790] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used [L790] 2 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$w_buff1_used [L791] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2 [L791] 2 b$r_buff0_thd2 = b$w_buff0_used && b$r_buff0_thd2 ? (_Bool)0 : b$r_buff0_thd2 [L792] EXPR 2 b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2 [L792] 2 b$r_buff1_thd2 = b$w_buff0_used && b$r_buff0_thd2 || b$w_buff1_used && b$r_buff1_thd2 ? (_Bool)0 : b$r_buff1_thd2 [L847] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L847] EXPR 4 b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b [L847] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L847] 4 b = b$w_buff0_used && b$r_buff0_thd4 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd4 ? b$w_buff1 : b) [L848] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used [L848] 4 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$w_buff0_used [L849] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$w_buff1_used [L849] 4 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$w_buff1_used [L850] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4 [L850] 4 b$r_buff0_thd4 = b$w_buff0_used && b$r_buff0_thd4 ? (_Bool)0 : b$r_buff0_thd4 [L851] EXPR 4 b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$r_buff1_thd4 [L851] 4 b$r_buff1_thd4 = b$w_buff0_used && b$r_buff0_thd4 || b$w_buff1_used && b$r_buff1_thd4 ? (_Bool)0 : b$r_buff1_thd4 [L808] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L808] EXPR 3 b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b [L808] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L808] 3 b = b$w_buff0_used && b$r_buff0_thd3 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd3 ? b$w_buff1 : b) [L809] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used [L809] 3 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$w_buff0_used [L810] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used [L810] 3 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$w_buff1_used [L811] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3 [L811] 3 b$r_buff0_thd3 = b$w_buff0_used && b$r_buff0_thd3 ? (_Bool)0 : b$r_buff0_thd3 [L812] EXPR 3 b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3 [L812] 3 b$r_buff1_thd3 = b$w_buff0_used && b$r_buff0_thd3 || b$w_buff1_used && b$r_buff1_thd3 ? (_Bool)0 : b$r_buff1_thd3 [L768] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L768] 1 b = b$w_buff0_used && b$r_buff0_thd1 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd1 ? b$w_buff1 : b) [L769] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L769] 1 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$w_buff0_used [L770] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L770] 1 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$w_buff1_used [L771] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L771] 1 b$r_buff0_thd1 = b$w_buff0_used && b$r_buff0_thd1 ? (_Bool)0 : b$r_buff0_thd1 [L772] EXPR 1 b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 [L772] 1 b$r_buff1_thd1 = b$w_buff0_used && b$r_buff0_thd1 || b$w_buff1_used && b$r_buff1_thd1 ? (_Bool)0 : b$r_buff1_thd1 [L775] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L777] 1 return 0; [L795] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L797] 2 return 0; [L815] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L817] 3 return 0; [L854] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L856] 4 return 0; [L878] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L882] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L882] EXPR 0 b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b [L882] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L882] 0 b = b$w_buff0_used && b$r_buff0_thd0 ? b$w_buff0 : (b$w_buff1_used && b$r_buff1_thd0 ? b$w_buff1 : b) [L883] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L883] 0 b$w_buff0_used = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$w_buff0_used [L884] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L884] 0 b$w_buff1_used = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$w_buff1_used [L885] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L885] 0 b$r_buff0_thd0 = b$w_buff0_used && b$r_buff0_thd0 ? (_Bool)0 : b$r_buff0_thd0 [L886] EXPR 0 b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 [L886] 0 b$r_buff1_thd0 = b$w_buff0_used && b$r_buff0_thd0 || b$w_buff1_used && b$r_buff1_thd0 ? (_Bool)0 : b$r_buff1_thd0 [L889] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, b=1, b$flush_delayed=0, b$mem_tmp=0, b$r_buff0_thd0=0, b$r_buff0_thd1=1, b$r_buff0_thd2=0, b$r_buff0_thd3=0, b$r_buff0_thd4=0, b$r_buff1_thd0=0, b$r_buff1_thd1=0, b$r_buff1_thd2=0, b$r_buff1_thd3=0, b$r_buff1_thd4=0, b$read_delayed=0, b$read_delayed_var={0:0}, b$w_buff0=1, b$w_buff0_used=0, b$w_buff1=0, b$w_buff1_used=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=2, y=1, z=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 118 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 5.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 18876.5ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 3179.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 3500.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 96 SDtfs, 55 SDslu, 58 SDs, 0 SdLazy, 408 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 487.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 521.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=875occurred in iteration=9, InterpolantAutomatonStates: 67, 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: 51.4ms SsaConstructionTime, 527.8ms SatisfiabilityAnalysisTime, 1234.8ms InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 2070 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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...