/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-RepeatedVariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 04:55:10,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 04:55:10,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 04:55:10,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 04:55:10,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 04:55:10,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 04:55:10,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 04:55:10,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 04:55:10,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 04:55:10,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 04:55:10,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 04:55:10,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 04:55:10,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 04:55:10,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 04:55:10,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 04:55:10,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 04:55:10,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 04:55:10,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 04:55:10,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 04:55:10,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 04:55:10,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 04:55:10,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 04:55:10,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 04:55:10,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 04:55:10,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 04:55:10,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 04:55:10,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 04:55:10,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 04:55:10,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 04:55:10,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 04:55:10,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 04:55:10,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 04:55:10,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 04:55:10,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 04:55:10,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 04:55:10,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 04:55:10,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 04:55:10,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 04:55:10,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 04:55:10,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 04:55:10,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 04:55:10,956 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-RepeatedVariableLbe.epf [2021-03-25 04:55:10,990 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 04:55:10,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 04:55:10,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 04:55:10,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 04:55:10,995 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 04:55:10,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 04:55:10,995 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 04:55:10,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 04:55:10,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 04:55:10,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 04:55:10,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 04:55:10,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 04:55:10,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 04:55:10,997 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 04:55:10,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 04:55:10,997 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 04:55:10,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 04:55:10,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 04:55:10,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 04:55:10,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 04:55:10,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 04:55:10,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 04:55:10,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 04:55:10,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 04:55:10,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 04:55:10,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 04:55:10,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 04:55:10,999 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 04:55:10,999 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 04:55:11,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 04:55:11,000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 04:55:11,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 04:55:11,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 04:55:11,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 04:55:11,382 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-25 04:55:11,382 INFO L275 PluginConnector]: CDTParser initialized [2021-03-25 04:55:11,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i [2021-03-25 04:55:11,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea8531ff7/b61c68766ca448beb202aa21e20faf03/FLAG92d234c85 [2021-03-25 04:55:11,987 INFO L306 CDTParser]: Found 1 translation units. [2021-03-25 04:55:11,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.opt.i [2021-03-25 04:55:12,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea8531ff7/b61c68766ca448beb202aa21e20faf03/FLAG92d234c85 [2021-03-25 04:55:12,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea8531ff7/b61c68766ca448beb202aa21e20faf03 [2021-03-25 04:55:12,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 04:55:12,446 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-25 04:55:12,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-25 04:55:12,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-25 04:55:12,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-25 04:55:12,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 04:55:12" (1/1) ... [2021-03-25 04:55:12,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1faf490a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:12, skipping insertion in model container [2021-03-25 04:55:12,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.03 04:55:12" (1/1) ... [2021-03-25 04:55:12,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-25 04:55:12,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-25 04:55:12,673 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/rfi006_power.opt.i[993,1006] [2021-03-25 04:55:12,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 04:55:12,891 INFO L203 MainTranslator]: Completed pre-run [2021-03-25 04:55:12,904 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/rfi006_power.opt.i[993,1006] [2021-03-25 04:55:12,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-25 04:55:13,044 INFO L208 MainTranslator]: Completed translation [2021-03-25 04:55:13,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13 WrapperNode [2021-03-25 04:55:13,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-25 04:55:13,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 04:55:13,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 04:55:13,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 04:55:13,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 04:55:13,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 04:55:13,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 04:55:13,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 04:55:13,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (1/1) ... [2021-03-25 04:55:13,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 04:55:13,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 04:55:13,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 04:55:13,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 04:55:13,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (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 [2021-03-25 04:55:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-25 04:55:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-25 04:55:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-25 04:55:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-25 04:55:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-25 04:55:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-25 04:55:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-25 04:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-25 04:55:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-25 04:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-25 04:55:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-25 04:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-25 04:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-25 04:55:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 04:55:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 04:55:13,268 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 04:55:16,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 04:55:16,311 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-25 04:55:16,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 04:55:16 BoogieIcfgContainer [2021-03-25 04:55:16,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 04:55:16,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 04:55:16,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 04:55:16,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 04:55:16,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.03 04:55:12" (1/3) ... [2021-03-25 04:55:16,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c2efc28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 04:55:16, skipping insertion in model container [2021-03-25 04:55:16,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.03 04:55:13" (2/3) ... [2021-03-25 04:55:16,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c2efc28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 04:55:16, skipping insertion in model container [2021-03-25 04:55:16,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 04:55:16" (3/3) ... [2021-03-25 04:55:16,320 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi006_power.opt.i [2021-03-25 04:55:16,325 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 04:55:16,329 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-25 04:55:16,330 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 04:55:16,375 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,376 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,377 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,378 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,379 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,380 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,382 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,385 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,388 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,389 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,393 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,396 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,400 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,401 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,402 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,403 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,404 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,405 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,413 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,417 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,419 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,420 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,421 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,423 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,424 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,425 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,425 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,425 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,425 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,427 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,428 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,428 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,428 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,428 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,428 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,430 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,431 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,432 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,434 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,435 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,436 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,441 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,442 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,444 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,445 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,446 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,447 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,448 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,449 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,450 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-25 04:55:16,451 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-25 04:55:16,467 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-25 04:55:16,494 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 04:55:16,494 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 04:55:16,494 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 04:55:16,494 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 04:55:16,494 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 04:55:16,494 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 04:55:16,494 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 04:55:16,494 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 04:55:16,507 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 114 transitions, 243 flow [2021-03-25 04:55:16,542 INFO L129 PetriNetUnfolder]: 2/111 cut-off events. [2021-03-25 04:55:16,542 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:55:16,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2021-03-25 04:55:16,546 INFO L82 GeneralOperation]: Start removeDead. Operand has 122 places, 114 transitions, 243 flow [2021-03-25 04:55:16,550 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 111 transitions, 231 flow [2021-03-25 04:55:16,551 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:16,559 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 111 transitions, 231 flow [2021-03-25 04:55:16,561 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 119 places, 111 transitions, 231 flow [2021-03-25 04:55:16,563 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 111 transitions, 231 flow [2021-03-25 04:55:16,587 INFO L129 PetriNetUnfolder]: 2/111 cut-off events. [2021-03-25 04:55:16,587 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:55:16,588 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 61 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2021-03-25 04:55:16,591 INFO L142 LiptonReduction]: Number of co-enabled transitions 1498 [2021-03-25 04:55:19,861 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 406 DAG size of output: 364 [2021-03-25 04:55:20,657 WARN L205 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 361 [2021-03-25 04:55:24,299 WARN L205 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 566 DAG size of output: 532 [2021-03-25 04:55:26,250 WARN L205 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 528 [2021-03-25 04:55:26,481 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-03-25 04:55:26,938 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-03-25 04:55:27,082 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-03-25 04:55:28,709 INFO L154 LiptonReduction]: Checked pairs total: 2082 [2021-03-25 04:55:28,709 INFO L156 LiptonReduction]: Total number of compositions: 73 [2021-03-25 04:55:28,712 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12162 [2021-03-25 04:55:28,729 INFO L129 PetriNetUnfolder]: 0/29 cut-off events. [2021-03-25 04:55:28,730 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:55:28,730 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:28,731 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] [2021-03-25 04:55:28,731 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:28,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:28,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1877902812, now seen corresponding path program 1 times [2021-03-25 04:55:28,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:28,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058824204] [2021-03-25 04:55:28,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:28,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:28,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:55:28,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:28,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:28,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:28,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058824204] [2021-03-25 04:55:28,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:28,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 04:55:28,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143928986] [2021-03-25 04:55:28,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 04:55:28,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:29,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 04:55:29,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 04:55:29,005 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 167 out of 187 [2021-03-25 04:55:29,008 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 44 transitions, 97 flow. Second operand has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:29,008 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:29,008 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 167 of 187 [2021-03-25 04:55:29,009 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:29,090 INFO L129 PetriNetUnfolder]: 29/101 cut-off events. [2021-03-25 04:55:29,090 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:55:29,092 INFO L84 FinitePrefix]: Finished finitePrefix Result has 165 conditions, 101 events. 29/101 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 334 event pairs, 5 based on Foata normal form. 10/105 useless extension candidates. Maximal degree in co-relation 140. Up to 41 conditions per place. [2021-03-25 04:55:29,093 INFO L132 encePairwiseOnDemand]: 183/187 looper letters, 7 selfloop transitions, 2 changer transitions 0/44 dead transitions. [2021-03-25 04:55:29,094 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 44 transitions, 115 flow [2021-03-25 04:55:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 04:55:29,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 04:55:29,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 513 transitions. [2021-03-25 04:55:29,111 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9144385026737968 [2021-03-25 04:55:29,112 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 513 transitions. [2021-03-25 04:55:29,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 513 transitions. [2021-03-25 04:55:29,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:29,116 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 513 transitions. [2021-03-25 04:55:29,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 171.0) internal successors, (513), 3 states have internal predecessors, (513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:29,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:29,133 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 187.0) internal successors, (748), 4 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:29,135 INFO L185 Difference]: Start difference. First operand has 53 places, 44 transitions, 97 flow. Second operand 3 states and 513 transitions. [2021-03-25 04:55:29,135 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 44 transitions, 115 flow [2021-03-25 04:55:29,138 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 44 transitions, 112 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-03-25 04:55:29,139 INFO L241 Difference]: Finished difference. Result has 50 places, 41 transitions, 92 flow [2021-03-25 04:55:29,141 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=187, PETRI_DIFFERENCE_MINUEND_FLOW=88, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=41, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=92, PETRI_PLACES=50, PETRI_TRANSITIONS=41} [2021-03-25 04:55:29,142 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -3 predicate places. [2021-03-25 04:55:29,142 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:29,142 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 41 transitions, 92 flow [2021-03-25 04:55:29,143 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 41 transitions, 92 flow [2021-03-25 04:55:29,143 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 41 transitions, 92 flow [2021-03-25 04:55:29,154 INFO L129 PetriNetUnfolder]: 0/41 cut-off events. [2021-03-25 04:55:29,154 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:55:29,154 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 41 events. 0/41 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 34 event pairs, 0 based on Foata normal form. 0/39 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-03-25 04:55:29,154 INFO L142 LiptonReduction]: Number of co-enabled transitions 306 [2021-03-25 04:55:29,262 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2021-03-25 04:55:30,352 INFO L154 LiptonReduction]: Checked pairs total: 838 [2021-03-25 04:55:30,352 INFO L156 LiptonReduction]: Total number of compositions: 14 [2021-03-25 04:55:30,353 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1211 [2021-03-25 04:55:30,353 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 28 transitions, 66 flow [2021-03-25 04:55:30,354 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:30,354 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:30,354 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] [2021-03-25 04:55:30,354 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 04:55:30,354 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:30,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:30,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1643907177, now seen corresponding path program 1 times [2021-03-25 04:55:30,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:30,355 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040327716] [2021-03-25 04:55:30,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:30,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:30,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:55:30,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:30,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:30,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:30,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:30,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040327716] [2021-03-25 04:55:30,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:30,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:55:30,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477460263] [2021-03-25 04:55:30,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:55:30,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:30,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:55:30,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:55:30,487 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 180 out of 201 [2021-03-25 04:55:30,488 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 28 transitions, 66 flow. Second operand has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:30,488 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:30,488 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 180 of 201 [2021-03-25 04:55:30,488 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:30,511 INFO L129 PetriNetUnfolder]: 1/31 cut-off events. [2021-03-25 04:55:30,511 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 04:55:30,511 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48 conditions, 31 events. 1/31 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 40 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 33. Up to 3 conditions per place. [2021-03-25 04:55:30,512 INFO L132 encePairwiseOnDemand]: 197/201 looper letters, 1 selfloop transitions, 2 changer transitions 5/30 dead transitions. [2021-03-25 04:55:30,512 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 30 transitions, 82 flow [2021-03-25 04:55:30,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 04:55:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 04:55:30,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 907 transitions. [2021-03-25 04:55:30,514 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.9024875621890547 [2021-03-25 04:55:30,514 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 907 transitions. [2021-03-25 04:55:30,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 907 transitions. [2021-03-25 04:55:30,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:30,515 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 907 transitions. [2021-03-25 04:55:30,517 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 181.4) internal successors, (907), 5 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:30,519 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 201.0) internal successors, (1206), 6 states have internal predecessors, (1206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:30,520 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 201.0) internal successors, (1206), 6 states have internal predecessors, (1206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:30,520 INFO L185 Difference]: Start difference. First operand has 37 places, 28 transitions, 66 flow. Second operand 5 states and 907 transitions. [2021-03-25 04:55:30,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 30 transitions, 82 flow [2021-03-25 04:55:30,521 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 30 transitions, 78 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 04:55:30,521 INFO L241 Difference]: Finished difference. Result has 40 places, 25 transitions, 64 flow [2021-03-25 04:55:30,521 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=201, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=64, PETRI_PLACES=40, PETRI_TRANSITIONS=25} [2021-03-25 04:55:30,522 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -13 predicate places. [2021-03-25 04:55:30,522 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:30,522 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 25 transitions, 64 flow [2021-03-25 04:55:30,522 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 25 transitions, 64 flow [2021-03-25 04:55:30,523 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 25 transitions, 64 flow [2021-03-25 04:55:30,527 INFO L129 PetriNetUnfolder]: 0/25 cut-off events. [2021-03-25 04:55:30,527 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 04:55:30,527 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 25 events. 0/25 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 25 event pairs, 0 based on Foata normal form. 0/25 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 04:55:30,528 INFO L142 LiptonReduction]: Number of co-enabled transitions 162 [2021-03-25 04:55:31,239 INFO L154 LiptonReduction]: Checked pairs total: 537 [2021-03-25 04:55:31,240 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 04:55:31,240 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 718 [2021-03-25 04:55:31,240 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 21 transitions, 56 flow [2021-03-25 04:55:31,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 180.75) internal successors, (723), 4 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:31,241 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:31,241 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:31,241 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 04:55:31,242 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:31,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:31,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1984059388, now seen corresponding path program 1 times [2021-03-25 04:55:31,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:31,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74349477] [2021-03-25 04:55:31,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:31,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:31,360 INFO L142 QuantifierPusher]: treesize reduction 10, result has 28.6 percent of original size [2021-03-25 04:55:31,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-25 04:55:31,363 INFO L142 QuantifierPusher]: treesize reduction 10, result has 44.4 percent of original size [2021-03-25 04:55:31,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 04:55:31,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:31,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74349477] [2021-03-25 04:55:31,372 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:31,372 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 04:55:31,372 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617605473] [2021-03-25 04:55:31,373 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:55:31,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:31,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:55:31,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:55:31,375 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 183 out of 205 [2021-03-25 04:55:31,376 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 21 transitions, 56 flow. Second operand has 4 states, 4 states have (on average 183.75) internal successors, (735), 4 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:31,376 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:31,376 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 183 of 205 [2021-03-25 04:55:31,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:31,397 INFO L129 PetriNetUnfolder]: 0/21 cut-off events. [2021-03-25 04:55:31,398 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 04:55:31,398 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 21 events. 0/21 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 24 event pairs, 0 based on Foata normal form. 1/22 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 04:55:31,399 INFO L132 encePairwiseOnDemand]: 201/205 looper letters, 1 selfloop transitions, 3 changer transitions 0/21 dead transitions. [2021-03-25 04:55:31,399 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 21 transitions, 64 flow [2021-03-25 04:55:31,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 04:55:31,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 04:55:31,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 737 transitions. [2021-03-25 04:55:31,401 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8987804878048781 [2021-03-25 04:55:31,401 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 737 transitions. [2021-03-25 04:55:31,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 737 transitions. [2021-03-25 04:55:31,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:31,402 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 737 transitions. [2021-03-25 04:55:31,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 184.25) internal successors, (737), 4 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:31,405 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 205.0) internal successors, (1025), 5 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:31,406 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 205.0) internal successors, (1025), 5 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:31,406 INFO L185 Difference]: Start difference. First operand has 31 places, 21 transitions, 56 flow. Second operand 4 states and 737 transitions. [2021-03-25 04:55:31,406 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 21 transitions, 64 flow [2021-03-25 04:55:31,407 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 21 transitions, 60 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 04:55:31,407 INFO L241 Difference]: Finished difference. Result has 33 places, 21 transitions, 62 flow [2021-03-25 04:55:31,407 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=205, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=21, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=62, PETRI_PLACES=33, PETRI_TRANSITIONS=21} [2021-03-25 04:55:31,408 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -20 predicate places. [2021-03-25 04:55:31,408 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:31,408 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 21 transitions, 62 flow [2021-03-25 04:55:31,408 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 21 transitions, 62 flow [2021-03-25 04:55:31,409 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 21 transitions, 62 flow [2021-03-25 04:55:31,414 INFO L129 PetriNetUnfolder]: 0/21 cut-off events. [2021-03-25 04:55:31,414 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-25 04:55:31,415 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38 conditions, 21 events. 0/21 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 22 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2021-03-25 04:55:31,415 INFO L142 LiptonReduction]: Number of co-enabled transitions 160 [2021-03-25 04:55:31,703 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-03-25 04:55:31,834 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-25 04:55:32,106 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-03-25 04:55:32,235 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-25 04:55:32,741 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 159 [2021-03-25 04:55:32,982 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-03-25 04:55:33,498 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 159 [2021-03-25 04:55:33,734 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-03-25 04:55:33,737 INFO L154 LiptonReduction]: Checked pairs total: 495 [2021-03-25 04:55:33,737 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-25 04:55:33,737 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2329 [2021-03-25 04:55:33,738 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 19 transitions, 56 flow [2021-03-25 04:55:33,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 183.75) internal successors, (735), 4 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:33,739 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:33,739 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:33,739 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 04:55:33,739 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:33,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:33,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1565267706, now seen corresponding path program 1 times [2021-03-25 04:55:33,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:33,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542708062] [2021-03-25 04:55:33,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:33,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:33,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:55:33,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:33,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 04:55:33,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:33,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 04:55:33,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:33,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-25 04:55:33,920 INFO L142 QuantifierPusher]: treesize reduction 50, result has 31.5 percent of original size [2021-03-25 04:55:33,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 04:55:33,935 INFO L142 QuantifierPusher]: treesize reduction 47, result has 29.9 percent of original size [2021-03-25 04:55:33,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 04:55:33,949 INFO L142 QuantifierPusher]: treesize reduction 13, result has 64.9 percent of original size [2021-03-25 04:55:33,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 04:55:33,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:33,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542708062] [2021-03-25 04:55:33,966 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:33,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-25 04:55:33,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439817107] [2021-03-25 04:55:33,966 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 04:55:33,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:33,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 04:55:33,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-25 04:55:33,969 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 118 out of 207 [2021-03-25 04:55:33,970 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 19 transitions, 56 flow. Second operand has 8 states, 8 states have (on average 119.0) internal successors, (952), 8 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:33,970 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:33,970 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 118 of 207 [2021-03-25 04:55:33,970 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:34,163 INFO L129 PetriNetUnfolder]: 62/160 cut-off events. [2021-03-25 04:55:34,163 INFO L130 PetriNetUnfolder]: For 42/42 co-relation queries the response was YES. [2021-03-25 04:55:34,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 351 conditions, 160 events. 62/160 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 734 event pairs, 5 based on Foata normal form. 4/161 useless extension candidates. Maximal degree in co-relation 340. Up to 68 conditions per place. [2021-03-25 04:55:34,165 INFO L132 encePairwiseOnDemand]: 199/207 looper letters, 14 selfloop transitions, 12 changer transitions 0/36 dead transitions. [2021-03-25 04:55:34,165 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 36 transitions, 156 flow [2021-03-25 04:55:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 04:55:34,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 04:55:34,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 736 transitions. [2021-03-25 04:55:34,168 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5925925925925926 [2021-03-25 04:55:34,168 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 736 transitions. [2021-03-25 04:55:34,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 736 transitions. [2021-03-25 04:55:34,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:34,168 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 736 transitions. [2021-03-25 04:55:34,170 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 122.66666666666667) internal successors, (736), 6 states have internal predecessors, (736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:34,172 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 207.0) internal successors, (1449), 7 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:34,173 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 207.0) internal successors, (1449), 7 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:34,173 INFO L185 Difference]: Start difference. First operand has 30 places, 19 transitions, 56 flow. Second operand 6 states and 736 transitions. [2021-03-25 04:55:34,173 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 36 transitions, 156 flow [2021-03-25 04:55:34,173 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 36 transitions, 148 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-03-25 04:55:34,174 INFO L241 Difference]: Finished difference. Result has 36 places, 29 transitions, 128 flow [2021-03-25 04:55:34,174 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=207, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=28, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=128, PETRI_PLACES=36, PETRI_TRANSITIONS=29} [2021-03-25 04:55:34,175 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -17 predicate places. [2021-03-25 04:55:34,175 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:34,175 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 29 transitions, 128 flow [2021-03-25 04:55:34,175 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 29 transitions, 128 flow [2021-03-25 04:55:34,175 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 29 transitions, 128 flow [2021-03-25 04:55:34,196 INFO L129 PetriNetUnfolder]: 40/126 cut-off events. [2021-03-25 04:55:34,196 INFO L130 PetriNetUnfolder]: For 56/58 co-relation queries the response was YES. [2021-03-25 04:55:34,197 INFO L84 FinitePrefix]: Finished finitePrefix Result has 309 conditions, 126 events. 40/126 cut-off events. For 56/58 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 539 event pairs, 8 based on Foata normal form. 2/128 useless extension candidates. Maximal degree in co-relation 297. Up to 44 conditions per place. [2021-03-25 04:55:34,198 INFO L142 LiptonReduction]: Number of co-enabled transitions 238 [2021-03-25 04:55:34,357 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 74 [2021-03-25 04:55:34,641 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 93 [2021-03-25 04:55:34,712 INFO L154 LiptonReduction]: Checked pairs total: 295 [2021-03-25 04:55:34,713 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 04:55:34,713 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 538 [2021-03-25 04:55:34,713 INFO L480 AbstractCegarLoop]: Abstraction has has 36 places, 29 transitions, 130 flow [2021-03-25 04:55:34,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 119.0) internal successors, (952), 8 states have internal predecessors, (952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:34,714 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:34,714 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:34,714 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 04:55:34,714 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:34,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:34,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1330965397, now seen corresponding path program 1 times [2021-03-25 04:55:34,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:34,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084397173] [2021-03-25 04:55:34,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:34,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:34,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 04:55:34,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:34,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 04:55:34,838 INFO L142 QuantifierPusher]: treesize reduction 11, result has 70.3 percent of original size [2021-03-25 04:55:34,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 04:55:34,854 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.9 percent of original size [2021-03-25 04:55:34,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-25 04:55:34,879 INFO L142 QuantifierPusher]: treesize reduction 3, result has 86.4 percent of original size [2021-03-25 04:55:34,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 04:55:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:34,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084397173] [2021-03-25 04:55:34,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:34,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 04:55:34,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188449080] [2021-03-25 04:55:34,895 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 04:55:34,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:34,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 04:55:34,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-25 04:55:34,900 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 208 [2021-03-25 04:55:34,901 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 29 transitions, 130 flow. Second operand has 7 states, 7 states have (on average 121.85714285714286) internal successors, (853), 7 states have internal predecessors, (853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:34,901 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:34,901 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 208 [2021-03-25 04:55:34,901 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:35,114 INFO L129 PetriNetUnfolder]: 57/156 cut-off events. [2021-03-25 04:55:35,114 INFO L130 PetriNetUnfolder]: For 160/170 co-relation queries the response was YES. [2021-03-25 04:55:35,115 INFO L84 FinitePrefix]: Finished finitePrefix Result has 493 conditions, 156 events. 57/156 cut-off events. For 160/170 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 724 event pairs, 4 based on Foata normal form. 16/165 useless extension candidates. Maximal degree in co-relation 479. Up to 68 conditions per place. [2021-03-25 04:55:35,117 INFO L132 encePairwiseOnDemand]: 201/208 looper letters, 19 selfloop transitions, 11 changer transitions 0/40 dead transitions. [2021-03-25 04:55:35,117 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 40 transitions, 246 flow [2021-03-25 04:55:35,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 04:55:35,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 04:55:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 628 transitions. [2021-03-25 04:55:35,120 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6038461538461538 [2021-03-25 04:55:35,121 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 628 transitions. [2021-03-25 04:55:35,121 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 628 transitions. [2021-03-25 04:55:35,121 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:35,121 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 628 transitions. [2021-03-25 04:55:35,123 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 125.6) internal successors, (628), 5 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,125 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) [2021-03-25 04:55:35,125 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) [2021-03-25 04:55:35,126 INFO L185 Difference]: Start difference. First operand has 36 places, 29 transitions, 130 flow. Second operand 5 states and 628 transitions. [2021-03-25 04:55:35,126 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 40 transitions, 246 flow [2021-03-25 04:55:35,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 40 transitions, 246 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-25 04:55:35,130 INFO L241 Difference]: Finished difference. Result has 42 places, 34 transitions, 200 flow [2021-03-25 04:55:35,130 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=130, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=200, PETRI_PLACES=42, PETRI_TRANSITIONS=34} [2021-03-25 04:55:35,130 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -11 predicate places. [2021-03-25 04:55:35,130 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:35,131 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 42 places, 34 transitions, 200 flow [2021-03-25 04:55:35,131 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 42 places, 34 transitions, 200 flow [2021-03-25 04:55:35,131 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 34 transitions, 200 flow [2021-03-25 04:55:35,158 INFO L129 PetriNetUnfolder]: 45/129 cut-off events. [2021-03-25 04:55:35,158 INFO L130 PetriNetUnfolder]: For 176/182 co-relation queries the response was YES. [2021-03-25 04:55:35,159 INFO L84 FinitePrefix]: Finished finitePrefix Result has 413 conditions, 129 events. 45/129 cut-off events. For 176/182 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 546 event pairs, 13 based on Foata normal form. 6/135 useless extension candidates. Maximal degree in co-relation 397. Up to 45 conditions per place. [2021-03-25 04:55:35,162 INFO L142 LiptonReduction]: Number of co-enabled transitions 260 [2021-03-25 04:55:35,166 INFO L154 LiptonReduction]: Checked pairs total: 325 [2021-03-25 04:55:35,167 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 04:55:35,167 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 37 [2021-03-25 04:55:35,167 INFO L480 AbstractCegarLoop]: Abstraction has has 42 places, 34 transitions, 200 flow [2021-03-25 04:55:35,168 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 121.85714285714286) internal successors, (853), 7 states have internal predecessors, (853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,168 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:35,168 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:35,168 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 04:55:35,168 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:35,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:35,169 INFO L82 PathProgramCache]: Analyzing trace with hash 809497690, now seen corresponding path program 1 times [2021-03-25 04:55:35,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:35,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729617770] [2021-03-25 04:55:35,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:35,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:35,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:35,313 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-25 04:55:35,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 04:55:35,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:35,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:55:35,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:35,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729617770] [2021-03-25 04:55:35,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:35,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 04:55:35,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790592084] [2021-03-25 04:55:35,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 04:55:35,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:35,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 04:55:35,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 04:55:35,322 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 208 [2021-03-25 04:55:35,323 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 34 transitions, 200 flow. Second operand has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,323 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:35,323 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 208 [2021-03-25 04:55:35,323 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:35,410 INFO L129 PetriNetUnfolder]: 107/253 cut-off events. [2021-03-25 04:55:35,410 INFO L130 PetriNetUnfolder]: For 437/514 co-relation queries the response was YES. [2021-03-25 04:55:35,412 INFO L84 FinitePrefix]: Finished finitePrefix Result has 816 conditions, 253 events. 107/253 cut-off events. For 437/514 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 1317 event pairs, 38 based on Foata normal form. 67/310 useless extension candidates. Maximal degree in co-relation 798. Up to 120 conditions per place. [2021-03-25 04:55:35,413 INFO L132 encePairwiseOnDemand]: 202/208 looper letters, 10 selfloop transitions, 8 changer transitions 0/44 dead transitions. [2021-03-25 04:55:35,413 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 44 transitions, 256 flow [2021-03-25 04:55:35,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 04:55:35,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 04:55:35,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 893 transitions. [2021-03-25 04:55:35,417 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8586538461538461 [2021-03-25 04:55:35,417 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 893 transitions. [2021-03-25 04:55:35,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 893 transitions. [2021-03-25 04:55:35,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:35,417 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 893 transitions. [2021-03-25 04:55:35,419 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 178.6) internal successors, (893), 5 states have internal predecessors, (893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,421 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) [2021-03-25 04:55:35,421 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) [2021-03-25 04:55:35,421 INFO L185 Difference]: Start difference. First operand has 42 places, 34 transitions, 200 flow. Second operand 5 states and 893 transitions. [2021-03-25 04:55:35,421 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 44 transitions, 256 flow [2021-03-25 04:55:35,424 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 44 transitions, 248 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 04:55:35,425 INFO L241 Difference]: Finished difference. Result has 48 places, 41 transitions, 260 flow [2021-03-25 04:55:35,425 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=260, PETRI_PLACES=48, PETRI_TRANSITIONS=41} [2021-03-25 04:55:35,425 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, -5 predicate places. [2021-03-25 04:55:35,425 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:35,425 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 41 transitions, 260 flow [2021-03-25 04:55:35,425 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 41 transitions, 260 flow [2021-03-25 04:55:35,426 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 41 transitions, 260 flow [2021-03-25 04:55:35,458 INFO L129 PetriNetUnfolder]: 104/244 cut-off events. [2021-03-25 04:55:35,458 INFO L130 PetriNetUnfolder]: For 519/580 co-relation queries the response was YES. [2021-03-25 04:55:35,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 873 conditions, 244 events. 104/244 cut-off events. For 519/580 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 1273 event pairs, 36 based on Foata normal form. 15/243 useless extension candidates. Maximal degree in co-relation 853. Up to 119 conditions per place. [2021-03-25 04:55:35,462 INFO L142 LiptonReduction]: Number of co-enabled transitions 362 [2021-03-25 04:55:35,465 INFO L154 LiptonReduction]: Checked pairs total: 260 [2021-03-25 04:55:35,466 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 04:55:35,466 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 41 [2021-03-25 04:55:35,466 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 41 transitions, 260 flow [2021-03-25 04:55:35,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 175.75) internal successors, (703), 4 states have internal predecessors, (703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,467 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:35,467 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:35,467 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 04:55:35,467 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:35,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:35,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1512912585, now seen corresponding path program 1 times [2021-03-25 04:55:35,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:35,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210737406] [2021-03-25 04:55:35,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:35,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:35,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:35,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:35,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:35,548 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-25 04:55:35,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 04:55:35,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:35,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:55:35,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:35,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210737406] [2021-03-25 04:55:35,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:35,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 04:55:35,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719336360] [2021-03-25 04:55:35,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 04:55:35,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:35,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 04:55:35,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 04:55:35,563 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 208 [2021-03-25 04:55:35,564 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 41 transitions, 260 flow. Second operand has 5 states, 5 states have (on average 175.8) internal successors, (879), 5 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,564 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:35,564 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 208 [2021-03-25 04:55:35,564 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:35,642 INFO L129 PetriNetUnfolder]: 53/171 cut-off events. [2021-03-25 04:55:35,642 INFO L130 PetriNetUnfolder]: For 618/835 co-relation queries the response was YES. [2021-03-25 04:55:35,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 678 conditions, 171 events. 53/171 cut-off events. For 618/835 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 903 event pairs, 7 based on Foata normal form. 123/289 useless extension candidates. Maximal degree in co-relation 656. Up to 90 conditions per place. [2021-03-25 04:55:35,644 INFO L132 encePairwiseOnDemand]: 202/208 looper letters, 7 selfloop transitions, 15 changer transitions 3/50 dead transitions. [2021-03-25 04:55:35,644 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 50 transitions, 360 flow [2021-03-25 04:55:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 04:55:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 04:55:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1250 transitions. [2021-03-25 04:55:35,648 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8585164835164835 [2021-03-25 04:55:35,648 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1250 transitions. [2021-03-25 04:55:35,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1250 transitions. [2021-03-25 04:55:35,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:35,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1250 transitions. [2021-03-25 04:55:35,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 178.57142857142858) internal successors, (1250), 7 states have internal predecessors, (1250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,654 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 208.0) internal successors, (1664), 8 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,654 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 208.0) internal successors, (1664), 8 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,654 INFO L185 Difference]: Start difference. First operand has 48 places, 41 transitions, 260 flow. Second operand 7 states and 1250 transitions. [2021-03-25 04:55:35,655 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 50 transitions, 360 flow [2021-03-25 04:55:35,658 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 50 transitions, 356 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 04:55:35,660 INFO L241 Difference]: Finished difference. Result has 56 places, 47 transitions, 355 flow [2021-03-25 04:55:35,660 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=355, PETRI_PLACES=56, PETRI_TRANSITIONS=47} [2021-03-25 04:55:35,660 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 3 predicate places. [2021-03-25 04:55:35,660 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:35,660 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 47 transitions, 355 flow [2021-03-25 04:55:35,660 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 47 transitions, 355 flow [2021-03-25 04:55:35,661 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 56 places, 47 transitions, 355 flow [2021-03-25 04:55:35,684 INFO L129 PetriNetUnfolder]: 49/166 cut-off events. [2021-03-25 04:55:35,684 INFO L130 PetriNetUnfolder]: For 641/762 co-relation queries the response was YES. [2021-03-25 04:55:35,685 INFO L84 FinitePrefix]: Finished finitePrefix Result has 716 conditions, 166 events. 49/166 cut-off events. For 641/762 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 878 event pairs, 7 based on Foata normal form. 15/175 useless extension candidates. Maximal degree in co-relation 692. Up to 84 conditions per place. [2021-03-25 04:55:35,687 INFO L142 LiptonReduction]: Number of co-enabled transitions 398 [2021-03-25 04:55:35,692 INFO L154 LiptonReduction]: Checked pairs total: 266 [2021-03-25 04:55:35,692 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 04:55:35,692 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-03-25 04:55:35,692 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 47 transitions, 355 flow [2021-03-25 04:55:35,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 175.8) internal successors, (879), 5 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,693 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:35,693 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:35,693 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 04:55:35,693 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:35,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:35,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1083035022, now seen corresponding path program 1 times [2021-03-25 04:55:35,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:35,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496423407] [2021-03-25 04:55:35,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:35,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:35,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:55:35,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:35,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:35,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:35,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496423407] [2021-03-25 04:55:35,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:35,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 04:55:35,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848137501] [2021-03-25 04:55:35,761 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 04:55:35,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:35,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 04:55:35,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 04:55:35,762 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 186 out of 208 [2021-03-25 04:55:35,763 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 47 transitions, 355 flow. Second operand has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,763 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:35,763 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 186 of 208 [2021-03-25 04:55:35,763 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:35,820 INFO L129 PetriNetUnfolder]: 91/300 cut-off events. [2021-03-25 04:55:35,820 INFO L130 PetriNetUnfolder]: For 1165/1278 co-relation queries the response was YES. [2021-03-25 04:55:35,822 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1300 conditions, 300 events. 91/300 cut-off events. For 1165/1278 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 1969 event pairs, 12 based on Foata normal form. 28/302 useless extension candidates. Maximal degree in co-relation 1274. Up to 164 conditions per place. [2021-03-25 04:55:35,823 INFO L132 encePairwiseOnDemand]: 205/208 looper letters, 5 selfloop transitions, 2 changer transitions 0/49 dead transitions. [2021-03-25 04:55:35,823 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 49 transitions, 374 flow [2021-03-25 04:55:35,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 04:55:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 04:55:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 566 transitions. [2021-03-25 04:55:35,826 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.907051282051282 [2021-03-25 04:55:35,826 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 566 transitions. [2021-03-25 04:55:35,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 566 transitions. [2021-03-25 04:55:35,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:35,826 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 566 transitions. [2021-03-25 04:55:35,827 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 188.66666666666666) internal successors, (566), 3 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,829 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 208.0) internal successors, (832), 4 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,829 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 208.0) internal successors, (832), 4 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:35,829 INFO L185 Difference]: Start difference. First operand has 56 places, 47 transitions, 355 flow. Second operand 3 states and 566 transitions. [2021-03-25 04:55:35,829 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 49 transitions, 374 flow [2021-03-25 04:55:35,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 56 places, 49 transitions, 339 flow, removed 13 selfloop flow, removed 2 redundant places. [2021-03-25 04:55:35,839 INFO L241 Difference]: Finished difference. Result has 57 places, 48 transitions, 332 flow [2021-03-25 04:55:35,839 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=208, PETRI_DIFFERENCE_MINUEND_FLOW=320, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=332, PETRI_PLACES=57, PETRI_TRANSITIONS=48} [2021-03-25 04:55:35,840 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 4 predicate places. [2021-03-25 04:55:35,840 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:35,840 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 48 transitions, 332 flow [2021-03-25 04:55:35,840 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 48 transitions, 332 flow [2021-03-25 04:55:35,840 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 48 transitions, 332 flow [2021-03-25 04:55:35,874 INFO L129 PetriNetUnfolder]: 85/279 cut-off events. [2021-03-25 04:55:35,875 INFO L130 PetriNetUnfolder]: For 844/910 co-relation queries the response was YES. [2021-03-25 04:55:35,876 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1043 conditions, 279 events. 85/279 cut-off events. For 844/910 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 1811 event pairs, 12 based on Foata normal form. 22/282 useless extension candidates. Maximal degree in co-relation 1018. Up to 74 conditions per place. [2021-03-25 04:55:35,879 INFO L142 LiptonReduction]: Number of co-enabled transitions 416 [2021-03-25 04:55:36,030 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-03-25 04:55:36,162 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-03-25 04:55:36,396 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2021-03-25 04:55:36,635 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2021-03-25 04:55:36,642 INFO L154 LiptonReduction]: Checked pairs total: 203 [2021-03-25 04:55:36,643 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 04:55:36,643 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 803 [2021-03-25 04:55:36,643 INFO L480 AbstractCegarLoop]: Abstraction has has 57 places, 48 transitions, 344 flow [2021-03-25 04:55:36,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:36,644 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:36,644 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:36,644 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 04:55:36,644 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:36,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:36,644 INFO L82 PathProgramCache]: Analyzing trace with hash 810478126, now seen corresponding path program 2 times [2021-03-25 04:55:36,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:36,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439222190] [2021-03-25 04:55:36,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 04:55:36,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:36,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:36,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:36,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:36,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:36,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 04:55:36,720 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-03-25 04:55:36,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 04:55:36,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 04:55:36,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 04:55:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 04:55:36,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439222190] [2021-03-25 04:55:36,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 04:55:36,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-25 04:55:36,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704459991] [2021-03-25 04:55:36,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 04:55:36,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 04:55:36,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 04:55:36,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 04:55:36,730 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 209 [2021-03-25 04:55:36,731 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 48 transitions, 344 flow. Second operand has 6 states, 6 states have (on average 175.83333333333334) internal successors, (1055), 6 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:36,731 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 04:55:36,731 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 209 [2021-03-25 04:55:36,731 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 04:55:36,827 INFO L129 PetriNetUnfolder]: 65/231 cut-off events. [2021-03-25 04:55:36,828 INFO L130 PetriNetUnfolder]: For 901/1216 co-relation queries the response was YES. [2021-03-25 04:55:36,829 INFO L84 FinitePrefix]: Finished finitePrefix Result has 938 conditions, 231 events. 65/231 cut-off events. For 901/1216 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 1482 event pairs, 3 based on Foata normal form. 185/399 useless extension candidates. Maximal degree in co-relation 911. Up to 65 conditions per place. [2021-03-25 04:55:36,830 INFO L132 encePairwiseOnDemand]: 203/209 looper letters, 2 selfloop transitions, 19 changer transitions 4/49 dead transitions. [2021-03-25 04:55:36,830 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 49 transitions, 378 flow [2021-03-25 04:55:36,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 04:55:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 04:55:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1601 transitions. [2021-03-25 04:55:36,834 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8511430090377459 [2021-03-25 04:55:36,834 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1601 transitions. [2021-03-25 04:55:36,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1601 transitions. [2021-03-25 04:55:36,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 04:55:36,835 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1601 transitions. [2021-03-25 04:55:36,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 177.88888888888889) internal successors, (1601), 9 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:36,841 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 209.0) internal successors, (2090), 10 states have internal predecessors, (2090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:36,842 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 209.0) internal successors, (2090), 10 states have internal predecessors, (2090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:36,843 INFO L185 Difference]: Start difference. First operand has 57 places, 48 transitions, 344 flow. Second operand 9 states and 1601 transitions. [2021-03-25 04:55:36,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 49 transitions, 378 flow [2021-03-25 04:55:36,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 49 transitions, 354 flow, removed 6 selfloop flow, removed 4 redundant places. [2021-03-25 04:55:36,846 INFO L241 Difference]: Finished difference. Result has 64 places, 45 transitions, 330 flow [2021-03-25 04:55:36,847 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=209, PETRI_DIFFERENCE_MINUEND_FLOW=276, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=330, PETRI_PLACES=64, PETRI_TRANSITIONS=45} [2021-03-25 04:55:36,847 INFO L343 CegarLoopForPetriNet]: 53 programPoint places, 11 predicate places. [2021-03-25 04:55:36,847 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 04:55:36,847 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 64 places, 45 transitions, 330 flow [2021-03-25 04:55:36,847 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 64 places, 45 transitions, 330 flow [2021-03-25 04:55:36,848 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 63 places, 45 transitions, 330 flow [2021-03-25 04:55:36,872 INFO L129 PetriNetUnfolder]: 59/219 cut-off events. [2021-03-25 04:55:36,872 INFO L130 PetriNetUnfolder]: For 726/763 co-relation queries the response was YES. [2021-03-25 04:55:36,873 INFO L84 FinitePrefix]: Finished finitePrefix Result has 876 conditions, 219 events. 59/219 cut-off events. For 726/763 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 1393 event pairs, 3 based on Foata normal form. 14/216 useless extension candidates. Maximal degree in co-relation 850. Up to 65 conditions per place. [2021-03-25 04:55:36,875 INFO L142 LiptonReduction]: Number of co-enabled transitions 398 [2021-03-25 04:55:37,215 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-25 04:55:37,361 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-03-25 04:55:37,498 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-03-25 04:55:37,632 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-03-25 04:55:37,886 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2021-03-25 04:55:38,152 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2021-03-25 04:55:38,158 INFO L154 LiptonReduction]: Checked pairs total: 308 [2021-03-25 04:55:38,158 INFO L156 LiptonReduction]: Total number of compositions: 5 [2021-03-25 04:55:38,159 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1312 [2021-03-25 04:55:38,159 INFO L480 AbstractCegarLoop]: Abstraction has has 61 places, 40 transitions, 300 flow [2021-03-25 04:55:38,159 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 175.83333333333334) internal successors, (1055), 6 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 04:55:38,160 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 04:55:38,160 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 04:55:38,160 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 04:55:38,160 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-25 04:55:38,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 04:55:38,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1670744253, now seen corresponding path program 1 times [2021-03-25 04:55:38,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 04:55:38,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452946095] [2021-03-25 04:55:38,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 04:55:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 04:55:38,238 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 04:55:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-25 04:55:38,329 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-25 04:55:38,373 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-25 04:55:38,374 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-03-25 04:55:38,374 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 04:55:38,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 04:55:38 BasicIcfg [2021-03-25 04:55:38,482 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 04:55:38,483 INFO L168 Benchmark]: Toolchain (without parser) took 26036.69 ms. Allocated memory was 255.9 MB in the beginning and 771.8 MB in the end (delta: 515.9 MB). Free memory was 234.6 MB in the beginning and 498.4 MB in the end (delta: -263.8 MB). Peak memory consumption was 251.3 MB. Max. memory is 16.0 GB. [2021-03-25 04:55:38,483 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 04:55:38,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.45 ms. Allocated memory was 255.9 MB in the beginning and 375.4 MB in the end (delta: 119.5 MB). Free memory was 234.6 MB in the beginning and 332.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-03-25 04:55:38,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.65 ms. Allocated memory is still 375.4 MB. Free memory was 332.4 MB in the beginning and 329.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 04:55:38,485 INFO L168 Benchmark]: Boogie Preprocessor took 61.21 ms. Allocated memory is still 375.4 MB. Free memory was 329.9 MB in the beginning and 327.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 04:55:38,485 INFO L168 Benchmark]: RCFGBuilder took 3120.62 ms. Allocated memory was 375.4 MB in the beginning and 463.5 MB in the end (delta: 88.1 MB). Free memory was 327.0 MB in the beginning and 425.4 MB in the end (delta: -98.3 MB). Peak memory consumption was 111.3 MB. Max. memory is 16.0 GB. [2021-03-25 04:55:38,485 INFO L168 Benchmark]: TraceAbstraction took 22167.50 ms. Allocated memory was 463.5 MB in the beginning and 771.8 MB in the end (delta: 308.3 MB). Free memory was 425.4 MB in the beginning and 498.4 MB in the end (delta: -73.1 MB). Peak memory consumption was 235.2 MB. Max. memory is 16.0 GB. [2021-03-25 04:55:38,487 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 599.45 ms. Allocated memory was 255.9 MB in the beginning and 375.4 MB in the end (delta: 119.5 MB). Free memory was 234.6 MB in the beginning and 332.4 MB in the end (delta: -97.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 77.65 ms. Allocated memory is still 375.4 MB. Free memory was 332.4 MB in the beginning and 329.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 61.21 ms. Allocated memory is still 375.4 MB. Free memory was 329.9 MB in the beginning and 327.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 3120.62 ms. Allocated memory was 375.4 MB in the beginning and 463.5 MB in the end (delta: 88.1 MB). Free memory was 327.0 MB in the beginning and 425.4 MB in the end (delta: -98.3 MB). Peak memory consumption was 111.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 22167.50 ms. Allocated memory was 463.5 MB in the beginning and 771.8 MB in the end (delta: 308.3 MB). Free memory was 425.4 MB in the beginning and 498.4 MB in the end (delta: -73.1 MB). Peak memory consumption was 235.2 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12148.1ms, 119 PlacesBefore, 53 PlacesAfterwards, 111 TransitionsBefore, 44 TransitionsAfterwards, 1498 CoEnabledTransitionPairs, 5 FixpointIterations, 39 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 1 ConcurrentYvCompositions, 1 ChoiceCompositions, 73 TotalNumberOfCompositions, 2082 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1055, positive: 1001, positive conditional: 0, positive unconditional: 1001, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 669, positive: 646, positive conditional: 0, positive unconditional: 646, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 669, positive: 646, positive conditional: 0, positive unconditional: 646, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1055, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 669, unknown conditional: 0, unknown unconditional: 669] , Statistics on independence cache: Total cache size (in pairs): 72, Positive cache size: 62, Positive conditional cache size: 0, Positive unconditional cache size: 62, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1209.5ms, 50 PlacesBefore, 37 PlacesAfterwards, 41 TransitionsBefore, 28 TransitionsAfterwards, 306 CoEnabledTransitionPairs, 3 FixpointIterations, 9 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 14 TotalNumberOfCompositions, 838 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 311, positive: 257, positive conditional: 0, positive unconditional: 257, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 49, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 49, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 311, positive: 216, positive conditional: 0, positive unconditional: 216, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 49, unknown conditional: 0, unknown unconditional: 49] , Statistics on independence cache: Total cache size (in pairs): 62, Positive cache size: 47, Positive conditional cache size: 0, Positive unconditional cache size: 47, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 717.1ms, 40 PlacesBefore, 31 PlacesAfterwards, 25 TransitionsBefore, 21 TransitionsAfterwards, 162 CoEnabledTransitionPairs, 3 FixpointIterations, 4 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 537 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 112, positive: 64, positive conditional: 0, positive unconditional: 64, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 112, positive: 63, positive conditional: 0, positive unconditional: 63, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , Statistics on independence cache: Total cache size (in pairs): 65, Positive cache size: 48, Positive conditional cache size: 0, Positive unconditional cache size: 48, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2329.0ms, 33 PlacesBefore, 30 PlacesAfterwards, 21 TransitionsBefore, 19 TransitionsAfterwards, 160 CoEnabledTransitionPairs, 3 FixpointIterations, 2 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 495 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 110, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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] , Cache Queries: [ total: 110, positive: 65, positive conditional: 0, positive unconditional: 65, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 65, Positive cache size: 48, Positive conditional cache size: 0, Positive unconditional cache size: 48, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 537.7ms, 36 PlacesBefore, 36 PlacesAfterwards, 29 TransitionsBefore, 29 TransitionsAfterwards, 238 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 295 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 97, positive: 79, positive conditional: 0, positive unconditional: 79, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 97, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 10, unknown conditional: 0, unknown unconditional: 10] , Statistics on independence cache: Total cache size (in pairs): 70, Positive cache size: 54, Positive conditional cache size: 0, Positive unconditional cache size: 54, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 35.9ms, 42 PlacesBefore, 42 PlacesAfterwards, 34 TransitionsBefore, 34 TransitionsAfterwards, 260 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 325 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 136, positive: 119, positive conditional: 0, positive unconditional: 119, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 136, positive: 115, positive conditional: 0, positive unconditional: 115, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 74, Positive cache size: 58, Positive conditional cache size: 0, Positive unconditional cache size: 58, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 40.2ms, 48 PlacesBefore, 48 PlacesAfterwards, 41 TransitionsBefore, 41 TransitionsAfterwards, 362 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 260 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 135, positive: 125, positive conditional: 0, positive unconditional: 125, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 135, positive: 124, positive conditional: 0, positive unconditional: 124, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 75, Positive cache size: 59, Positive conditional cache size: 0, Positive unconditional cache size: 59, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.3ms, 56 PlacesBefore, 56 PlacesAfterwards, 47 TransitionsBefore, 47 TransitionsAfterwards, 398 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 266 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 136, positive: 125, positive conditional: 0, positive unconditional: 125, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 136, positive: 121, positive conditional: 0, positive unconditional: 121, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , Statistics on independence cache: Total cache size (in pairs): 79, Positive cache size: 63, Positive conditional cache size: 0, Positive unconditional cache size: 63, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 802.7ms, 57 PlacesBefore, 57 PlacesAfterwards, 48 TransitionsBefore, 48 TransitionsAfterwards, 416 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 203 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 83, positive: 75, positive conditional: 0, positive unconditional: 75, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 83, positive: 74, positive conditional: 0, positive unconditional: 74, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , Statistics on independence cache: Total cache size (in pairs): 71, Positive cache size: 58, Positive conditional cache size: 0, Positive unconditional cache size: 58, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1311.3ms, 64 PlacesBefore, 61 PlacesAfterwards, 45 TransitionsBefore, 40 TransitionsAfterwards, 398 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 3 ConcurrentYvCompositions, 0 ChoiceCompositions, 5 TotalNumberOfCompositions, 308 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 244, positive: 232, positive conditional: 0, positive unconditional: 232, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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] , Cache Queries: [ total: 244, positive: 232, positive conditional: 0, positive unconditional: 232, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 54, Positive cache size: 45, Positive conditional cache size: 0, Positive unconditional cache size: 45, Negative cache size: 9, Negative conditional cache size: 0, Negative unconditional cache size: 9 - CounterExampleResult [Line: 19]: 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_p0_EAX = 0; [L713] 0 _Bool __unbuffered_p0_EAX$flush_delayed; [L714] 0 int __unbuffered_p0_EAX$mem_tmp; [L715] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd0; [L716] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd1; [L717] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd2; [L718] 0 _Bool __unbuffered_p0_EAX$r_buff0_thd3; [L719] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd0; [L720] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd1; [L721] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd2; [L722] 0 _Bool __unbuffered_p0_EAX$r_buff1_thd3; [L723] 0 _Bool __unbuffered_p0_EAX$read_delayed; [L724] 0 int *__unbuffered_p0_EAX$read_delayed_var; [L725] 0 int __unbuffered_p0_EAX$w_buff0; [L726] 0 _Bool __unbuffered_p0_EAX$w_buff0_used; [L727] 0 int __unbuffered_p0_EAX$w_buff1; [L728] 0 _Bool __unbuffered_p0_EAX$w_buff1_used; [L730] 0 int __unbuffered_p1_EAX = 0; [L732] 0 int __unbuffered_p1_EBX = 0; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L737] 0 _Bool x$flush_delayed; [L738] 0 int x$mem_tmp; [L739] 0 _Bool x$r_buff0_thd0; [L740] 0 _Bool x$r_buff0_thd1; [L741] 0 _Bool x$r_buff0_thd2; [L742] 0 _Bool x$r_buff0_thd3; [L743] 0 _Bool x$r_buff1_thd0; [L744] 0 _Bool x$r_buff1_thd1; [L745] 0 _Bool x$r_buff1_thd2; [L746] 0 _Bool x$r_buff1_thd3; [L747] 0 _Bool x$read_delayed; [L748] 0 int *x$read_delayed_var; [L749] 0 int x$w_buff0; [L750] 0 _Bool x$w_buff0_used; [L751] 0 int x$w_buff1; [L752] 0 _Bool x$w_buff1_used; [L754] 0 int y = 0; [L755] 0 _Bool weak$$choice0; [L756] 0 _Bool weak$$choice1; [L757] 0 _Bool weak$$choice2; [L857] 0 pthread_t t1684; [L858] FCALL, FORK 0 pthread_create(&t1684, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L859] 0 pthread_t t1685; [L761] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L762] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L763] 1 x$flush_delayed = weak$$choice2 [L764] EXPR 1 \read(x) [L764] 1 x$mem_tmp = x [L765] 1 weak$$choice1 = __VERIFIER_nondet_bool() [L766] EXPR 1 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L766] EXPR 1 \read(x) [L766] EXPR 1 !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L766] 1 x = !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))) [L767] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)))) [L767] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)))) [L768] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)))) [L768] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)))) [L769] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L769] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? weak$$choice0 : weak$$choice0)))) [L770] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L770] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L771] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L771] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L772] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x$r_buff1_thd1 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L772] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (weak$$choice0 ? x$r_buff1_thd1 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd1 && x$w_buff1_used && !x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)))) [L773] 1 __unbuffered_p0_EAX$read_delayed = (_Bool)1 [L774] 1 __unbuffered_p0_EAX$read_delayed_var = &x [L775] EXPR 1 \read(x) [L775] 1 __unbuffered_p0_EAX = x [L776] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L776] 1 x = x$flush_delayed ? x$mem_tmp : x [L777] 1 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L860] FCALL, FORK 0 pthread_create(&t1685, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L861] 0 pthread_t t1686; [L862] FCALL, FORK 0 pthread_create(&t1686, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L780] 1 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L792] 2 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L795] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L798] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L799] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L800] 2 x$flush_delayed = weak$$choice2 [L801] EXPR 2 \read(x) [L801] 2 x$mem_tmp = x [L802] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L802] EXPR 2 \read(x) [L802] EXPR 2 !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L802] 2 x = !x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff1) [L803] EXPR 2 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L803] 2 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : x$w_buff0)) [L804] EXPR 2 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L804] 2 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff1 : x$w_buff1)) [L805] EXPR 2 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L805] 2 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used)) [L806] EXPR 2 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L806] 2 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L807] EXPR 2 weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L807] 2 x$r_buff0_thd2 = weak$$choice2 ? x$r_buff0_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff0_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2)) [L808] EXPR 2 weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L808] 2 x$r_buff1_thd2 = weak$$choice2 ? x$r_buff1_thd2 : (!x$w_buff0_used || !x$r_buff0_thd2 && !x$w_buff1_used || !x$r_buff0_thd2 && !x$r_buff1_thd2 ? x$r_buff1_thd2 : (x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L809] EXPR 2 \read(x) [L809] 2 __unbuffered_p1_EBX = x [L810] EXPR 2 x$flush_delayed ? x$mem_tmp : x [L810] 2 x = x$flush_delayed ? x$mem_tmp : x [L811] 2 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L823] 3 x$w_buff1 = x$w_buff0 [L824] 3 x$w_buff0 = 1 [L825] 3 x$w_buff1_used = x$w_buff0_used [L826] 3 x$w_buff0_used = (_Bool)1 [L19] COND FALSE 3 !(!expression) [L828] 3 x$r_buff1_thd0 = x$r_buff0_thd0 [L829] 3 x$r_buff1_thd1 = x$r_buff0_thd1 [L830] 3 x$r_buff1_thd2 = x$r_buff0_thd2 [L831] 3 x$r_buff1_thd3 = x$r_buff0_thd3 [L832] 3 x$r_buff0_thd3 = (_Bool)1 [L835] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L835] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L836] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L836] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L837] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L837] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L838] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L838] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L839] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L839] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L785] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L787] 1 return 0; [L816] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L818] 2 return 0; [L842] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L844] 3 return 0; [L864] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L4] COND FALSE 0 !(!cond) [L868] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L868] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L868] EXPR 0 \read(x) [L868] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L868] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L868] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L869] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L869] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L870] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L870] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L871] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L871] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L872] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L872] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L875] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L876] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L876] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L876] EXPR 0 \read(*__unbuffered_p0_EAX$read_delayed_var) [L876] EXPR 0 weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX [L876] EXPR 0 __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L876] 0 __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX [L877] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0) [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff0_thd3=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$r_buff1_thd3=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={7:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=1, weak$$choice1=1, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 113 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 5.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 21885.6ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1048.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12229.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 29 SDtfs, 19 SDslu, 13 SDs, 0 SdLazy, 250 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 327.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 289.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=355occurred in iteration=7, InterpolantAutomatonStates: 47, 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: 48.6ms SsaConstructionTime, 528.5ms SatisfiabilityAnalysisTime, 663.7ms InterpolantComputationTime, 167 NumberOfCodeBlocks, 167 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 954 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...