/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix027_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-28 19:24:32,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-28 19:24:32,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-28 19:24:33,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-28 19:24:33,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-28 19:24:33,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-28 19:24:33,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-28 19:24:33,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-28 19:24:33,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-28 19:24:33,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-28 19:24:33,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-28 19:24:33,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-28 19:24:33,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-28 19:24:33,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-28 19:24:33,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-28 19:24:33,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-28 19:24:33,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-28 19:24:33,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-28 19:24:33,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-28 19:24:33,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-28 19:24:33,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-28 19:24:33,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-28 19:24:33,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-28 19:24:33,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-28 19:24:33,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-28 19:24:33,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-28 19:24:33,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-28 19:24:33,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-28 19:24:33,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-28 19:24:33,107 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-28 19:24:33,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-28 19:24:33,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-28 19:24:33,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-28 19:24:33,109 INFO L138 SettingsManager]: * Use SBE=true [2021-04-28 19:24:33,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-28 19:24:33,110 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-28 19:24:33,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-28 19:24:33,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-28 19:24:33,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-28 19:24:33,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-28 19:24:33,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-28 19:24:33,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-28 19:24:33,112 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-28 19:24:33,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-28 19:24:33,113 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-28 19:24:33,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-28 19:24:33,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-28 19:24:33,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-28 19:24:33,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-28 19:24:33,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-28 19:24:33,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 19:24:33,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-28 19:24:33,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-28 19:24:33,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-28 19:24:33,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-28 19:24:33,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-28 19:24:33,116 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-28 19:24:33,116 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-28 19:24:33,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-28 19:24:33,117 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-28 19:24:33,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-28 19:24:33,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-28 19:24:33,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-28 19:24:33,513 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-28 19:24:33,514 INFO L275 PluginConnector]: CDTParser initialized [2021-04-28 19:24:33,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix027_pso.oepc.i [2021-04-28 19:24:33,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8877708e/f66433315cd64cfe9ae2217ff4c89caa/FLAGa7f14e18c [2021-04-28 19:24:34,311 INFO L306 CDTParser]: Found 1 translation units. [2021-04-28 19:24:34,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix027_pso.oepc.i [2021-04-28 19:24:34,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8877708e/f66433315cd64cfe9ae2217ff4c89caa/FLAGa7f14e18c [2021-04-28 19:24:34,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8877708e/f66433315cd64cfe9ae2217ff4c89caa [2021-04-28 19:24:34,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-28 19:24:34,584 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-04-28 19:24:34,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-28 19:24:34,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-28 19:24:34,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-28 19:24:34,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 07:24:34" (1/1) ... [2021-04-28 19:24:34,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b5e30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:34, skipping insertion in model container [2021-04-28 19:24:34,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.04 07:24:34" (1/1) ... [2021-04-28 19:24:34,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-28 19:24:34,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-28 19:24:34,883 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/mix027_pso.oepc.i[949,962] [2021-04-28 19:24:35,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 19:24:35,183 INFO L203 MainTranslator]: Completed pre-run [2021-04-28 19:24:35,198 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/mix027_pso.oepc.i[949,962] [2021-04-28 19:24:35,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-28 19:24:35,468 INFO L208 MainTranslator]: Completed translation [2021-04-28 19:24:35,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35 WrapperNode [2021-04-28 19:24:35,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-28 19:24:35,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-28 19:24:35,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-28 19:24:35,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-28 19:24:35,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-28 19:24:35,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-28 19:24:35,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-28 19:24:35,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-28 19:24:35,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... [2021-04-28 19:24:35,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-28 19:24:35,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-28 19:24:35,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-28 19:24:35,620 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-28 19:24:35,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-28 19:24:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-28 19:24:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-04-28 19:24:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-28 19:24:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-28 19:24:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-04-28 19:24:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-04-28 19:24:35,750 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-04-28 19:24:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-04-28 19:24:35,750 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-04-28 19:24:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-04-28 19:24:35,750 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-04-28 19:24:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-04-28 19:24:35,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-28 19:24:35,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-04-28 19:24:35,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-28 19:24:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-28 19:24:35,753 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-28 19:24:38,191 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-28 19:24:38,191 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-04-28 19:24:38,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 07:24:38 BoogieIcfgContainer [2021-04-28 19:24:38,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-28 19:24:38,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-28 19:24:38,196 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-28 19:24:38,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-28 19:24:38,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.04 07:24:34" (1/3) ... [2021-04-28 19:24:38,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165d4bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 07:24:38, skipping insertion in model container [2021-04-28 19:24:38,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.04 07:24:35" (2/3) ... [2021-04-28 19:24:38,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@165d4bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 07:24:38, skipping insertion in model container [2021-04-28 19:24:38,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 07:24:38" (3/3) ... [2021-04-28 19:24:38,204 INFO L111 eAbstractionObserver]: Analyzing ICFG mix027_pso.oepc.i [2021-04-28 19:24:38,216 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-28 19:24:38,222 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-04-28 19:24:38,223 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-28 19:24:38,281 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,281 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,281 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,281 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,282 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,282 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,282 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,282 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,283 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,283 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,283 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,283 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,284 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,284 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,284 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,286 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,287 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,287 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,287 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,287 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,288 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,288 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,288 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,288 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,289 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,290 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,290 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,290 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,292 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,292 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,292 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,293 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,293 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,293 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,294 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,295 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,296 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,296 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,296 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,296 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,297 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,297 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,297 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,298 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,298 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,298 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,299 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,299 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,300 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,300 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,300 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,301 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,302 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,303 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,304 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,305 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,305 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,306 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,307 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,308 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,308 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,308 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,308 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,308 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,309 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,309 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,309 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,309 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,310 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,311 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,314 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,315 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,315 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,315 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,321 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,322 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,323 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,324 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,325 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,326 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,330 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,331 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,332 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,333 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,334 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,334 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,334 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,334 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,335 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,337 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,337 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,338 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,338 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,338 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,341 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,341 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,341 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,341 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,341 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,341 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,342 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,342 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,342 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,342 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,343 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,343 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,343 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,343 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,344 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,344 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,344 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,345 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,347 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,349 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,349 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,350 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,352 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,352 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,353 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,353 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,354 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,355 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,356 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,356 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,356 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,356 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,357 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,357 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,357 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,357 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,357 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,359 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,359 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,359 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,361 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,365 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,365 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,366 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,366 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,367 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,368 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,368 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,368 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,368 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,369 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,369 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,377 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,377 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,378 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,378 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,378 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,378 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,378 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,378 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,379 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,379 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,379 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,379 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,379 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,379 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,380 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,380 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,380 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,380 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-04-28 19:24:38,382 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-04-28 19:24:38,408 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-04-28 19:24:38,455 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-28 19:24:38,455 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-28 19:24:38,456 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-28 19:24:38,456 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-28 19:24:38,456 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-28 19:24:38,456 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-28 19:24:38,456 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-28 19:24:38,456 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-28 19:24:38,481 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2021-04-28 19:24:38,561 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-04-28 19:24:38,561 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:24:38,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 88 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-04-28 19:24:38,582 INFO L82 GeneralOperation]: Start removeDead. Operand has 128 places, 117 transitions, 254 flow [2021-04-28 19:24:38,590 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 124 places, 113 transitions, 238 flow [2021-04-28 19:24:38,592 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:24:38,611 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 238 flow [2021-04-28 19:24:38,615 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 238 flow [2021-04-28 19:24:38,621 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 238 flow [2021-04-28 19:24:38,666 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2021-04-28 19:24:38,667 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:24:38,668 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 90 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 77. Up to 2 conditions per place. [2021-04-28 19:24:38,675 INFO L146 LiptonReduction]: Number of co-enabled transitions 2774 [2021-04-28 19:24:42,250 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-04-28 19:24:42,360 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2021-04-28 19:24:42,911 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-04-28 19:24:43,105 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 19:24:43,623 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2021-04-28 19:24:44,388 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-04-28 19:24:53,320 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-04-28 19:24:56,722 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-28 19:24:56,828 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-28 19:24:57,022 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-04-28 19:25:00,717 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:00,831 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:00,942 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:01,053 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:01,171 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:25:01,288 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:25:01,405 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:25:01,522 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-04-28 19:25:02,015 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:25:02,123 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:25:02,229 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:25:02,334 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-04-28 19:25:02,547 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 19:25:02,684 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 19:25:02,796 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-04-28 19:25:02,903 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:25:03,011 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:25:03,113 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:25:03,223 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-28 19:25:03,360 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:25:03,497 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:25:03,625 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:25:03,749 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-04-28 19:25:05,511 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-04-28 19:25:06,841 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 19:25:06,993 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 19:25:07,147 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 19:25:07,300 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2021-04-28 19:25:09,639 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 19:25:09,783 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 19:25:09,925 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 19:25:10,065 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-04-28 19:25:10,652 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2021-04-28 19:25:11,105 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:25:11,242 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:25:11,387 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:25:11,523 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-28 19:25:11,642 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:11,753 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:11,864 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:11,979 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-04-28 19:25:12,106 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:25:12,239 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:25:12,365 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:25:12,494 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-04-28 19:25:13,385 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:13,540 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:13,747 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:13,932 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:14,514 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-04-28 19:25:14,779 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-28 19:25:15,311 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 122 [2021-04-28 19:25:15,569 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-04-28 19:25:15,753 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:15,929 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:16,110 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:16,284 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:16,486 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:25:16,690 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:25:16,896 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:25:17,104 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-04-28 19:25:17,307 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:25:17,493 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:25:17,682 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:25:17,877 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-04-28 19:25:18,086 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:18,297 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:18,508 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:18,723 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:19,275 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:19,486 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:19,690 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:19,899 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:20,083 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:20,264 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:20,438 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:20,613 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-04-28 19:25:20,789 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:20,953 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:21,123 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:21,298 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-04-28 19:25:21,487 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:25:21,668 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:25:21,850 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:25:22,035 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-04-28 19:25:22,190 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:25:22,342 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:25:22,494 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:25:22,650 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-04-28 19:25:22,807 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:25:22,970 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:25:23,128 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:25:23,283 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-04-28 19:25:23,459 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:25:23,623 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:25:23,803 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:25:23,974 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-04-28 19:25:24,129 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:25:24,294 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:25:24,449 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:25:24,600 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-04-28 19:25:25,130 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-04-28 19:25:25,372 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-04-28 19:25:25,894 WARN L205 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-04-28 19:25:26,149 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2021-04-28 19:25:26,360 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:26,566 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:26,783 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:27,000 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:27,206 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:27,416 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:27,634 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:27,849 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:28,050 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:25:28,253 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:25:28,453 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:25:28,659 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-04-28 19:25:28,873 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:29,086 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:29,292 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:29,508 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-04-28 19:25:29,576 INFO L158 LiptonReduction]: Checked pairs total: 28389 [2021-04-28 19:25:29,577 INFO L160 LiptonReduction]: Total number of compositions: 295 [2021-04-28 19:25:29,582 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 50991 [2021-04-28 19:25:29,605 INFO L129 PetriNetUnfolder]: 0/60 cut-off events. [2021-04-28 19:25:29,605 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:25:29,605 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:25:29,606 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2021-04-28 19:25:29,606 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:25:29,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:25:29,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1387138, now seen corresponding path program 1 times [2021-04-28 19:25:29,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:25:29,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954184451] [2021-04-28 19:25:29,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:25:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:25:29,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:25:29,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:25:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:25:29,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954184451] [2021-04-28 19:25:29,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:25:29,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 19:25:29,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811437731] [2021-04-28 19:25:29,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:25:29,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:25:29,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:25:29,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:25:29,912 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 412 [2021-04-28 19:25:29,921 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 143 transitions, 298 flow. Second operand has 3 states, 3 states have (on average 313.6666666666667) internal successors, (941), 3 states have internal predecessors, (941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:29,921 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:25:29,921 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 412 [2021-04-28 19:25:29,922 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:25:30,200 INFO L129 PetriNetUnfolder]: 133/850 cut-off events. [2021-04-28 19:25:30,201 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:25:30,207 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1086 conditions, 850 events. 133/850 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 7672 event pairs, 110 based on Foata normal form. 69/344 useless extension candidates. Maximal degree in co-relation 1001. Up to 153 conditions per place. [2021-04-28 19:25:30,214 INFO L132 encePairwiseOnDemand]: 389/412 looper letters, 11 selfloop transitions, 2 changer transitions 59/144 dead transitions. [2021-04-28 19:25:30,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 144 transitions, 360 flow [2021-04-28 19:25:30,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:25:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:25:30,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 976 transitions. [2021-04-28 19:25:30,238 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7896440129449838 [2021-04-28 19:25:30,239 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 976 transitions. [2021-04-28 19:25:30,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 976 transitions. [2021-04-28 19:25:30,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:25:30,249 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 976 transitions. [2021-04-28 19:25:30,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 325.3333333333333) internal successors, (976), 3 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:30,270 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 412.0) internal successors, (1648), 4 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:30,272 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 412.0) internal successors, (1648), 4 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:30,274 INFO L185 Difference]: Start difference. First operand has 155 places, 143 transitions, 298 flow. Second operand 3 states and 976 transitions. [2021-04-28 19:25:30,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 144 transitions, 360 flow [2021-04-28 19:25:30,281 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 144 transitions, 356 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-04-28 19:25:30,285 INFO L241 Difference]: Finished difference. Result has 150 places, 80 transitions, 172 flow [2021-04-28 19:25:30,288 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=139, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=172, PETRI_PLACES=150, PETRI_TRANSITIONS=80} [2021-04-28 19:25:30,289 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -5 predicate places. [2021-04-28 19:25:30,289 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:25:30,289 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 150 places, 80 transitions, 172 flow [2021-04-28 19:25:30,290 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 150 places, 80 transitions, 172 flow [2021-04-28 19:25:30,291 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 80 transitions, 172 flow [2021-04-28 19:25:30,308 INFO L129 PetriNetUnfolder]: 0/80 cut-off events. [2021-04-28 19:25:30,308 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:25:30,308 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92 conditions, 80 events. 0/80 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 374 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2021-04-28 19:25:30,313 INFO L146 LiptonReduction]: Number of co-enabled transitions 3200 [2021-04-28 19:25:30,512 INFO L158 LiptonReduction]: Checked pairs total: 4310 [2021-04-28 19:25:30,513 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:25:30,513 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 224 [2021-04-28 19:25:30,515 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 80 transitions, 172 flow [2021-04-28 19:25:30,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 313.6666666666667) internal successors, (941), 3 states have internal predecessors, (941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:30,517 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:25:30,517 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:25:30,517 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-28 19:25:30,517 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:25:30,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:25:30,518 INFO L82 PathProgramCache]: Analyzing trace with hash 910418150, now seen corresponding path program 1 times [2021-04-28 19:25:30,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:25:30,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280717889] [2021-04-28 19:25:30,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:25:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:25:30,699 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:25:30,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:25:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:25:30,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280717889] [2021-04-28 19:25:30,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:25:30,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-28 19:25:30,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566428551] [2021-04-28 19:25:30,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:25:30,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:25:30,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:25:30,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:25:30,723 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 412 [2021-04-28 19:25:30,724 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 80 transitions, 172 flow. Second operand has 3 states, 3 states have (on average 238.66666666666666) internal successors, (716), 3 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:30,724 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:25:30,724 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 412 [2021-04-28 19:25:30,724 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:25:33,124 INFO L129 PetriNetUnfolder]: 5482/13716 cut-off events. [2021-04-28 19:25:33,124 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-28 19:25:33,187 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21713 conditions, 13716 events. 5482/13716 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2016. Compared 170470 event pairs, 1789 based on Foata normal form. 0/8749 useless extension candidates. Maximal degree in co-relation 21704. Up to 4051 conditions per place. [2021-04-28 19:25:33,207 INFO L132 encePairwiseOnDemand]: 386/412 looper letters, 8 selfloop transitions, 8 changer transitions 52/112 dead transitions. [2021-04-28 19:25:33,208 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 112 transitions, 372 flow [2021-04-28 19:25:33,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:25:33,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:25:33,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 781 transitions. [2021-04-28 19:25:33,212 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6318770226537217 [2021-04-28 19:25:33,212 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 781 transitions. [2021-04-28 19:25:33,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 781 transitions. [2021-04-28 19:25:33,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:25:33,213 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 781 transitions. [2021-04-28 19:25:33,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 260.3333333333333) internal successors, (781), 3 states have internal predecessors, (781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,219 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 412.0) internal successors, (1648), 4 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,221 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 412.0) internal successors, (1648), 4 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,221 INFO L185 Difference]: Start difference. First operand has 91 places, 80 transitions, 172 flow. Second operand 3 states and 781 transitions. [2021-04-28 19:25:33,221 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 112 transitions, 372 flow [2021-04-28 19:25:33,224 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 91 places, 112 transitions, 368 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 19:25:33,227 INFO L241 Difference]: Finished difference. Result has 93 places, 60 transitions, 176 flow [2021-04-28 19:25:33,227 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=168, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=176, PETRI_PLACES=93, PETRI_TRANSITIONS=60} [2021-04-28 19:25:33,228 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -62 predicate places. [2021-04-28 19:25:33,228 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:25:33,228 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 60 transitions, 176 flow [2021-04-28 19:25:33,229 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 60 transitions, 176 flow [2021-04-28 19:25:33,229 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 60 transitions, 176 flow [2021-04-28 19:25:33,374 INFO L129 PetriNetUnfolder]: 241/879 cut-off events. [2021-04-28 19:25:33,375 INFO L130 PetriNetUnfolder]: For 108/121 co-relation queries the response was YES. [2021-04-28 19:25:33,379 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1476 conditions, 879 events. 241/879 cut-off events. For 108/121 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 7365 event pairs, 93 based on Foata normal form. 0/620 useless extension candidates. Maximal degree in co-relation 1467. Up to 263 conditions per place. [2021-04-28 19:25:33,401 INFO L146 LiptonReduction]: Number of co-enabled transitions 2010 [2021-04-28 19:25:33,542 INFO L158 LiptonReduction]: Checked pairs total: 1364 [2021-04-28 19:25:33,542 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:25:33,543 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 315 [2021-04-28 19:25:33,547 INFO L480 AbstractCegarLoop]: Abstraction has has 66 places, 60 transitions, 176 flow [2021-04-28 19:25:33,548 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 238.66666666666666) internal successors, (716), 3 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,548 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:25:33,548 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:25:33,548 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-28 19:25:33,548 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:25:33,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:25:33,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1841810895, now seen corresponding path program 1 times [2021-04-28 19:25:33,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:25:33,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886144938] [2021-04-28 19:25:33,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:25:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:25:33,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:25:33,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:25:33,642 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:25:33,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:25:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:25:33,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886144938] [2021-04-28 19:25:33,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:25:33,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:25:33,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941587955] [2021-04-28 19:25:33,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:25:33,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:25:33,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:25:33,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:25:33,658 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 412 [2021-04-28 19:25:33,660 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 60 transitions, 176 flow. Second operand has 4 states, 4 states have (on average 238.75) internal successors, (955), 4 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,660 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:25:33,660 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 412 [2021-04-28 19:25:33,660 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:25:33,833 INFO L129 PetriNetUnfolder]: 223/773 cut-off events. [2021-04-28 19:25:33,833 INFO L130 PetriNetUnfolder]: For 119/356 co-relation queries the response was YES. [2021-04-28 19:25:33,837 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1706 conditions, 773 events. 223/773 cut-off events. For 119/356 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 6007 event pairs, 24 based on Foata normal form. 3/561 useless extension candidates. Maximal degree in co-relation 1695. Up to 247 conditions per place. [2021-04-28 19:25:33,845 INFO L132 encePairwiseOnDemand]: 403/412 looper letters, 13 selfloop transitions, 12 changer transitions 0/69 dead transitions. [2021-04-28 19:25:33,845 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 69 transitions, 272 flow [2021-04-28 19:25:33,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:25:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:25:33,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 974 transitions. [2021-04-28 19:25:33,850 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5910194174757282 [2021-04-28 19:25:33,850 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 974 transitions. [2021-04-28 19:25:33,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 974 transitions. [2021-04-28 19:25:33,851 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:25:33,852 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 974 transitions. [2021-04-28 19:25:33,854 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 243.5) internal successors, (974), 4 states have internal predecessors, (974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,859 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 412.0) internal successors, (2060), 5 states have internal predecessors, (2060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,861 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 412.0) internal successors, (2060), 5 states have internal predecessors, (2060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:33,861 INFO L185 Difference]: Start difference. First operand has 66 places, 60 transitions, 176 flow. Second operand 4 states and 974 transitions. [2021-04-28 19:25:33,861 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 69 transitions, 272 flow [2021-04-28 19:25:33,867 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 69 transitions, 246 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-04-28 19:25:33,869 INFO L241 Difference]: Finished difference. Result has 70 places, 67 transitions, 248 flow [2021-04-28 19:25:33,869 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=248, PETRI_PLACES=70, PETRI_TRANSITIONS=67} [2021-04-28 19:25:33,869 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -85 predicate places. [2021-04-28 19:25:33,870 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:25:33,870 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 67 transitions, 248 flow [2021-04-28 19:25:33,871 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 67 transitions, 248 flow [2021-04-28 19:25:33,872 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 67 transitions, 248 flow [2021-04-28 19:25:33,992 INFO L129 PetriNetUnfolder]: 223/825 cut-off events. [2021-04-28 19:25:33,992 INFO L130 PetriNetUnfolder]: For 342/415 co-relation queries the response was YES. [2021-04-28 19:25:33,997 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1638 conditions, 825 events. 223/825 cut-off events. For 342/415 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 6812 event pairs, 84 based on Foata normal form. 1/586 useless extension candidates. Maximal degree in co-relation 1626. Up to 247 conditions per place. [2021-04-28 19:25:34,021 INFO L146 LiptonReduction]: Number of co-enabled transitions 2314 [2021-04-28 19:25:34,038 INFO L158 LiptonReduction]: Checked pairs total: 1613 [2021-04-28 19:25:34,039 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:25:34,039 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 169 [2021-04-28 19:25:34,046 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 67 transitions, 248 flow [2021-04-28 19:25:34,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 238.75) internal successors, (955), 4 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:34,048 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:25:34,048 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:25:34,048 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-28 19:25:34,048 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:25:34,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:25:34,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1841811236, now seen corresponding path program 1 times [2021-04-28 19:25:34,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:25:34,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915717164] [2021-04-28 19:25:34,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:25:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:25:34,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:25:34,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:25:34,177 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:25:34,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:25:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:25:34,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915717164] [2021-04-28 19:25:34,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:25:34,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:25:34,189 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950828644] [2021-04-28 19:25:34,189 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:25:34,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:25:34,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:25:34,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:25:34,192 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 412 [2021-04-28 19:25:34,194 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 67 transitions, 248 flow. Second operand has 4 states, 4 states have (on average 238.75) internal successors, (955), 4 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:34,194 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:25:34,194 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 412 [2021-04-28 19:25:34,194 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:25:34,378 INFO L129 PetriNetUnfolder]: 194/732 cut-off events. [2021-04-28 19:25:34,378 INFO L130 PetriNetUnfolder]: For 402/789 co-relation queries the response was YES. [2021-04-28 19:25:34,382 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1790 conditions, 732 events. 194/732 cut-off events. For 402/789 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 5803 event pairs, 44 based on Foata normal form. 18/539 useless extension candidates. Maximal degree in co-relation 1776. Up to 221 conditions per place. [2021-04-28 19:25:34,388 INFO L132 encePairwiseOnDemand]: 403/412 looper letters, 18 selfloop transitions, 18 changer transitions 0/80 dead transitions. [2021-04-28 19:25:34,388 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 80 transitions, 406 flow [2021-04-28 19:25:34,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:25:34,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:25:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 975 transitions. [2021-04-28 19:25:34,393 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.591626213592233 [2021-04-28 19:25:34,393 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 975 transitions. [2021-04-28 19:25:34,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 975 transitions. [2021-04-28 19:25:34,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:25:34,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 975 transitions. [2021-04-28 19:25:34,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 243.75) internal successors, (975), 4 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:34,401 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 412.0) internal successors, (2060), 5 states have internal predecessors, (2060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:34,403 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 412.0) internal successors, (2060), 5 states have internal predecessors, (2060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:34,403 INFO L185 Difference]: Start difference. First operand has 70 places, 67 transitions, 248 flow. Second operand 4 states and 975 transitions. [2021-04-28 19:25:34,403 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 80 transitions, 406 flow [2021-04-28 19:25:34,407 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 73 places, 80 transitions, 406 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:25:34,409 INFO L241 Difference]: Finished difference. Result has 76 places, 77 transitions, 406 flow [2021-04-28 19:25:34,409 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=248, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=406, PETRI_PLACES=76, PETRI_TRANSITIONS=77} [2021-04-28 19:25:34,409 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -79 predicate places. [2021-04-28 19:25:34,410 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:25:34,410 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 76 places, 77 transitions, 406 flow [2021-04-28 19:25:34,410 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 76 places, 77 transitions, 406 flow [2021-04-28 19:25:34,411 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 77 transitions, 406 flow [2021-04-28 19:25:34,517 INFO L129 PetriNetUnfolder]: 194/736 cut-off events. [2021-04-28 19:25:34,518 INFO L130 PetriNetUnfolder]: For 805/904 co-relation queries the response was YES. [2021-04-28 19:25:34,523 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1851 conditions, 736 events. 194/736 cut-off events. For 805/904 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 5934 event pairs, 49 based on Foata normal form. 2/528 useless extension candidates. Maximal degree in co-relation 1834. Up to 221 conditions per place. [2021-04-28 19:25:34,541 INFO L146 LiptonReduction]: Number of co-enabled transitions 2710 [2021-04-28 19:25:34,913 INFO L158 LiptonReduction]: Checked pairs total: 1910 [2021-04-28 19:25:34,914 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:25:34,914 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 504 [2021-04-28 19:25:34,916 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 77 transitions, 406 flow [2021-04-28 19:25:34,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 238.75) internal successors, (955), 4 states have internal predecessors, (955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:34,917 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:25:34,917 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:25:34,917 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-28 19:25:34,918 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:25:34,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:25:34,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1343852111, now seen corresponding path program 1 times [2021-04-28 19:25:34,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:25:34,919 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473439539] [2021-04-28 19:25:34,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:25:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:25:34,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:25:34,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:25:34,972 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-04-28 19:25:34,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-28 19:25:34,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:25:34,982 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473439539] [2021-04-28 19:25:34,982 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:25:34,983 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:25:34,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073255893] [2021-04-28 19:25:34,983 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:25:34,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:25:34,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:25:34,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:25:34,986 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 412 [2021-04-28 19:25:34,988 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 77 transitions, 406 flow. Second operand has 4 states, 4 states have (on average 239.0) internal successors, (956), 4 states have internal predecessors, (956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:34,988 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:25:34,988 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 412 [2021-04-28 19:25:34,988 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:25:35,117 INFO L129 PetriNetUnfolder]: 152/575 cut-off events. [2021-04-28 19:25:35,117 INFO L130 PetriNetUnfolder]: For 999/1548 co-relation queries the response was YES. [2021-04-28 19:25:35,121 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1755 conditions, 575 events. 152/575 cut-off events. For 999/1548 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 4150 event pairs, 15 based on Foata normal form. 14/425 useless extension candidates. Maximal degree in co-relation 1736. Up to 171 conditions per place. [2021-04-28 19:25:35,128 INFO L132 encePairwiseOnDemand]: 404/412 looper letters, 33 selfloop transitions, 13 changer transitions 0/90 dead transitions. [2021-04-28 19:25:35,128 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 90 transitions, 618 flow [2021-04-28 19:25:35,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-28 19:25:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-28 19:25:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 971 transitions. [2021-04-28 19:25:35,132 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5891990291262136 [2021-04-28 19:25:35,132 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 971 transitions. [2021-04-28 19:25:35,132 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 971 transitions. [2021-04-28 19:25:35,133 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:25:35,133 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 971 transitions. [2021-04-28 19:25:35,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 242.75) internal successors, (971), 4 states have internal predecessors, (971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:35,140 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 412.0) internal successors, (2060), 5 states have internal predecessors, (2060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:35,142 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 412.0) internal successors, (2060), 5 states have internal predecessors, (2060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:35,142 INFO L185 Difference]: Start difference. First operand has 76 places, 77 transitions, 406 flow. Second operand 4 states and 971 transitions. [2021-04-28 19:25:35,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 90 transitions, 618 flow [2021-04-28 19:25:35,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 90 transitions, 618 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:25:35,150 INFO L241 Difference]: Finished difference. Result has 82 places, 84 transitions, 556 flow [2021-04-28 19:25:35,150 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=406, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=64, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=556, PETRI_PLACES=82, PETRI_TRANSITIONS=84} [2021-04-28 19:25:35,150 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -73 predicate places. [2021-04-28 19:25:35,150 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:25:35,151 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 84 transitions, 556 flow [2021-04-28 19:25:35,151 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 84 transitions, 556 flow [2021-04-28 19:25:35,152 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 84 transitions, 556 flow [2021-04-28 19:25:35,246 INFO L129 PetriNetUnfolder]: 152/623 cut-off events. [2021-04-28 19:25:35,247 INFO L130 PetriNetUnfolder]: For 1170/1243 co-relation queries the response was YES. [2021-04-28 19:25:35,252 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1782 conditions, 623 events. 152/623 cut-off events. For 1170/1243 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 4832 event pairs, 31 based on Foata normal form. 3/442 useless extension candidates. Maximal degree in co-relation 1760. Up to 171 conditions per place. [2021-04-28 19:25:35,267 INFO L146 LiptonReduction]: Number of co-enabled transitions 2980 [2021-04-28 19:25:35,404 INFO L158 LiptonReduction]: Checked pairs total: 2265 [2021-04-28 19:25:35,404 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:25:35,404 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 254 [2021-04-28 19:25:35,407 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 84 transitions, 556 flow [2021-04-28 19:25:35,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 239.0) internal successors, (956), 4 states have internal predecessors, (956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:35,408 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:25:35,408 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:25:35,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-28 19:25:35,408 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:25:35,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:25:35,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1991149783, now seen corresponding path program 1 times [2021-04-28 19:25:35,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:25:35,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151494447] [2021-04-28 19:25:35,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:25:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:25:35,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:25:35,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:25:35,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:25:35,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 19:25:35,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:25:35,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:25:35,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:25:35,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151494447] [2021-04-28 19:25:35,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:25:35,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-28 19:25:35,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280372040] [2021-04-28 19:25:35,471 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-28 19:25:35,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:25:35,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-28 19:25:35,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-28 19:25:35,474 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 412 [2021-04-28 19:25:35,476 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 84 transitions, 556 flow. Second operand has 4 states, 4 states have (on average 316.75) internal successors, (1267), 4 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:35,476 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:25:35,476 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 412 [2021-04-28 19:25:35,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:25:43,691 INFO L129 PetriNetUnfolder]: 43366/65390 cut-off events. [2021-04-28 19:25:43,692 INFO L130 PetriNetUnfolder]: For 8346/8850 co-relation queries the response was YES. [2021-04-28 19:25:44,034 INFO L84 FinitePrefix]: Finished finitePrefix Result has 134698 conditions, 65390 events. 43366/65390 cut-off events. For 8346/8850 co-relation queries the response was YES. Maximal size of possible extension queue 11487. Compared 633423 event pairs, 22369 based on Foata normal form. 1362/20124 useless extension candidates. Maximal degree in co-relation 134674. Up to 41992 conditions per place. [2021-04-28 19:25:44,332 INFO L132 encePairwiseOnDemand]: 392/412 looper letters, 33 selfloop transitions, 32 changer transitions 0/127 dead transitions. [2021-04-28 19:25:44,332 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 86 places, 127 transitions, 772 flow [2021-04-28 19:25:44,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-28 19:25:44,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-28 19:25:44,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1646 transitions. [2021-04-28 19:25:44,338 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7990291262135922 [2021-04-28 19:25:44,338 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 1646 transitions. [2021-04-28 19:25:44,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 1646 transitions. [2021-04-28 19:25:44,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:25:44,340 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 1646 transitions. [2021-04-28 19:25:44,345 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 329.2) internal successors, (1646), 5 states have internal predecessors, (1646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:44,351 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 412.0) internal successors, (2472), 6 states have internal predecessors, (2472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:44,352 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 412.0) internal successors, (2472), 6 states have internal predecessors, (2472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:25:44,352 INFO L185 Difference]: Start difference. First operand has 82 places, 84 transitions, 556 flow. Second operand 5 states and 1646 transitions. [2021-04-28 19:25:44,352 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 86 places, 127 transitions, 772 flow [2021-04-28 19:25:44,370 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 127 transitions, 768 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-28 19:25:44,376 INFO L241 Difference]: Finished difference. Result has 88 places, 114 transitions, 790 flow [2021-04-28 19:25:44,376 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=790, PETRI_PLACES=88, PETRI_TRANSITIONS=114} [2021-04-28 19:25:44,376 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -67 predicate places. [2021-04-28 19:25:44,377 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:25:44,377 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 88 places, 114 transitions, 790 flow [2021-04-28 19:25:44,377 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 88 places, 114 transitions, 790 flow [2021-04-28 19:25:44,378 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 114 transitions, 790 flow [2021-04-28 19:25:50,851 INFO L129 PetriNetUnfolder]: 40581/62289 cut-off events. [2021-04-28 19:25:50,851 INFO L130 PetriNetUnfolder]: For 20621/45637 co-relation queries the response was YES. [2021-04-28 19:25:51,164 INFO L84 FinitePrefix]: Finished finitePrefix Result has 180336 conditions, 62289 events. 40581/62289 cut-off events. For 20621/45637 co-relation queries the response was YES. Maximal size of possible extension queue 9623. Compared 621707 event pairs, 21775 based on Foata normal form. 19/19353 useless extension candidates. Maximal degree in co-relation 180310. Up to 57808 conditions per place. [2021-04-28 19:25:51,932 INFO L146 LiptonReduction]: Number of co-enabled transitions 4630 [2021-04-28 19:26:13,470 INFO L158 LiptonReduction]: Checked pairs total: 3918 [2021-04-28 19:26:13,471 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:26:13,471 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 29095 [2021-04-28 19:26:13,473 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 114 transitions, 790 flow [2021-04-28 19:26:13,474 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 316.75) internal successors, (1267), 4 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:26:13,475 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:26:13,475 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:26:13,475 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-28 19:26:13,475 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:26:13,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:26:13,476 INFO L82 PathProgramCache]: Analyzing trace with hash 375726078, now seen corresponding path program 1 times [2021-04-28 19:26:13,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:26:13,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841803485] [2021-04-28 19:26:13,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:26:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:26:13,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:26:13,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:26:13,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:26:13,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:26:13,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:26:13,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841803485] [2021-04-28 19:26:13,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:26:13,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-28 19:26:13,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296769542] [2021-04-28 19:26:13,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-28 19:26:13,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:26:13,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-28 19:26:13,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-28 19:26:13,590 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 315 out of 412 [2021-04-28 19:26:13,591 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 114 transitions, 790 flow. Second operand has 3 states, 3 states have (on average 316.0) internal successors, (948), 3 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:26:13,591 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:26:13,592 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 315 of 412 [2021-04-28 19:26:13,592 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:26:22,341 INFO L129 PetriNetUnfolder]: 63459/95506 cut-off events. [2021-04-28 19:26:22,341 INFO L130 PetriNetUnfolder]: For 32235/199488 co-relation queries the response was YES. [2021-04-28 19:26:22,948 INFO L84 FinitePrefix]: Finished finitePrefix Result has 276106 conditions, 95506 events. 63459/95506 cut-off events. For 32235/199488 co-relation queries the response was YES. Maximal size of possible extension queue 16239. Compared 961110 event pairs, 36310 based on Foata normal form. 521/28855 useless extension candidates. Maximal degree in co-relation 276078. Up to 90253 conditions per place. [2021-04-28 19:26:23,369 INFO L132 encePairwiseOnDemand]: 409/412 looper letters, 6 selfloop transitions, 11 changer transitions 0/114 dead transitions. [2021-04-28 19:26:23,369 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 114 transitions, 824 flow [2021-04-28 19:26:23,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-28 19:26:23,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-28 19:26:23,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 951 transitions. [2021-04-28 19:26:23,373 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7694174757281553 [2021-04-28 19:26:23,373 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 951 transitions. [2021-04-28 19:26:23,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 951 transitions. [2021-04-28 19:26:23,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:26:23,374 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 951 transitions. [2021-04-28 19:26:23,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 317.0) internal successors, (951), 3 states have internal predecessors, (951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:26:23,381 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 412.0) internal successors, (1648), 4 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:26:23,382 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 412.0) internal successors, (1648), 4 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:26:23,382 INFO L185 Difference]: Start difference. First operand has 88 places, 114 transitions, 790 flow. Second operand 3 states and 951 transitions. [2021-04-28 19:26:23,382 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 114 transitions, 824 flow [2021-04-28 19:26:23,610 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 114 transitions, 824 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-28 19:26:23,613 INFO L241 Difference]: Finished difference. Result has 91 places, 114 transitions, 825 flow [2021-04-28 19:26:23,613 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=790, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=103, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=825, PETRI_PLACES=91, PETRI_TRANSITIONS=114} [2021-04-28 19:26:23,614 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -64 predicate places. [2021-04-28 19:26:23,614 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:26:23,614 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 114 transitions, 825 flow [2021-04-28 19:26:23,615 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 114 transitions, 825 flow [2021-04-28 19:26:23,616 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 114 transitions, 825 flow [2021-04-28 19:26:36,345 INFO L129 PetriNetUnfolder]: 67849/102094 cut-off events. [2021-04-28 19:26:36,345 INFO L130 PetriNetUnfolder]: For 30133/62489 co-relation queries the response was YES. [2021-04-28 19:26:36,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 295012 conditions, 102094 events. 67849/102094 cut-off events. For 30133/62489 co-relation queries the response was YES. Maximal size of possible extension queue 15769. Compared 1039812 event pairs, 37800 based on Foata normal form. 19/31300 useless extension candidates. Maximal degree in co-relation 294984. Up to 96484 conditions per place. [2021-04-28 19:26:37,991 INFO L146 LiptonReduction]: Number of co-enabled transitions 4628 [2021-04-28 19:27:02,991 INFO L158 LiptonReduction]: Checked pairs total: 3918 [2021-04-28 19:27:02,991 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:27:02,991 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 39377 [2021-04-28 19:27:02,993 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 114 transitions, 825 flow [2021-04-28 19:27:02,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 316.0) internal successors, (948), 3 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:27:02,994 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:27:02,994 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:27:02,995 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-28 19:27:02,995 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:27:02,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:27:02,995 INFO L82 PathProgramCache]: Analyzing trace with hash -2005203806, now seen corresponding path program 1 times [2021-04-28 19:27:02,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:27:02,995 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588948624] [2021-04-28 19:27:02,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:27:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:27:03,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:27:03,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:27:03,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:27:03,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:27:03,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:27:03,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 19:27:03,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:27:03,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:27:03,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:27:03,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588948624] [2021-04-28 19:27:03,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:27:03,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-28 19:27:03,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762520748] [2021-04-28 19:27:03,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-28 19:27:03,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:27:03,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-28 19:27:03,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-28 19:27:03,082 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 412 [2021-04-28 19:27:03,084 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 114 transitions, 825 flow. Second operand has 5 states, 5 states have (on average 316.8) internal successors, (1584), 5 states have internal predecessors, (1584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:27:03,085 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:27:03,085 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 412 [2021-04-28 19:27:03,085 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:27:17,373 INFO L129 PetriNetUnfolder]: 77574/120463 cut-off events. [2021-04-28 19:27:17,373 INFO L130 PetriNetUnfolder]: For 45357/771947 co-relation queries the response was YES. [2021-04-28 19:27:17,988 INFO L84 FinitePrefix]: Finished finitePrefix Result has 463633 conditions, 120463 events. 77574/120463 cut-off events. For 45357/771947 co-relation queries the response was YES. Maximal size of possible extension queue 21564. Compared 1269407 event pairs, 15544 based on Foata normal form. 2622/41352 useless extension candidates. Maximal degree in co-relation 463603. Up to 111655 conditions per place. [2021-04-28 19:27:18,405 INFO L132 encePairwiseOnDemand]: 392/412 looper letters, 34 selfloop transitions, 62 changer transitions 0/158 dead transitions. [2021-04-28 19:27:18,405 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 158 transitions, 1262 flow [2021-04-28 19:27:18,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-28 19:27:18,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-28 19:27:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2308 transitions. [2021-04-28 19:27:18,417 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8002773925104022 [2021-04-28 19:27:18,417 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2308 transitions. [2021-04-28 19:27:18,418 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2308 transitions. [2021-04-28 19:27:18,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:27:18,420 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2308 transitions. [2021-04-28 19:27:18,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 329.7142857142857) internal successors, (2308), 7 states have internal predecessors, (2308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:27:18,436 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 412.0) internal successors, (3296), 8 states have internal predecessors, (3296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:27:18,437 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 412.0) internal successors, (3296), 8 states have internal predecessors, (3296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:27:18,438 INFO L185 Difference]: Start difference. First operand has 91 places, 114 transitions, 825 flow. Second operand 7 states and 2308 transitions. [2021-04-28 19:27:18,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 158 transitions, 1262 flow [2021-04-28 19:27:18,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 158 transitions, 1249 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-04-28 19:27:18,604 INFO L241 Difference]: Finished difference. Result has 99 places, 144 transitions, 1242 flow [2021-04-28 19:27:18,605 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=812, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1242, PETRI_PLACES=99, PETRI_TRANSITIONS=144} [2021-04-28 19:27:18,605 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -56 predicate places. [2021-04-28 19:27:18,605 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:27:18,605 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 144 transitions, 1242 flow [2021-04-28 19:27:18,605 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 144 transitions, 1242 flow [2021-04-28 19:27:18,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 144 transitions, 1242 flow [2021-04-28 19:27:33,164 INFO L129 PetriNetUnfolder]: 73741/117844 cut-off events. [2021-04-28 19:27:33,164 INFO L130 PetriNetUnfolder]: For 141095/306690 co-relation queries the response was YES. [2021-04-28 19:27:34,240 INFO L84 FinitePrefix]: Finished finitePrefix Result has 558758 conditions, 117844 events. 73741/117844 cut-off events. For 141095/306690 co-relation queries the response was YES. Maximal size of possible extension queue 20647. Compared 1300693 event pairs, 15426 based on Foata normal form. 75/36975 useless extension candidates. Maximal degree in co-relation 558726. Up to 111838 conditions per place. [2021-04-28 19:27:35,554 INFO L146 LiptonReduction]: Number of co-enabled transitions 6176 [2021-04-28 19:28:30,099 INFO L158 LiptonReduction]: Checked pairs total: 7536 [2021-04-28 19:28:30,100 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:28:30,100 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 71495 [2021-04-28 19:28:30,101 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 144 transitions, 1242 flow [2021-04-28 19:28:30,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 316.8) internal successors, (1584), 5 states have internal predecessors, (1584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:28:30,102 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:28:30,102 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:28:30,102 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-28 19:28:30,102 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:28:30,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:28:30,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1254699462, now seen corresponding path program 1 times [2021-04-28 19:28:30,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:28:30,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629469834] [2021-04-28 19:28:30,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:28:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:28:30,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:28:30,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:28:30,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:28:30,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:28:30,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:28:30,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:28:30,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:28:30,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-28 19:28:30,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:28:30,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-28 19:28:30,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:28:30,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629469834] [2021-04-28 19:28:30,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:28:30,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 19:28:30,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811454967] [2021-04-28 19:28:30,254 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-28 19:28:30,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:28:30,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-28 19:28:30,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-28 19:28:30,257 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 316 out of 412 [2021-04-28 19:28:30,260 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 144 transitions, 1242 flow. Second operand has 6 states, 6 states have (on average 316.8333333333333) internal successors, (1901), 6 states have internal predecessors, (1901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:28:30,260 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:28:30,260 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 316 of 412 [2021-04-28 19:28:30,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:28:46,727 INFO L129 PetriNetUnfolder]: 71787/118294 cut-off events. [2021-04-28 19:28:46,727 INFO L130 PetriNetUnfolder]: For 136460/2049055 co-relation queries the response was YES. [2021-04-28 19:28:47,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 671763 conditions, 118294 events. 71787/118294 cut-off events. For 136460/2049055 co-relation queries the response was YES. Maximal size of possible extension queue 21168. Compared 1328034 event pairs, 2422 based on Foata normal form. 2792/40497 useless extension candidates. Maximal degree in co-relation 671729. Up to 110782 conditions per place. [2021-04-28 19:28:47,768 INFO L132 encePairwiseOnDemand]: 392/412 looper letters, 23 selfloop transitions, 92 changer transitions 12/189 dead transitions. [2021-04-28 19:28:47,768 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 189 transitions, 1900 flow [2021-04-28 19:28:47,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-28 19:28:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-28 19:28:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2970 transitions. [2021-04-28 19:28:47,779 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8009708737864077 [2021-04-28 19:28:47,779 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2970 transitions. [2021-04-28 19:28:47,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2970 transitions. [2021-04-28 19:28:47,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-28 19:28:47,782 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2970 transitions. [2021-04-28 19:28:47,790 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 330.0) internal successors, (2970), 9 states have internal predecessors, (2970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:28:47,799 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 412.0) internal successors, (4120), 10 states have internal predecessors, (4120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:28:47,801 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 412.0) internal successors, (4120), 10 states have internal predecessors, (4120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:28:47,801 INFO L185 Difference]: Start difference. First operand has 99 places, 144 transitions, 1242 flow. Second operand 9 states and 2970 transitions. [2021-04-28 19:28:47,801 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 189 transitions, 1900 flow [2021-04-28 19:29:11,098 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 189 transitions, 1741 flow, removed 53 selfloop flow, removed 3 redundant places. [2021-04-28 19:29:11,102 INFO L241 Difference]: Finished difference. Result has 107 places, 174 transitions, 1658 flow [2021-04-28 19:29:11,103 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=412, PETRI_DIFFERENCE_MINUEND_FLOW=1084, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=74, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1658, PETRI_PLACES=107, PETRI_TRANSITIONS=174} [2021-04-28 19:29:11,103 INFO L343 CegarLoopForPetriNet]: 155 programPoint places, -48 predicate places. [2021-04-28 19:29:11,103 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-28 19:29:11,103 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 174 transitions, 1658 flow [2021-04-28 19:29:11,103 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 174 transitions, 1658 flow [2021-04-28 19:29:11,105 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 174 transitions, 1658 flow [2021-04-28 19:29:23,557 INFO L129 PetriNetUnfolder]: 54366/97647 cut-off events. [2021-04-28 19:29:23,557 INFO L130 PetriNetUnfolder]: For 355562/425156 co-relation queries the response was YES. [2021-04-28 19:29:24,270 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567347 conditions, 97647 events. 54366/97647 cut-off events. For 355562/425156 co-relation queries the response was YES. Maximal size of possible extension queue 19737. Compared 1242939 event pairs, 2330 based on Foata normal form. 3/30438 useless extension candidates. Maximal degree in co-relation 567312. Up to 78292 conditions per place. [2021-04-28 19:29:25,626 INFO L146 LiptonReduction]: Number of co-enabled transitions 6896 [2021-04-28 19:32:35,404 INFO L158 LiptonReduction]: Checked pairs total: 11424 [2021-04-28 19:32:35,404 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-28 19:32:35,404 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 204301 [2021-04-28 19:32:35,406 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 174 transitions, 1658 flow [2021-04-28 19:32:35,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 316.8333333333333) internal successors, (1901), 6 states have internal predecessors, (1901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:32:35,407 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-28 19:32:35,407 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-28 19:32:35,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-04-28 19:32:35,408 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-28 19:32:35,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-28 19:32:35,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1616322782, now seen corresponding path program 1 times [2021-04-28 19:32:35,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-28 19:32:35,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994018399] [2021-04-28 19:32:35,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-28 19:32:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-28 19:32:35,649 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.1 percent of original size [2021-04-28 19:32:35,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-28 19:32:35,683 INFO L142 QuantifierPusher]: treesize reduction 16, result has 85.7 percent of original size [2021-04-28 19:32:35,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-04-28 19:32:35,730 INFO L142 QuantifierPusher]: treesize reduction 42, result has 72.5 percent of original size [2021-04-28 19:32:35,733 INFO L147 QuantifierPusher]: treesize reduction 17, result has 84.7 percent of original size 94 [2021-04-28 19:32:35,789 INFO L142 QuantifierPusher]: treesize reduction 18, result has 80.0 percent of original size [2021-04-28 19:32:35,791 INFO L147 QuantifierPusher]: treesize reduction 9, result has 87.5 percent of original size 63 [2021-04-28 19:32:35,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-28 19:32:35,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-28 19:32:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-28 19:32:35,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994018399] [2021-04-28 19:32:35,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-28 19:32:35,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-04-28 19:32:35,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574256062] [2021-04-28 19:32:35,846 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-28 19:32:35,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-28 19:32:35,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-28 19:32:35,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-28 19:32:35,849 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 412 [2021-04-28 19:32:35,851 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 174 transitions, 1658 flow. Second operand has 7 states, 7 states have (on average 216.14285714285714) internal successors, (1513), 7 states have internal predecessors, (1513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-28 19:32:35,852 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-28 19:32:35,852 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 412 [2021-04-28 19:32:35,852 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-28 19:33:42,417 INFO L129 PetriNetUnfolder]: 193882/356369 cut-off events. [2021-04-28 19:33:42,417 INFO L130 PetriNetUnfolder]: For 5970878/12597000 co-relation queries the response was YES.