/usr/bin/java -Xmx8000000000 -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-NoLbe-OGIterative.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/13_unverif.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 23:43:49,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 23:43:49,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 23:43:49,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 23:43:49,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 23:43:49,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 23:43:49,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 23:43:49,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 23:43:49,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 23:43:49,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 23:43:49,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 23:43:49,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 23:43:49,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 23:43:49,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 23:43:49,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 23:43:49,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 23:43:49,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 23:43:49,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 23:43:49,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 23:43:49,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 23:43:49,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 23:43:49,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 23:43:49,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 23:43:49,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 23:43:49,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-12 23:43:49,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 23:43:49,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 23:43:49,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 23:43:49,752 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-NoLbe-OGIterative.epf [2021-08-12 23:43:49,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 23:43:49,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 23:43:49,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 23:43:49,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 23:43:49,784 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 23:43:49,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 23:43:49,784 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 23:43:49,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 23:43:49,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 23:43:49,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 23:43:49,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 23:43:49,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 23:43:49,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 23:43:49,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 23:43:49,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 23:43:49,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 23:43:49,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 23:43:49,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 23:43:49,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 23:43:49,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 23:43:49,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 23:43:49,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 23:43:49,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 23:43:49,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 23:43:49,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 23:43:49,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 23:43:49,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 23:43:49,788 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 23:43:49,788 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 23:43:49,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 23:43:49,788 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-12 23:43:49,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 23:43:50,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 23:43:50,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 23:43:50,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 23:43:50,087 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 23:43:50,087 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 23:43:50,088 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/13_unverif.i [2021-08-12 23:43:50,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b99bfd22/74491f12e9a14dcc90f24ae63a5768c5/FLAGe8da293c3 [2021-08-12 23:43:50,618 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 23:43:50,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/13_unverif.i [2021-08-12 23:43:50,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b99bfd22/74491f12e9a14dcc90f24ae63a5768c5/FLAGe8da293c3 [2021-08-12 23:43:50,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b99bfd22/74491f12e9a14dcc90f24ae63a5768c5 [2021-08-12 23:43:50,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 23:43:50,641 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 23:43:50,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 23:43:50,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 23:43:50,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 23:43:50,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:50,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ec8076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50, skipping insertion in model container [2021-08-12 23:43:50,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:50,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 23:43:50,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 23:43:50,884 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/13_unverif.i[30213,30226] [2021-08-12 23:43:50,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 23:43:50,897 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 23:43:50,928 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/13_unverif.i[30213,30226] [2021-08-12 23:43:50,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 23:43:50,982 INFO L208 MainTranslator]: Completed translation [2021-08-12 23:43:50,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50 WrapperNode [2021-08-12 23:43:50,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 23:43:50,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 23:43:50,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 23:43:50,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 23:43:50,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 23:43:51,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 23:43:51,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 23:43:51,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 23:43:51,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (1/1) ... [2021-08-12 23:43:51,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 23:43:51,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 23:43:51,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 23:43:51,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 23:43:51,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (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 [2021-08-12 23:43:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-08-12 23:43:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-08-12 23:43:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 23:43:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 23:43:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 23:43:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 23:43:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 23:43:51,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 23:43:51,090 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 23:43:51,412 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 23:43:51,412 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-08-12 23:43:51,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 11:43:51 BoogieIcfgContainer [2021-08-12 23:43:51,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 23:43:51,415 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 23:43:51,415 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 23:43:51,417 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 23:43:51,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 11:43:50" (1/3) ... [2021-08-12 23:43:51,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc50572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 11:43:51, skipping insertion in model container [2021-08-12 23:43:51,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 11:43:50" (2/3) ... [2021-08-12 23:43:51,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc50572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 11:43:51, skipping insertion in model container [2021-08-12 23:43:51,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 11:43:51" (3/3) ... [2021-08-12 23:43:51,420 INFO L111 eAbstractionObserver]: Analyzing ICFG 13_unverif.i [2021-08-12 23:43:51,424 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 23:43:51,424 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-12 23:43:51,425 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 23:43:51,441 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,441 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,441 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,442 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,443 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,443 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,444 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,445 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,446 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,446 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,448 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,448 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,448 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,449 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,449 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,449 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,449 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,452 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 23:43:51,470 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-12 23:43:51,484 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 23:43:51,484 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 23:43:51,484 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 23:43:51,484 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 23:43:51,485 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 23:43:51,485 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 23:43:51,485 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 23:43:51,485 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 23:43:51,490 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 40 transitions, 85 flow [2021-08-12 23:43:51,509 INFO L129 PetriNetUnfolder]: 4/50 cut-off events. [2021-08-12 23:43:51,510 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 23:43:51,512 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55 conditions, 50 events. 4/50 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 68 event pairs, 0 based on Foata normal form. 0/43 useless extension candidates. Maximal degree in co-relation 26. Up to 4 conditions per place. [2021-08-12 23:43:51,512 INFO L82 GeneralOperation]: Start removeDead. Operand has 40 places, 40 transitions, 85 flow [2021-08-12 23:43:51,515 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 40 places, 40 transitions, 85 flow [2021-08-12 23:43:51,533 INFO L129 PetriNetUnfolder]: 3/45 cut-off events. [2021-08-12 23:43:51,536 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 23:43:51,536 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:51,537 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:51,537 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:51,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:51,543 INFO L82 PathProgramCache]: Analyzing trace with hash -1839751346, now seen corresponding path program 1 times [2021-08-12 23:43:51,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:51,549 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692886526] [2021-08-12 23:43:51,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:43:51,659 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:43:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:43:51,691 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:43:51,708 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 23:43:51,708 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 23:43:51,709 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 23:43:51,709 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 23:43:51,709 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-08-12 23:43:51,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,724 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,724 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,724 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,724 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,725 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,726 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,727 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,728 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,729 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,730 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,730 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,731 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,731 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,735 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,735 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,735 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,735 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,737 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,737 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:51,738 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 23:43:51,738 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-12 23:43:51,742 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 23:43:51,742 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 23:43:51,742 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 23:43:51,742 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 23:43:51,742 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 23:43:51,742 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 23:43:51,742 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 23:43:51,743 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 23:43:51,746 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 55 transitions, 122 flow [2021-08-12 23:43:51,767 INFO L129 PetriNetUnfolder]: 7/77 cut-off events. [2021-08-12 23:43:51,767 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-08-12 23:43:51,769 INFO L84 FinitePrefix]: Finished finitePrefix Result has 87 conditions, 77 events. 7/77 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 134 event pairs, 0 based on Foata normal form. 0/65 useless extension candidates. Maximal degree in co-relation 51. Up to 6 conditions per place. [2021-08-12 23:43:51,769 INFO L82 GeneralOperation]: Start removeDead. Operand has 55 places, 55 transitions, 122 flow [2021-08-12 23:43:51,770 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 55 places, 55 transitions, 122 flow [2021-08-12 23:43:51,775 INFO L129 PetriNetUnfolder]: 3/48 cut-off events. [2021-08-12 23:43:51,775 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-08-12 23:43:51,775 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:51,776 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:51,776 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:51,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:51,776 INFO L82 PathProgramCache]: Analyzing trace with hash -74875162, now seen corresponding path program 1 times [2021-08-12 23:43:51,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:51,776 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709700768] [2021-08-12 23:43:51,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:51,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:51,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:51,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:51,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:51,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:51,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:51,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:51,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:51,891 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:43:51,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:43:51,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:51,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:51,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:51,956 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:51,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709700768] [2021-08-12 23:43:51,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709700768] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:51,957 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:51,957 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:43:51,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920793802] [2021-08-12 23:43:51,964 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:43:51,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:51,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:43:51,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:43:51,974 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 39 out of 55 [2021-08-12 23:43:51,977 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 55 transitions, 122 flow. Second operand has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 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) [2021-08-12 23:43:51,977 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:51,977 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 39 of 55 [2021-08-12 23:43:51,978 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:52,075 INFO L129 PetriNetUnfolder]: 28/125 cut-off events. [2021-08-12 23:43:52,076 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-08-12 23:43:52,077 INFO L84 FinitePrefix]: Finished finitePrefix Result has 192 conditions, 125 events. 28/125 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 372 event pairs, 4 based on Foata normal form. 43/148 useless extension candidates. Maximal degree in co-relation 154. Up to 48 conditions per place. [2021-08-12 23:43:52,080 INFO L132 encePairwiseOnDemand]: 45/55 looper letters, 12 selfloop transitions, 10 changer transitions 0/57 dead transitions. [2021-08-12 23:43:52,080 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 57 transitions, 170 flow [2021-08-12 23:43:52,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:43:52,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:43:52,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 270 transitions. [2021-08-12 23:43:52,093 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2021-08-12 23:43:52,093 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 270 transitions. [2021-08-12 23:43:52,094 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 270 transitions. [2021-08-12 23:43:52,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:52,098 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 270 transitions. [2021-08-12 23:43:52,102 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 45.0) internal successors, (270), 6 states have internal predecessors, (270), 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) [2021-08-12 23:43:52,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 55.0) internal successors, (385), 7 states have internal predecessors, (385), 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) [2021-08-12 23:43:52,107 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 55.0) internal successors, (385), 7 states have internal predecessors, (385), 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) [2021-08-12 23:43:52,107 INFO L348 CegarLoopForPetriNet]: 55 programPoint places, -2 predicate places. [2021-08-12 23:43:52,107 INFO L482 AbstractCegarLoop]: Abstraction has has 53 places, 57 transitions, 170 flow [2021-08-12 23:43:52,108 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 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) [2021-08-12 23:43:52,108 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:52,108 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:52,108 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 23:43:52,108 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:52,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:52,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1516982070, now seen corresponding path program 1 times [2021-08-12 23:43:52,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:52,109 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835692936] [2021-08-12 23:43:52,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:52,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:43:52,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:43:52,195 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:43:52,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:43:52,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:52,205 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:52,206 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835692936] [2021-08-12 23:43:52,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835692936] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:52,207 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:52,208 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:43:52,208 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172719208] [2021-08-12 23:43:52,208 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:43:52,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:52,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:43:52,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:43:52,210 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 39 out of 55 [2021-08-12 23:43:52,210 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 57 transitions, 170 flow. Second operand has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 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) [2021-08-12 23:43:52,210 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:52,210 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 39 of 55 [2021-08-12 23:43:52,210 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:52,310 INFO L129 PetriNetUnfolder]: 42/162 cut-off events. [2021-08-12 23:43:52,310 INFO L130 PetriNetUnfolder]: For 25/81 co-relation queries the response was YES. [2021-08-12 23:43:52,312 INFO L84 FinitePrefix]: Finished finitePrefix Result has 348 conditions, 162 events. 42/162 cut-off events. For 25/81 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 561 event pairs, 6 based on Foata normal form. 8/149 useless extension candidates. Maximal degree in co-relation 307. Up to 79 conditions per place. [2021-08-12 23:43:52,313 INFO L132 encePairwiseOnDemand]: 50/55 looper letters, 25 selfloop transitions, 9 changer transitions 0/69 dead transitions. [2021-08-12 23:43:52,313 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 69 transitions, 286 flow [2021-08-12 23:43:52,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:43:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:43:52,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 179 transitions. [2021-08-12 23:43:52,315 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8136363636363636 [2021-08-12 23:43:52,315 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 179 transitions. [2021-08-12 23:43:52,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 179 transitions. [2021-08-12 23:43:52,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:52,315 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 179 transitions. [2021-08-12 23:43:52,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 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) [2021-08-12 23:43:52,317 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 55.0) internal successors, (275), 5 states have internal predecessors, (275), 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) [2021-08-12 23:43:52,317 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 55.0) internal successors, (275), 5 states have internal predecessors, (275), 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) [2021-08-12 23:43:52,318 INFO L348 CegarLoopForPetriNet]: 55 programPoint places, 1 predicate places. [2021-08-12 23:43:52,318 INFO L482 AbstractCegarLoop]: Abstraction has has 56 places, 69 transitions, 286 flow [2021-08-12 23:43:52,318 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 41.25) internal successors, (165), 4 states have internal predecessors, (165), 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) [2021-08-12 23:43:52,318 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:52,318 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:52,318 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 23:43:52,319 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:52,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:52,319 INFO L82 PathProgramCache]: Analyzing trace with hash -267490146, now seen corresponding path program 1 times [2021-08-12 23:43:52,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:52,319 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768638445] [2021-08-12 23:43:52,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:43:52,350 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:43:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:43:52,358 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:43:52,369 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 23:43:52,369 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 23:43:52,369 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 23:43:52,370 WARN L235 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 23:43:52,370 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,380 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,381 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,382 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,382 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,382 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,382 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,382 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,382 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,383 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,384 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,385 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,387 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,388 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,389 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,390 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,390 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,391 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,391 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,391 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,392 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,395 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,396 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,401 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,401 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,401 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,401 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,402 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,402 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,402 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,403 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,403 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:52,404 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 23:43:52,404 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-08-12 23:43:52,405 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 23:43:52,405 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 23:43:52,405 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 23:43:52,405 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 23:43:52,405 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 23:43:52,405 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 23:43:52,405 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 23:43:52,405 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 23:43:52,409 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 70 transitions, 161 flow [2021-08-12 23:43:52,418 INFO L129 PetriNetUnfolder]: 10/104 cut-off events. [2021-08-12 23:43:52,418 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-08-12 23:43:52,419 INFO L84 FinitePrefix]: Finished finitePrefix Result has 120 conditions, 104 events. 10/104 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 209 event pairs, 0 based on Foata normal form. 0/87 useless extension candidates. Maximal degree in co-relation 81. Up to 8 conditions per place. [2021-08-12 23:43:52,419 INFO L82 GeneralOperation]: Start removeDead. Operand has 70 places, 70 transitions, 161 flow [2021-08-12 23:43:52,421 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 70 places, 70 transitions, 161 flow [2021-08-12 23:43:52,424 INFO L129 PetriNetUnfolder]: 4/49 cut-off events. [2021-08-12 23:43:52,424 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-08-12 23:43:52,424 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:52,424 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:52,424 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:52,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:52,424 INFO L82 PathProgramCache]: Analyzing trace with hash -968710086, now seen corresponding path program 1 times [2021-08-12 23:43:52,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:52,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076276881] [2021-08-12 23:43:52,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:52,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:52,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:52,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:52,484 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:43:52,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:43:52,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:52,515 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:52,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076276881] [2021-08-12 23:43:52,516 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076276881] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:52,516 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:52,516 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:43:52,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105367550] [2021-08-12 23:43:52,516 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:43:52,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:52,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:43:52,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:43:52,517 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 70 [2021-08-12 23:43:52,518 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 70 transitions, 161 flow. Second operand has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 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) [2021-08-12 23:43:52,518 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:52,518 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 70 [2021-08-12 23:43:52,518 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:52,602 INFO L129 PetriNetUnfolder]: 199/437 cut-off events. [2021-08-12 23:43:52,602 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-08-12 23:43:52,604 INFO L84 FinitePrefix]: Finished finitePrefix Result has 753 conditions, 437 events. 199/437 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 1900 event pairs, 57 based on Foata normal form. 174/515 useless extension candidates. Maximal degree in co-relation 702. Up to 288 conditions per place. [2021-08-12 23:43:52,606 INFO L132 encePairwiseOnDemand]: 58/70 looper letters, 17 selfloop transitions, 14 changer transitions 0/76 dead transitions. [2021-08-12 23:43:52,606 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 76 transitions, 235 flow [2021-08-12 23:43:52,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:43:52,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:43:52,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 341 transitions. [2021-08-12 23:43:52,607 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8119047619047619 [2021-08-12 23:43:52,608 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 341 transitions. [2021-08-12 23:43:52,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 341 transitions. [2021-08-12 23:43:52,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:52,608 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 341 transitions. [2021-08-12 23:43:52,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 56.833333333333336) internal successors, (341), 6 states have internal predecessors, (341), 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) [2021-08-12 23:43:52,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 70.0) internal successors, (490), 7 states have internal predecessors, (490), 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) [2021-08-12 23:43:52,610 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 70.0) internal successors, (490), 7 states have internal predecessors, (490), 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) [2021-08-12 23:43:52,610 INFO L348 CegarLoopForPetriNet]: 70 programPoint places, -3 predicate places. [2021-08-12 23:43:52,610 INFO L482 AbstractCegarLoop]: Abstraction has has 67 places, 76 transitions, 235 flow [2021-08-12 23:43:52,610 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 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) [2021-08-12 23:43:52,610 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:52,610 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:52,610 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 23:43:52,610 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:52,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:52,611 INFO L82 PathProgramCache]: Analyzing trace with hash -955898244, now seen corresponding path program 1 times [2021-08-12 23:43:52,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:52,611 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826707496] [2021-08-12 23:43:52,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:52,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:43:52,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:43:52,665 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:43:52,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:43:52,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:52,670 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:52,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826707496] [2021-08-12 23:43:52,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826707496] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:52,670 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:52,670 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:43:52,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522276833] [2021-08-12 23:43:52,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:43:52,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:52,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:43:52,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:43:52,671 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 70 [2021-08-12 23:43:52,672 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 76 transitions, 235 flow. Second operand has 4 states, 4 states have (on average 51.25) internal successors, (205), 4 states have internal predecessors, (205), 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) [2021-08-12 23:43:52,672 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:52,672 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 70 [2021-08-12 23:43:52,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:52,800 INFO L129 PetriNetUnfolder]: 362/728 cut-off events. [2021-08-12 23:43:52,800 INFO L130 PetriNetUnfolder]: For 72/446 co-relation queries the response was YES. [2021-08-12 23:43:52,802 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1848 conditions, 728 events. 362/728 cut-off events. For 72/446 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 3717 event pairs, 59 based on Foata normal form. 15/610 useless extension candidates. Maximal degree in co-relation 1794. Up to 540 conditions per place. [2021-08-12 23:43:52,806 INFO L132 encePairwiseOnDemand]: 64/70 looper letters, 38 selfloop transitions, 12 changer transitions 0/95 dead transitions. [2021-08-12 23:43:52,806 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 70 places, 95 transitions, 411 flow [2021-08-12 23:43:52,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:43:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:43:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 228 transitions. [2021-08-12 23:43:52,807 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8142857142857143 [2021-08-12 23:43:52,807 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 228 transitions. [2021-08-12 23:43:52,808 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 228 transitions. [2021-08-12 23:43:52,808 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:52,808 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 228 transitions. [2021-08-12 23:43:52,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 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) [2021-08-12 23:43:52,809 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 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) [2021-08-12 23:43:52,809 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 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) [2021-08-12 23:43:52,809 INFO L348 CegarLoopForPetriNet]: 70 programPoint places, 0 predicate places. [2021-08-12 23:43:52,809 INFO L482 AbstractCegarLoop]: Abstraction has has 70 places, 95 transitions, 411 flow [2021-08-12 23:43:52,810 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 51.25) internal successors, (205), 4 states have internal predecessors, (205), 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) [2021-08-12 23:43:52,810 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:52,810 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:52,810 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 23:43:52,810 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:52,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:52,810 INFO L82 PathProgramCache]: Analyzing trace with hash 1305575830, now seen corresponding path program 1 times [2021-08-12 23:43:52,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:52,811 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407995692] [2021-08-12 23:43:52,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:52,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:52,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:52,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:52,857 INFO L142 QuantifierPusher]: treesize reduction 19, result has 81.6 percent of original size [2021-08-12 23:43:52,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-08-12 23:43:52,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:52,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 23:43:52,888 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:52,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407995692] [2021-08-12 23:43:52,888 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407995692] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:52,888 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:52,888 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:43:52,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237433656] [2021-08-12 23:43:52,889 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:43:52,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:52,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:43:52,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:43:52,890 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 70 [2021-08-12 23:43:52,890 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 95 transitions, 411 flow. Second operand has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 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) [2021-08-12 23:43:52,890 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:52,890 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 70 [2021-08-12 23:43:52,891 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:53,023 INFO L129 PetriNetUnfolder]: 555/1154 cut-off events. [2021-08-12 23:43:53,024 INFO L130 PetriNetUnfolder]: For 781/6129 co-relation queries the response was YES. [2021-08-12 23:43:53,027 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3521 conditions, 1154 events. 555/1154 cut-off events. For 781/6129 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 6580 event pairs, 119 based on Foata normal form. 25/949 useless extension candidates. Maximal degree in co-relation 2483. Up to 774 conditions per place. [2021-08-12 23:43:53,035 INFO L132 encePairwiseOnDemand]: 63/70 looper letters, 47 selfloop transitions, 28 changer transitions 0/123 dead transitions. [2021-08-12 23:43:53,035 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 123 transitions, 722 flow [2021-08-12 23:43:53,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:43:53,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:43:53,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 326 transitions. [2021-08-12 23:43:53,037 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7761904761904762 [2021-08-12 23:43:53,037 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 326 transitions. [2021-08-12 23:43:53,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 326 transitions. [2021-08-12 23:43:53,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:53,037 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 326 transitions. [2021-08-12 23:43:53,038 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 54.333333333333336) internal successors, (326), 6 states have internal predecessors, (326), 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) [2021-08-12 23:43:53,039 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 70.0) internal successors, (490), 7 states have internal predecessors, (490), 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) [2021-08-12 23:43:53,039 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 70.0) internal successors, (490), 7 states have internal predecessors, (490), 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) [2021-08-12 23:43:53,039 INFO L348 CegarLoopForPetriNet]: 70 programPoint places, 5 predicate places. [2021-08-12 23:43:53,039 INFO L482 AbstractCegarLoop]: Abstraction has has 75 places, 123 transitions, 722 flow [2021-08-12 23:43:53,039 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 50.0) internal successors, (300), 6 states have internal predecessors, (300), 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) [2021-08-12 23:43:53,039 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:53,039 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:53,040 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 23:43:53,040 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:53,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:53,040 INFO L82 PathProgramCache]: Analyzing trace with hash -813255186, now seen corresponding path program 1 times [2021-08-12 23:43:53,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:53,040 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595006360] [2021-08-12 23:43:53,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:53,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:43:53,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:43:53,098 INFO L142 QuantifierPusher]: treesize reduction 33, result has 66.7 percent of original size [2021-08-12 23:43:53,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:43:53,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 23:43:53,104 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:53,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595006360] [2021-08-12 23:43:53,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595006360] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:53,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:53,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:43:53,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838614521] [2021-08-12 23:43:53,104 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:43:53,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:53,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:43:53,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:43:53,105 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 49 out of 70 [2021-08-12 23:43:53,106 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 75 places, 123 transitions, 722 flow. Second operand has 4 states, 4 states have (on average 51.25) internal successors, (205), 4 states have internal predecessors, (205), 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) [2021-08-12 23:43:53,106 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:53,106 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 49 of 70 [2021-08-12 23:43:53,106 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:53,377 INFO L129 PetriNetUnfolder]: 946/1846 cut-off events. [2021-08-12 23:43:53,377 INFO L130 PetriNetUnfolder]: For 2021/20504 co-relation queries the response was YES. [2021-08-12 23:43:53,383 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7295 conditions, 1846 events. 946/1846 cut-off events. For 2021/20504 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 11243 event pairs, 132 based on Foata normal form. 37/1571 useless extension candidates. Maximal degree in co-relation 5335. Up to 1340 conditions per place. [2021-08-12 23:43:53,397 INFO L132 encePairwiseOnDemand]: 64/70 looper letters, 94 selfloop transitions, 30 changer transitions 0/172 dead transitions. [2021-08-12 23:43:53,398 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 172 transitions, 1358 flow [2021-08-12 23:43:53,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:43:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:43:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 228 transitions. [2021-08-12 23:43:53,399 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8142857142857143 [2021-08-12 23:43:53,399 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 228 transitions. [2021-08-12 23:43:53,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 228 transitions. [2021-08-12 23:43:53,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:53,400 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 228 transitions. [2021-08-12 23:43:53,400 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 57.0) internal successors, (228), 4 states have internal predecessors, (228), 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) [2021-08-12 23:43:53,401 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 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) [2021-08-12 23:43:53,401 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 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) [2021-08-12 23:43:53,401 INFO L348 CegarLoopForPetriNet]: 70 programPoint places, 8 predicate places. [2021-08-12 23:43:53,401 INFO L482 AbstractCegarLoop]: Abstraction has has 78 places, 172 transitions, 1358 flow [2021-08-12 23:43:53,401 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 51.25) internal successors, (205), 4 states have internal predecessors, (205), 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) [2021-08-12 23:43:53,402 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:53,402 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:53,402 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 23:43:53,402 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:53,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:53,402 INFO L82 PathProgramCache]: Analyzing trace with hash -651973747, now seen corresponding path program 1 times [2021-08-12 23:43:53,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:53,403 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771074876] [2021-08-12 23:43:53,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:53,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:53,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,456 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:43:53,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:43:53,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,471 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:53,471 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:53,471 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771074876] [2021-08-12 23:43:53,471 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771074876] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 23:43:53,473 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834678867] [2021-08-12 23:43:53,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 23:43:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:53,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2021-08-12 23:43:53,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 23:43:53,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:53,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:53,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:53,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:53,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:53,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,638 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-08-12 23:43:53,638 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-08-12 23:43:53,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:53,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:53,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:53,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:53,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:53,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:53,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:53,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:53,747 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:53,748 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1834678867] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 23:43:53,748 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-12 23:43:53,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9] total 11 [2021-08-12 23:43:53,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782113854] [2021-08-12 23:43:53,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-08-12 23:43:53,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:53,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-12 23:43:53,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-08-12 23:43:53,749 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 39 out of 70 [2021-08-12 23:43:53,750 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 172 transitions, 1358 flow. Second operand has 11 states, 11 states have (on average 40.90909090909091) internal successors, (450), 11 states have internal predecessors, (450), 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) [2021-08-12 23:43:53,750 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:53,750 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 39 of 70 [2021-08-12 23:43:53,750 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:54,060 INFO L129 PetriNetUnfolder]: 574/1399 cut-off events. [2021-08-12 23:43:54,060 INFO L130 PetriNetUnfolder]: For 2638/2731 co-relation queries the response was YES. [2021-08-12 23:43:54,064 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4104 conditions, 1399 events. 574/1399 cut-off events. For 2638/2731 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 10245 event pairs, 161 based on Foata normal form. 12/1298 useless extension candidates. Maximal degree in co-relation 3235. Up to 821 conditions per place. [2021-08-12 23:43:54,073 INFO L132 encePairwiseOnDemand]: 54/70 looper letters, 87 selfloop transitions, 34 changer transitions 0/157 dead transitions. [2021-08-12 23:43:54,073 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 157 transitions, 1278 flow [2021-08-12 23:43:54,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-12 23:43:54,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-08-12 23:43:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 505 transitions. [2021-08-12 23:43:54,075 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.6558441558441559 [2021-08-12 23:43:54,075 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 505 transitions. [2021-08-12 23:43:54,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 505 transitions. [2021-08-12 23:43:54,075 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:54,075 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 505 transitions. [2021-08-12 23:43:54,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 45.90909090909091) internal successors, (505), 11 states have internal predecessors, (505), 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) [2021-08-12 23:43:54,077 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 70.0) internal successors, (840), 12 states have internal predecessors, (840), 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) [2021-08-12 23:43:54,077 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 70.0) internal successors, (840), 12 states have internal predecessors, (840), 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) [2021-08-12 23:43:54,077 INFO L348 CegarLoopForPetriNet]: 70 programPoint places, 14 predicate places. [2021-08-12 23:43:54,077 INFO L482 AbstractCegarLoop]: Abstraction has has 84 places, 157 transitions, 1278 flow [2021-08-12 23:43:54,077 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 40.90909090909091) internal successors, (450), 11 states have internal predecessors, (450), 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) [2021-08-12 23:43:54,077 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:54,078 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:54,291 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-08-12 23:43:54,291 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:43:54,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:54,291 INFO L82 PathProgramCache]: Analyzing trace with hash 679980973, now seen corresponding path program 1 times [2021-08-12 23:43:54,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:54,291 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805871685] [2021-08-12 23:43:54,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:43:54,298 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:43:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:43:54,305 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:43:54,313 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 23:43:54,313 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 23:43:54,314 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 23:43:54,314 WARN L235 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 23:43:54,314 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2021-08-12 23:43:54,322 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,322 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,322 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,322 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,322 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,322 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,323 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,324 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,325 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,326 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,327 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,327 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,327 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,328 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,329 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,330 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,332 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,332 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,333 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,334 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,335 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,336 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,336 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,337 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,337 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,338 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of4ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,338 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of4ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:43:54,339 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 23:43:54,339 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-12 23:43:54,340 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 23:43:54,340 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 23:43:54,340 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 23:43:54,340 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 23:43:54,340 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 23:43:54,340 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 23:43:54,340 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 23:43:54,340 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 23:43:54,341 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 85 transitions, 202 flow [2021-08-12 23:43:54,349 INFO L129 PetriNetUnfolder]: 13/131 cut-off events. [2021-08-12 23:43:54,349 INFO L130 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2021-08-12 23:43:54,350 INFO L84 FinitePrefix]: Finished finitePrefix Result has 154 conditions, 131 events. 13/131 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 265 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 112. Up to 10 conditions per place. [2021-08-12 23:43:54,350 INFO L82 GeneralOperation]: Start removeDead. Operand has 85 places, 85 transitions, 202 flow [2021-08-12 23:43:54,351 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 85 places, 85 transitions, 202 flow [2021-08-12 23:43:54,353 INFO L129 PetriNetUnfolder]: 4/51 cut-off events. [2021-08-12 23:43:54,353 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-08-12 23:43:54,353 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:54,353 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:54,353 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:54,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:54,354 INFO L82 PathProgramCache]: Analyzing trace with hash -1115692515, now seen corresponding path program 1 times [2021-08-12 23:43:54,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:54,354 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974337880] [2021-08-12 23:43:54,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:54,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:54,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:54,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:54,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:54,412 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:43:54,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:43:54,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:54,441 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:54,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974337880] [2021-08-12 23:43:54,441 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974337880] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:54,441 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:54,442 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:43:54,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181570808] [2021-08-12 23:43:54,442 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:43:54,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:54,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:43:54,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:43:54,443 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 85 [2021-08-12 23:43:54,443 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 85 transitions, 202 flow. Second operand has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 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) [2021-08-12 23:43:54,443 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:54,443 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 85 [2021-08-12 23:43:54,443 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:54,682 INFO L129 PetriNetUnfolder]: 1162/1891 cut-off events. [2021-08-12 23:43:54,682 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-08-12 23:43:54,688 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3465 conditions, 1891 events. 1162/1891 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 10089 event pairs, 474 based on Foata normal form. 755/2218 useless extension candidates. Maximal degree in co-relation 3400. Up to 1536 conditions per place. [2021-08-12 23:43:54,701 INFO L132 encePairwiseOnDemand]: 71/85 looper letters, 22 selfloop transitions, 18 changer transitions 0/95 dead transitions. [2021-08-12 23:43:54,701 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 95 transitions, 302 flow [2021-08-12 23:43:54,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:43:54,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:43:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 412 transitions. [2021-08-12 23:43:54,702 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.807843137254902 [2021-08-12 23:43:54,702 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 412 transitions. [2021-08-12 23:43:54,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 412 transitions. [2021-08-12 23:43:54,703 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:54,703 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 412 transitions. [2021-08-12 23:43:54,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 68.66666666666667) internal successors, (412), 6 states have internal predecessors, (412), 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) [2021-08-12 23:43:54,704 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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) [2021-08-12 23:43:54,704 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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) [2021-08-12 23:43:54,704 INFO L348 CegarLoopForPetriNet]: 85 programPoint places, -4 predicate places. [2021-08-12 23:43:54,705 INFO L482 AbstractCegarLoop]: Abstraction has has 81 places, 95 transitions, 302 flow [2021-08-12 23:43:54,705 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 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) [2021-08-12 23:43:54,705 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:54,705 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:54,705 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-12 23:43:54,705 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:54,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:54,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1157299644, now seen corresponding path program 1 times [2021-08-12 23:43:54,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:54,706 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621745435] [2021-08-12 23:43:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:54,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:54,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:43:54,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:43:54,748 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:43:54,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:43:54,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:54,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:54,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:54,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621745435] [2021-08-12 23:43:54,753 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621745435] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:54,753 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:54,753 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:43:54,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801002312] [2021-08-12 23:43:54,753 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:43:54,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:54,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:43:54,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:43:54,754 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 85 [2021-08-12 23:43:54,755 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 95 transitions, 302 flow. Second operand has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 states have internal predecessors, (245), 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) [2021-08-12 23:43:54,755 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:54,755 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 85 [2021-08-12 23:43:54,755 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:55,162 INFO L129 PetriNetUnfolder]: 2230/3509 cut-off events. [2021-08-12 23:43:55,162 INFO L130 PetriNetUnfolder]: For 259/3689 co-relation queries the response was YES. [2021-08-12 23:43:55,173 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9524 conditions, 3509 events. 2230/3509 cut-off events. For 259/3689 co-relation queries the response was YES. Maximal size of possible extension queue 197. Compared 20504 event pairs, 456 based on Foata normal form. 22/2804 useless extension candidates. Maximal degree in co-relation 9456. Up to 2981 conditions per place. [2021-08-12 23:43:55,200 INFO L132 encePairwiseOnDemand]: 78/85 looper letters, 51 selfloop transitions, 15 changer transitions 0/121 dead transitions. [2021-08-12 23:43:55,200 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 84 places, 121 transitions, 538 flow [2021-08-12 23:43:55,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:43:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:43:55,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 277 transitions. [2021-08-12 23:43:55,206 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8147058823529412 [2021-08-12 23:43:55,206 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 277 transitions. [2021-08-12 23:43:55,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 277 transitions. [2021-08-12 23:43:55,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:55,206 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 277 transitions. [2021-08-12 23:43:55,207 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 69.25) internal successors, (277), 4 states have internal predecessors, (277), 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) [2021-08-12 23:43:55,207 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 85.0) internal successors, (425), 5 states have internal predecessors, (425), 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) [2021-08-12 23:43:55,207 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 85.0) internal successors, (425), 5 states have internal predecessors, (425), 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) [2021-08-12 23:43:55,207 INFO L348 CegarLoopForPetriNet]: 85 programPoint places, -1 predicate places. [2021-08-12 23:43:55,208 INFO L482 AbstractCegarLoop]: Abstraction has has 84 places, 121 transitions, 538 flow [2021-08-12 23:43:55,208 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 states have internal predecessors, (245), 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) [2021-08-12 23:43:55,208 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:55,208 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:55,208 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-12 23:43:55,208 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:55,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:55,208 INFO L82 PathProgramCache]: Analyzing trace with hash 1336870614, now seen corresponding path program 1 times [2021-08-12 23:43:55,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:55,209 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770490139] [2021-08-12 23:43:55,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:55,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:55,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:55,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:55,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:55,262 INFO L142 QuantifierPusher]: treesize reduction 19, result has 81.6 percent of original size [2021-08-12 23:43:55,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-08-12 23:43:55,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:55,293 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 23:43:55,293 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:55,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770490139] [2021-08-12 23:43:55,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770490139] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:55,293 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:55,293 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:43:55,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456864905] [2021-08-12 23:43:55,294 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:43:55,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:55,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:43:55,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:43:55,295 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 85 [2021-08-12 23:43:55,295 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 121 transitions, 538 flow. Second operand has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 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) [2021-08-12 23:43:55,295 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:55,295 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 85 [2021-08-12 23:43:55,295 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:55,765 INFO L129 PetriNetUnfolder]: 3355/5372 cut-off events. [2021-08-12 23:43:55,766 INFO L130 PetriNetUnfolder]: For 2592/30973 co-relation queries the response was YES. [2021-08-12 23:43:55,782 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18027 conditions, 5372 events. 3355/5372 cut-off events. For 2592/30973 co-relation queries the response was YES. Maximal size of possible extension queue 265. Compared 33035 event pairs, 821 based on Foata normal form. 48/4269 useless extension candidates. Maximal degree in co-relation 14151. Up to 4229 conditions per place. [2021-08-12 23:43:55,820 INFO L132 encePairwiseOnDemand]: 77/85 looper letters, 65 selfloop transitions, 38 changer transitions 0/161 dead transitions. [2021-08-12 23:43:55,820 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 161 transitions, 977 flow [2021-08-12 23:43:55,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:43:55,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:43:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 395 transitions. [2021-08-12 23:43:55,821 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7745098039215687 [2021-08-12 23:43:55,821 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 395 transitions. [2021-08-12 23:43:55,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 395 transitions. [2021-08-12 23:43:55,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:55,822 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 395 transitions. [2021-08-12 23:43:55,822 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 65.83333333333333) internal successors, (395), 6 states have internal predecessors, (395), 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) [2021-08-12 23:43:55,823 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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) [2021-08-12 23:43:55,823 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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) [2021-08-12 23:43:55,823 INFO L348 CegarLoopForPetriNet]: 85 programPoint places, 4 predicate places. [2021-08-12 23:43:55,823 INFO L482 AbstractCegarLoop]: Abstraction has has 89 places, 161 transitions, 977 flow [2021-08-12 23:43:55,824 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 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) [2021-08-12 23:43:55,824 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:55,824 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:55,824 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-12 23:43:55,824 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:55,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:55,824 INFO L82 PathProgramCache]: Analyzing trace with hash -518149967, now seen corresponding path program 1 times [2021-08-12 23:43:55,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:55,824 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062233139] [2021-08-12 23:43:55,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:55,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:55,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:43:55,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:43:55,860 INFO L142 QuantifierPusher]: treesize reduction 33, result has 66.7 percent of original size [2021-08-12 23:43:55,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:43:55,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:55,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 23:43:55,864 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:55,864 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062233139] [2021-08-12 23:43:55,864 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062233139] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:55,864 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:55,865 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:43:55,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970804730] [2021-08-12 23:43:55,865 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:43:55,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:55,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:43:55,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:43:55,866 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 85 [2021-08-12 23:43:55,866 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 161 transitions, 977 flow. Second operand has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 states have internal predecessors, (245), 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) [2021-08-12 23:43:55,866 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:55,866 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 85 [2021-08-12 23:43:55,866 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:56,790 INFO L129 PetriNetUnfolder]: 6082/9439 cut-off events. [2021-08-12 23:43:56,790 INFO L130 PetriNetUnfolder]: For 7960/117216 co-relation queries the response was YES. [2021-08-12 23:43:56,819 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40479 conditions, 9439 events. 6082/9439 cut-off events. For 7960/117216 co-relation queries the response was YES. Maximal size of possible extension queue 406. Compared 61111 event pairs, 824 based on Foata normal form. 75/7753 useless extension candidates. Maximal degree in co-relation 32074. Up to 7731 conditions per place. [2021-08-12 23:43:56,907 INFO L132 encePairwiseOnDemand]: 78/85 looper letters, 134 selfloop transitions, 38 changer transitions 0/230 dead transitions. [2021-08-12 23:43:56,907 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 230 transitions, 1869 flow [2021-08-12 23:43:56,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:43:56,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:43:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 277 transitions. [2021-08-12 23:43:56,908 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8147058823529412 [2021-08-12 23:43:56,908 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 277 transitions. [2021-08-12 23:43:56,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 277 transitions. [2021-08-12 23:43:56,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:56,909 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 277 transitions. [2021-08-12 23:43:56,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 69.25) internal successors, (277), 4 states have internal predecessors, (277), 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) [2021-08-12 23:43:56,910 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 85.0) internal successors, (425), 5 states have internal predecessors, (425), 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) [2021-08-12 23:43:56,910 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 85.0) internal successors, (425), 5 states have internal predecessors, (425), 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) [2021-08-12 23:43:56,910 INFO L348 CegarLoopForPetriNet]: 85 programPoint places, 7 predicate places. [2021-08-12 23:43:56,910 INFO L482 AbstractCegarLoop]: Abstraction has has 92 places, 230 transitions, 1869 flow [2021-08-12 23:43:56,910 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 states have internal predecessors, (245), 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) [2021-08-12 23:43:56,910 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:56,911 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:56,911 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-12 23:43:56,911 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:56,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:56,911 INFO L82 PathProgramCache]: Analyzing trace with hash -957606416, now seen corresponding path program 1 times [2021-08-12 23:43:56,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:56,911 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460805868] [2021-08-12 23:43:56,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:56,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:56,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:56,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:56,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:56,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:56,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:56,939 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:43:56,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:43:56,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:56,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:56,951 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:56,952 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:56,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460805868] [2021-08-12 23:43:56,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460805868] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 23:43:56,952 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040668757] [2021-08-12 23:43:56,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 23:43:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:57,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2021-08-12 23:43:57,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 23:43:57,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:57,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:57,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:57,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:57,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:57,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:57,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:57,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:57,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:57,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,119 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-08-12 23:43:57,119 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-08-12 23:43:57,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,130 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-08-12 23:43:57,130 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-08-12 23:43:57,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,211 INFO L147 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size 10 [2021-08-12 23:43:57,212 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-08-12 23:43:57,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:57,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:43:57,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:57,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:43:57,228 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040668757] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 23:43:57,228 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-12 23:43:57,228 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9] total 11 [2021-08-12 23:43:57,230 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610337909] [2021-08-12 23:43:57,230 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-08-12 23:43:57,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:57,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-12 23:43:57,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-08-12 23:43:57,231 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 46 out of 85 [2021-08-12 23:43:57,231 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 230 transitions, 1869 flow. Second operand has 11 states, 11 states have (on average 47.90909090909091) internal successors, (527), 11 states have internal predecessors, (527), 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) [2021-08-12 23:43:57,231 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:57,231 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 46 of 85 [2021-08-12 23:43:57,231 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:57,989 INFO L129 PetriNetUnfolder]: 3429/6993 cut-off events. [2021-08-12 23:43:57,989 INFO L130 PetriNetUnfolder]: For 11991/12342 co-relation queries the response was YES. [2021-08-12 23:43:58,012 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19156 conditions, 6993 events. 3429/6993 cut-off events. For 11991/12342 co-relation queries the response was YES. Maximal size of possible extension queue 630. Compared 62551 event pairs, 1293 based on Foata normal form. 32/6450 useless extension candidates. Maximal degree in co-relation 16633. Up to 4804 conditions per place. [2021-08-12 23:43:58,052 INFO L132 encePairwiseOnDemand]: 65/85 looper letters, 129 selfloop transitions, 45 changer transitions 0/217 dead transitions. [2021-08-12 23:43:58,052 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 217 transitions, 1843 flow [2021-08-12 23:43:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-12 23:43:58,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-08-12 23:43:58,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 608 transitions. [2021-08-12 23:43:58,054 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.6502673796791444 [2021-08-12 23:43:58,054 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 608 transitions. [2021-08-12 23:43:58,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 608 transitions. [2021-08-12 23:43:58,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:58,054 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 608 transitions. [2021-08-12 23:43:58,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 55.27272727272727) internal successors, (608), 11 states have internal predecessors, (608), 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) [2021-08-12 23:43:58,056 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 85.0) internal successors, (1020), 12 states have internal predecessors, (1020), 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) [2021-08-12 23:43:58,057 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 85.0) internal successors, (1020), 12 states have internal predecessors, (1020), 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) [2021-08-12 23:43:58,057 INFO L348 CegarLoopForPetriNet]: 85 programPoint places, 13 predicate places. [2021-08-12 23:43:58,057 INFO L482 AbstractCegarLoop]: Abstraction has has 98 places, 217 transitions, 1843 flow [2021-08-12 23:43:58,057 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 47.90909090909091) internal successors, (527), 11 states have internal predecessors, (527), 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) [2021-08-12 23:43:58,057 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:58,057 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:58,274 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-12 23:43:58,274 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:58,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:58,275 INFO L82 PathProgramCache]: Analyzing trace with hash 43012350, now seen corresponding path program 1 times [2021-08-12 23:43:58,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:58,275 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367092332] [2021-08-12 23:43:58,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:58,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:58,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:58,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:58,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:43:58,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:58,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:43:58,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:58,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:43:58,327 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:43:58,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:43:58,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:58,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-08-12 23:43:58,358 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:58,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367092332] [2021-08-12 23:43:58,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367092332] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:58,358 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:58,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:43:58,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187138046] [2021-08-12 23:43:58,359 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:43:58,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:58,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:43:58,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:43:58,360 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 85 [2021-08-12 23:43:58,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 217 transitions, 1843 flow. Second operand has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 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) [2021-08-12 23:43:58,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:58,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 85 [2021-08-12 23:43:58,360 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:43:59,528 INFO L129 PetriNetUnfolder]: 5766/11385 cut-off events. [2021-08-12 23:43:59,528 INFO L130 PetriNetUnfolder]: For 35829/37285 co-relation queries the response was YES. [2021-08-12 23:43:59,559 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35518 conditions, 11385 events. 5766/11385 cut-off events. For 35829/37285 co-relation queries the response was YES. Maximal size of possible extension queue 1031. Compared 106710 event pairs, 2116 based on Foata normal form. 124/10525 useless extension candidates. Maximal degree in co-relation 26277. Up to 7775 conditions per place. [2021-08-12 23:43:59,614 INFO L132 encePairwiseOnDemand]: 77/85 looper letters, 111 selfloop transitions, 81 changer transitions 0/286 dead transitions. [2021-08-12 23:43:59,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 286 transitions, 3032 flow [2021-08-12 23:43:59,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:43:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:43:59,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 388 transitions. [2021-08-12 23:43:59,615 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7607843137254902 [2021-08-12 23:43:59,615 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 388 transitions. [2021-08-12 23:43:59,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 388 transitions. [2021-08-12 23:43:59,615 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:43:59,615 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 388 transitions. [2021-08-12 23:43:59,616 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 64.66666666666667) internal successors, (388), 6 states have internal predecessors, (388), 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) [2021-08-12 23:43:59,617 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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) [2021-08-12 23:43:59,617 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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) [2021-08-12 23:43:59,617 INFO L348 CegarLoopForPetriNet]: 85 programPoint places, 18 predicate places. [2021-08-12 23:43:59,617 INFO L482 AbstractCegarLoop]: Abstraction has has 103 places, 286 transitions, 3032 flow [2021-08-12 23:43:59,617 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 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) [2021-08-12 23:43:59,617 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:43:59,617 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:43:59,618 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-12 23:43:59,618 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:43:59,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:43:59,618 INFO L82 PathProgramCache]: Analyzing trace with hash 1481747103, now seen corresponding path program 1 times [2021-08-12 23:43:59,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:43:59,618 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506855574] [2021-08-12 23:43:59,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:43:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:43:59,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:59,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:59,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:59,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:43:59,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:59,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:43:59,658 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:43:59,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:43:59,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:43:59,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:43:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-08-12 23:43:59,662 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:43:59,662 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506855574] [2021-08-12 23:43:59,662 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506855574] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:43:59,662 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:43:59,662 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:43:59,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305325221] [2021-08-12 23:43:59,662 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:43:59,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:43:59,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:43:59,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:43:59,665 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 85 [2021-08-12 23:43:59,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 286 transitions, 3032 flow. Second operand has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 states have internal predecessors, (245), 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) [2021-08-12 23:43:59,665 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:43:59,665 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 85 [2021-08-12 23:43:59,665 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:00,655 INFO L129 PetriNetUnfolder]: 5624/10925 cut-off events. [2021-08-12 23:44:00,655 INFO L130 PetriNetUnfolder]: For 46024/47671 co-relation queries the response was YES. [2021-08-12 23:44:00,693 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37560 conditions, 10925 events. 5624/10925 cut-off events. For 46024/47671 co-relation queries the response was YES. Maximal size of possible extension queue 997. Compared 100667 event pairs, 2189 based on Foata normal form. 31/10104 useless extension candidates. Maximal degree in co-relation 32751. Up to 7560 conditions per place. [2021-08-12 23:44:00,895 INFO L132 encePairwiseOnDemand]: 81/85 looper letters, 167 selfloop transitions, 23 changer transitions 0/283 dead transitions. [2021-08-12 23:44:00,895 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 283 transitions, 3382 flow [2021-08-12 23:44:00,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:44:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:44:00,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 253 transitions. [2021-08-12 23:44:00,897 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7441176470588236 [2021-08-12 23:44:00,897 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 253 transitions. [2021-08-12 23:44:00,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 253 transitions. [2021-08-12 23:44:00,897 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:00,897 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 253 transitions. [2021-08-12 23:44:00,898 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 63.25) internal successors, (253), 4 states have internal predecessors, (253), 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) [2021-08-12 23:44:00,898 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 85.0) internal successors, (425), 5 states have internal predecessors, (425), 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) [2021-08-12 23:44:00,898 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 85.0) internal successors, (425), 5 states have internal predecessors, (425), 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) [2021-08-12 23:44:00,898 INFO L348 CegarLoopForPetriNet]: 85 programPoint places, 19 predicate places. [2021-08-12 23:44:00,898 INFO L482 AbstractCegarLoop]: Abstraction has has 104 places, 283 transitions, 3382 flow [2021-08-12 23:44:00,898 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 61.25) internal successors, (245), 4 states have internal predecessors, (245), 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) [2021-08-12 23:44:00,898 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:00,899 INFO L266 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:00,899 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-12 23:44:00,899 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 23:44:00,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:00,899 INFO L82 PathProgramCache]: Analyzing trace with hash 715581460, now seen corresponding path program 1 times [2021-08-12 23:44:00,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:00,899 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421541882] [2021-08-12 23:44:00,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:00,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:44:00,905 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:44:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:44:00,911 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:44:00,923 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 23:44:00,923 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 23:44:00,923 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-12 23:44:00,923 WARN L235 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 23:44:00,923 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2021-08-12 23:44:00,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,932 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,932 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,934 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,942 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,944 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,944 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,944 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,944 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,945 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,945 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,946 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,947 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,947 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,947 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of5ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of5ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:44:00,948 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 23:44:00,948 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-12 23:44:00,949 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 23:44:00,949 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 23:44:00,949 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 23:44:00,949 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 23:44:00,949 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 23:44:00,949 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 23:44:00,949 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 23:44:00,949 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 23:44:00,950 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 100 transitions, 245 flow [2021-08-12 23:44:00,959 INFO L129 PetriNetUnfolder]: 16/158 cut-off events. [2021-08-12 23:44:00,959 INFO L130 PetriNetUnfolder]: For 30/30 co-relation queries the response was YES. [2021-08-12 23:44:00,960 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189 conditions, 158 events. 16/158 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 331 event pairs, 0 based on Foata normal form. 0/131 useless extension candidates. Maximal degree in co-relation 144. Up to 12 conditions per place. [2021-08-12 23:44:00,960 INFO L82 GeneralOperation]: Start removeDead. Operand has 100 places, 100 transitions, 245 flow [2021-08-12 23:44:00,961 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 100 places, 100 transitions, 245 flow [2021-08-12 23:44:00,965 INFO L129 PetriNetUnfolder]: 3/47 cut-off events. [2021-08-12 23:44:00,965 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-08-12 23:44:00,965 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:00,965 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:00,965 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:00,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:00,965 INFO L82 PathProgramCache]: Analyzing trace with hash -562366577, now seen corresponding path program 1 times [2021-08-12 23:44:00,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:00,965 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962701384] [2021-08-12 23:44:00,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:00,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:00,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:00,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:00,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:00,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:00,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:00,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:00,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:01,000 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:44:01,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:44:01,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:01,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:44:01,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:01,029 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962701384] [2021-08-12 23:44:01,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962701384] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:01,029 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:01,029 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:44:01,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416450577] [2021-08-12 23:44:01,029 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:44:01,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:01,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:44:01,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:44:01,030 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:01,030 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 100 transitions, 245 flow. Second operand has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:01,030 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:01,030 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:01,031 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:01,840 INFO L129 PetriNetUnfolder]: 6157/8795 cut-off events. [2021-08-12 23:44:01,840 INFO L130 PetriNetUnfolder]: For 31/31 co-relation queries the response was YES. [2021-08-12 23:44:01,865 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16524 conditions, 8795 events. 6157/8795 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 510. Compared 52070 event pairs, 3001 based on Foata normal form. 3352/10187 useless extension candidates. Maximal degree in co-relation 16444. Up to 7680 conditions per place. [2021-08-12 23:44:01,913 INFO L132 encePairwiseOnDemand]: 84/100 looper letters, 27 selfloop transitions, 22 changer transitions 0/114 dead transitions. [2021-08-12 23:44:01,913 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 114 transitions, 371 flow [2021-08-12 23:44:01,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:44:01,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:44:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 483 transitions. [2021-08-12 23:44:01,914 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.805 [2021-08-12 23:44:01,915 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 483 transitions. [2021-08-12 23:44:01,915 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 483 transitions. [2021-08-12 23:44:01,915 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:01,915 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 483 transitions. [2021-08-12 23:44:01,916 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 80.5) internal successors, (483), 6 states have internal predecessors, (483), 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) [2021-08-12 23:44:01,918 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:01,918 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:01,918 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, -5 predicate places. [2021-08-12 23:44:01,918 INFO L482 AbstractCegarLoop]: Abstraction has has 95 places, 114 transitions, 371 flow [2021-08-12 23:44:01,918 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:01,918 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:01,918 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:01,918 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-12 23:44:01,919 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:01,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:01,919 INFO L82 PathProgramCache]: Analyzing trace with hash 1205921952, now seen corresponding path program 1 times [2021-08-12 23:44:01,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:01,919 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685449243] [2021-08-12 23:44:01,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:01,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:01,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:01,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:01,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:44:01,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:01,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:44:01,954 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:44:01,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:44:01,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:01,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:44:01,958 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:01,958 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685449243] [2021-08-12 23:44:01,958 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685449243] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:01,958 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:01,958 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:44:01,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233009181] [2021-08-12 23:44:01,958 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:44:01,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:01,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:44:01,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:44:01,959 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:01,959 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 114 transitions, 371 flow. Second operand has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:44:01,959 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:01,960 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:01,960 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:03,211 INFO L129 PetriNetUnfolder]: 12018/16836 cut-off events. [2021-08-12 23:44:03,211 INFO L130 PetriNetUnfolder]: For 938/18866 co-relation queries the response was YES. [2021-08-12 23:44:03,268 INFO L84 FinitePrefix]: Finished finitePrefix Result has 47043 conditions, 16836 events. 12018/16836 cut-off events. For 938/18866 co-relation queries the response was YES. Maximal size of possible extension queue 780. Compared 103387 event pairs, 2871 based on Foata normal form. 29/13301 useless extension candidates. Maximal degree in co-relation 46960. Up to 15070 conditions per place. [2021-08-12 23:44:03,377 INFO L132 encePairwiseOnDemand]: 92/100 looper letters, 64 selfloop transitions, 18 changer transitions 0/147 dead transitions. [2021-08-12 23:44:03,377 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 147 transitions, 667 flow [2021-08-12 23:44:03,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:44:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:44:03,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 326 transitions. [2021-08-12 23:44:03,379 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.815 [2021-08-12 23:44:03,379 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 326 transitions. [2021-08-12 23:44:03,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 326 transitions. [2021-08-12 23:44:03,379 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:03,379 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 326 transitions. [2021-08-12 23:44:03,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 81.5) internal successors, (326), 4 states have internal predecessors, (326), 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) [2021-08-12 23:44:03,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:44:03,380 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:44:03,380 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, -2 predicate places. [2021-08-12 23:44:03,380 INFO L482 AbstractCegarLoop]: Abstraction has has 98 places, 147 transitions, 667 flow [2021-08-12 23:44:03,381 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:44:03,381 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:03,381 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:03,381 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-12 23:44:03,381 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:03,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:03,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1645923862, now seen corresponding path program 1 times [2021-08-12 23:44:03,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:03,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862341202] [2021-08-12 23:44:03,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:03,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:03,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:03,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:03,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:03,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:03,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:03,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:03,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:03,411 INFO L142 QuantifierPusher]: treesize reduction 19, result has 81.6 percent of original size [2021-08-12 23:44:03,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-08-12 23:44:03,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:03,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:03,436 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 23:44:03,436 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:03,436 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862341202] [2021-08-12 23:44:03,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862341202] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:03,437 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:03,437 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:44:03,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410382762] [2021-08-12 23:44:03,437 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:44:03,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:03,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:44:03,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:44:03,438 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:03,438 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 147 transitions, 667 flow. Second operand has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:03,438 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:03,438 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:03,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:05,701 INFO L129 PetriNetUnfolder]: 17975/25336 cut-off events. [2021-08-12 23:44:05,701 INFO L130 PetriNetUnfolder]: For 8389/214463 co-relation queries the response was YES. [2021-08-12 23:44:05,793 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89285 conditions, 25336 events. 17975/25336 cut-off events. For 8389/214463 co-relation queries the response was YES. Maximal size of possible extension queue 1089. Compared 161959 event pairs, 4847 based on Foata normal form. 71/19998 useless extension candidates. Maximal degree in co-relation 72891. Up to 21448 conditions per place. [2021-08-12 23:44:06,045 INFO L132 encePairwiseOnDemand]: 91/100 looper letters, 83 selfloop transitions, 48 changer transitions 0/199 dead transitions. [2021-08-12 23:44:06,046 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 103 places, 199 transitions, 1234 flow [2021-08-12 23:44:06,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:44:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:44:06,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 464 transitions. [2021-08-12 23:44:06,047 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7733333333333333 [2021-08-12 23:44:06,047 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 464 transitions. [2021-08-12 23:44:06,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 464 transitions. [2021-08-12 23:44:06,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:06,048 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 464 transitions. [2021-08-12 23:44:06,048 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 77.33333333333333) internal successors, (464), 6 states have internal predecessors, (464), 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) [2021-08-12 23:44:06,049 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:06,049 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:06,050 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, 3 predicate places. [2021-08-12 23:44:06,050 INFO L482 AbstractCegarLoop]: Abstraction has has 103 places, 199 transitions, 1234 flow [2021-08-12 23:44:06,050 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:06,050 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:06,050 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:06,050 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-12 23:44:06,050 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:06,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:06,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1922663829, now seen corresponding path program 1 times [2021-08-12 23:44:06,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:06,051 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101593624] [2021-08-12 23:44:06,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:06,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:06,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:06,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:06,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:44:06,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:06,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:44:06,084 INFO L142 QuantifierPusher]: treesize reduction 33, result has 66.7 percent of original size [2021-08-12 23:44:06,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:44:06,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:06,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 23:44:06,088 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:06,088 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101593624] [2021-08-12 23:44:06,088 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101593624] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:06,088 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:06,088 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:44:06,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565079221] [2021-08-12 23:44:06,088 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:44:06,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:06,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:44:06,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:44:06,089 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:06,089 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 199 transitions, 1234 flow. Second operand has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:44:06,089 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:06,089 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:06,089 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:10,637 INFO L129 PetriNetUnfolder]: 33196/45999 cut-off events. [2021-08-12 23:44:10,637 INFO L130 PetriNetUnfolder]: For 30565/1178845 co-relation queries the response was YES. [2021-08-12 23:44:10,946 INFO L84 FinitePrefix]: Finished finitePrefix Result has 205520 conditions, 45999 events. 33196/45999 cut-off events. For 30565/1178845 co-relation queries the response was YES. Maximal size of possible extension queue 1641. Compared 302631 event pairs, 4760 based on Foata normal form. 125/37119 useless extension candidates. Maximal degree in co-relation 167316. Up to 39847 conditions per place. [2021-08-12 23:44:11,352 INFO L132 encePairwiseOnDemand]: 92/100 looper letters, 174 selfloop transitions, 46 changer transitions 0/288 dead transitions. [2021-08-12 23:44:11,352 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 288 transitions, 2382 flow [2021-08-12 23:44:11,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:44:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:44:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 326 transitions. [2021-08-12 23:44:11,354 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.815 [2021-08-12 23:44:11,354 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 326 transitions. [2021-08-12 23:44:11,354 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 326 transitions. [2021-08-12 23:44:11,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:11,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 326 transitions. [2021-08-12 23:44:11,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 81.5) internal successors, (326), 4 states have internal predecessors, (326), 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) [2021-08-12 23:44:11,355 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:44:11,355 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:44:11,356 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, 6 predicate places. [2021-08-12 23:44:11,356 INFO L482 AbstractCegarLoop]: Abstraction has has 106 places, 288 transitions, 2382 flow [2021-08-12 23:44:11,356 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:44:11,356 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:11,356 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:11,356 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-12 23:44:11,356 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:11,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:11,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1556125196, now seen corresponding path program 1 times [2021-08-12 23:44:11,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:11,357 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441119331] [2021-08-12 23:44:11,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:11,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:11,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,380 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-12 23:44:11,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-12 23:44:11,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,393 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:44:11,393 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:11,393 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441119331] [2021-08-12 23:44:11,393 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441119331] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 23:44:11,393 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [976487054] [2021-08-12 23:44:11,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-12 23:44:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:11,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2021-08-12 23:44:11,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-12 23:44:11,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:11,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:11,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:11,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:11,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:11,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:44:11,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:44:11,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:44:11,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:44:11,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:11,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-12 23:44:11,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:11,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:44:11,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [976487054] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-12 23:44:11,650 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-12 23:44:11,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8] total 10 [2021-08-12 23:44:11,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922521247] [2021-08-12 23:44:11,651 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-12 23:44:11,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:11,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-12 23:44:11,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-08-12 23:44:11,652 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 100 [2021-08-12 23:44:11,652 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 106 places, 288 transitions, 2382 flow. Second operand has 10 states, 10 states have (on average 55.0) internal successors, (550), 10 states have internal predecessors, (550), 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) [2021-08-12 23:44:11,652 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:11,652 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 100 [2021-08-12 23:44:11,652 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:15,118 INFO L129 PetriNetUnfolder]: 17788/32041 cut-off events. [2021-08-12 23:44:15,119 INFO L130 PetriNetUnfolder]: For 48365/49689 co-relation queries the response was YES. [2021-08-12 23:44:15,372 INFO L84 FinitePrefix]: Finished finitePrefix Result has 84537 conditions, 32041 events. 17788/32041 cut-off events. For 48365/49689 co-relation queries the response was YES. Maximal size of possible extension queue 2388. Compared 316258 event pairs, 8438 based on Foata normal form. 100/29627 useless extension candidates. Maximal degree in co-relation 77105. Up to 23482 conditions per place. [2021-08-12 23:44:15,665 INFO L132 encePairwiseOnDemand]: 76/100 looper letters, 184 selfloop transitions, 57 changer transitions 0/291 dead transitions. [2021-08-12 23:44:15,665 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 291 transitions, 2590 flow [2021-08-12 23:44:15,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 23:44:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 23:44:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 665 transitions. [2021-08-12 23:44:15,667 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.665 [2021-08-12 23:44:15,667 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 665 transitions. [2021-08-12 23:44:15,667 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 665 transitions. [2021-08-12 23:44:15,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:15,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 665 transitions. [2021-08-12 23:44:15,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 66.5) internal successors, (665), 10 states have internal predecessors, (665), 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) [2021-08-12 23:44:15,670 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 100.0) internal successors, (1100), 11 states have internal predecessors, (1100), 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) [2021-08-12 23:44:15,670 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 100.0) internal successors, (1100), 11 states have internal predecessors, (1100), 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) [2021-08-12 23:44:15,670 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, 11 predicate places. [2021-08-12 23:44:15,670 INFO L482 AbstractCegarLoop]: Abstraction has has 111 places, 291 transitions, 2590 flow [2021-08-12 23:44:15,671 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 55.0) internal successors, (550), 10 states have internal predecessors, (550), 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) [2021-08-12 23:44:15,671 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:15,671 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:15,887 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-08-12 23:44:15,888 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:15,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:15,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1374082992, now seen corresponding path program 1 times [2021-08-12 23:44:15,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:15,888 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254911065] [2021-08-12 23:44:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:15,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:15,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:15,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:15,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:15,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:15,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:15,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:15,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:15,934 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:44:15,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:44:15,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:15,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:15,960 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-08-12 23:44:15,960 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:15,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254911065] [2021-08-12 23:44:15,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254911065] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:15,961 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:15,961 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:44:15,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329987188] [2021-08-12 23:44:15,961 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:44:15,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:15,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:44:15,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:44:15,962 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:15,962 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 291 transitions, 2590 flow. Second operand has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:15,962 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:15,962 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:15,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:22,287 INFO L129 PetriNetUnfolder]: 31469/55679 cut-off events. [2021-08-12 23:44:22,287 INFO L130 PetriNetUnfolder]: For 147708/151297 co-relation queries the response was YES. [2021-08-12 23:44:22,787 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164276 conditions, 55679 events. 31469/55679 cut-off events. For 147708/151297 co-relation queries the response was YES. Maximal size of possible extension queue 4268. Compared 574846 event pairs, 14631 based on Foata normal form. 383/51105 useless extension candidates. Maximal degree in co-relation 137557. Up to 40811 conditions per place. [2021-08-12 23:44:23,067 INFO L132 encePairwiseOnDemand]: 91/100 looper letters, 180 selfloop transitions, 117 changer transitions 0/409 dead transitions. [2021-08-12 23:44:23,068 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 409 transitions, 4577 flow [2021-08-12 23:44:23,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:44:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:44:23,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 456 transitions. [2021-08-12 23:44:23,069 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.76 [2021-08-12 23:44:23,069 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 456 transitions. [2021-08-12 23:44:23,069 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 456 transitions. [2021-08-12 23:44:23,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:23,070 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 456 transitions. [2021-08-12 23:44:23,070 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 76.0) internal successors, (456), 6 states have internal predecessors, (456), 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) [2021-08-12 23:44:23,071 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:23,071 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:23,071 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, 16 predicate places. [2021-08-12 23:44:23,071 INFO L482 AbstractCegarLoop]: Abstraction has has 116 places, 409 transitions, 4577 flow [2021-08-12 23:44:23,072 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:23,072 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:23,072 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:23,072 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-12 23:44:23,072 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:23,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:23,072 INFO L82 PathProgramCache]: Analyzing trace with hash -25673939, now seen corresponding path program 1 times [2021-08-12 23:44:23,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:23,072 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119012949] [2021-08-12 23:44:23,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:23,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:23,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:23,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:23,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:44:23,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:23,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:44:23,103 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:44:23,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:44:23,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:23,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:23,107 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-08-12 23:44:23,107 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:23,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119012949] [2021-08-12 23:44:23,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119012949] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:23,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:23,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:44:23,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662747386] [2021-08-12 23:44:23,107 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:44:23,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:23,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:44:23,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:44:23,108 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:23,109 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 409 transitions, 4577 flow. Second operand has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:44:23,109 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:23,109 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:23,109 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:29,753 INFO L129 PetriNetUnfolder]: 31085/54934 cut-off events. [2021-08-12 23:44:29,753 INFO L130 PetriNetUnfolder]: For 197143/202131 co-relation queries the response was YES. [2021-08-12 23:44:30,147 INFO L84 FinitePrefix]: Finished finitePrefix Result has 174743 conditions, 54934 events. 31085/54934 cut-off events. For 197143/202131 co-relation queries the response was YES. Maximal size of possible extension queue 4211. Compared 565891 event pairs, 14477 based on Foata normal form. 103/50230 useless extension candidates. Maximal degree in co-relation 146144. Up to 40301 conditions per place. [2021-08-12 23:44:30,473 INFO L132 encePairwiseOnDemand]: 96/100 looper letters, 268 selfloop transitions, 27 changer transitions 0/406 dead transitions. [2021-08-12 23:44:30,473 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 406 transitions, 5137 flow [2021-08-12 23:44:30,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:44:30,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:44:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 296 transitions. [2021-08-12 23:44:30,475 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.74 [2021-08-12 23:44:30,475 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 296 transitions. [2021-08-12 23:44:30,475 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 296 transitions. [2021-08-12 23:44:30,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:30,475 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 296 transitions. [2021-08-12 23:44:30,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 74.0) internal successors, (296), 4 states have internal predecessors, (296), 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) [2021-08-12 23:44:30,485 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:44:30,485 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:44:30,485 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, 17 predicate places. [2021-08-12 23:44:30,485 INFO L482 AbstractCegarLoop]: Abstraction has has 117 places, 406 transitions, 5137 flow [2021-08-12 23:44:30,485 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:44:30,485 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:30,485 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:30,485 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-12 23:44:30,486 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:30,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:30,486 INFO L82 PathProgramCache]: Analyzing trace with hash -514715433, now seen corresponding path program 1 times [2021-08-12 23:44:30,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:30,486 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609881034] [2021-08-12 23:44:30,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:30,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:30,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:30,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:30,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:44:30,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:30,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:44:30,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:30,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:44:30,520 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:44:30,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:44:30,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:30,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:30,552 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-08-12 23:44:30,552 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:30,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609881034] [2021-08-12 23:44:30,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609881034] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:30,553 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:30,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:44:30,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787114749] [2021-08-12 23:44:30,553 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:44:30,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:30,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:44:30,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:44:30,554 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:30,554 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 406 transitions, 5137 flow. Second operand has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:30,554 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:30,554 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:30,554 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:44,239 INFO L129 PetriNetUnfolder]: 53258/92050 cut-off events. [2021-08-12 23:44:44,239 INFO L130 PetriNetUnfolder]: For 548079/563051 co-relation queries the response was YES. [2021-08-12 23:44:45,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 327955 conditions, 92050 events. 53258/92050 cut-off events. For 548079/563051 co-relation queries the response was YES. Maximal size of possible extension queue 7228. Compared 981312 event pairs, 23847 based on Foata normal form. 757/84042 useless extension candidates. Maximal degree in co-relation 236112. Up to 67657 conditions per place. [2021-08-12 23:44:45,820 INFO L132 encePairwiseOnDemand]: 91/100 looper letters, 262 selfloop transitions, 198 changer transitions 0/574 dead transitions. [2021-08-12 23:44:45,820 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 574 transitions, 8712 flow [2021-08-12 23:44:45,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:44:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:44:45,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 454 transitions. [2021-08-12 23:44:45,823 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7566666666666667 [2021-08-12 23:44:45,823 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 454 transitions. [2021-08-12 23:44:45,823 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 454 transitions. [2021-08-12 23:44:45,837 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:44:45,837 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 454 transitions. [2021-08-12 23:44:45,840 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 75.66666666666667) internal successors, (454), 6 states have internal predecessors, (454), 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) [2021-08-12 23:44:45,857 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:45,857 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 100.0) internal successors, (700), 7 states have internal predecessors, (700), 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) [2021-08-12 23:44:45,858 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, 22 predicate places. [2021-08-12 23:44:45,858 INFO L482 AbstractCegarLoop]: Abstraction has has 122 places, 574 transitions, 8712 flow [2021-08-12 23:44:45,858 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 70.0) internal successors, (420), 6 states have internal predecessors, (420), 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) [2021-08-12 23:44:45,858 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:44:45,858 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:44:45,858 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-12 23:44:45,858 INFO L430 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:44:45,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:44:45,858 INFO L82 PathProgramCache]: Analyzing trace with hash -852994316, now seen corresponding path program 1 times [2021-08-12 23:44:45,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:44:45,859 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911871989] [2021-08-12 23:44:45,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:44:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:44:45,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:45,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:45,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:45,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:44:45,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:45,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:44:45,926 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:44:45,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:44:45,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:44:45,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:44:45,930 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-08-12 23:44:45,930 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:44:45,930 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911871989] [2021-08-12 23:44:45,930 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911871989] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:44:45,930 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:44:45,930 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:44:45,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812867261] [2021-08-12 23:44:45,930 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:44:45,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:44:45,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:44:45,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:44:45,931 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 100 [2021-08-12 23:44:45,931 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 574 transitions, 8712 flow. Second operand has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:44:45,931 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:44:45,932 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 100 [2021-08-12 23:44:45,932 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:44:59,956 INFO L129 PetriNetUnfolder]: 52871/91233 cut-off events. [2021-08-12 23:44:59,957 INFO L130 PetriNetUnfolder]: For 667212/683656 co-relation queries the response was YES. [2021-08-12 23:45:00,862 INFO L84 FinitePrefix]: Finished finitePrefix Result has 347921 conditions, 91233 events. 52871/91233 cut-off events. For 667212/683656 co-relation queries the response was YES. Maximal size of possible extension queue 7173. Compared 969865 event pairs, 23480 based on Foata normal form. 81/82693 useless extension candidates. Maximal degree in co-relation 249891. Up to 67162 conditions per place. [2021-08-12 23:45:01,402 INFO L132 encePairwiseOnDemand]: 96/100 looper letters, 407 selfloop transitions, 51 changer transitions 0/571 dead transitions. [2021-08-12 23:45:01,403 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 571 transitions, 9590 flow [2021-08-12 23:45:01,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:45:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:45:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 295 transitions. [2021-08-12 23:45:01,404 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7375 [2021-08-12 23:45:01,404 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 295 transitions. [2021-08-12 23:45:01,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 295 transitions. [2021-08-12 23:45:01,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:45:01,404 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 295 transitions. [2021-08-12 23:45:01,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 73.75) internal successors, (295), 4 states have internal predecessors, (295), 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) [2021-08-12 23:45:01,405 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:45:01,405 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 100.0) internal successors, (500), 5 states have internal predecessors, (500), 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) [2021-08-12 23:45:01,405 INFO L348 CegarLoopForPetriNet]: 100 programPoint places, 23 predicate places. [2021-08-12 23:45:01,406 INFO L482 AbstractCegarLoop]: Abstraction has has 123 places, 571 transitions, 9590 flow [2021-08-12 23:45:01,406 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 71.25) internal successors, (285), 4 states have internal predecessors, (285), 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) [2021-08-12 23:45:01,406 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:45:01,406 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 6, 6, 6, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:45:01,406 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-08-12 23:45:01,406 INFO L430 AbstractCegarLoop]: === Iteration 10 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:45:01,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:45:01,406 INFO L82 PathProgramCache]: Analyzing trace with hash -1744727348, now seen corresponding path program 1 times [2021-08-12 23:45:01,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:45:01,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063040147] [2021-08-12 23:45:01,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:45:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:45:01,411 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:45:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 23:45:01,415 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 23:45:01,418 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 23:45:01,418 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 23:45:01,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-08-12 23:45:01,419 WARN L235 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2021-08-12 23:45:01,419 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,426 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,427 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,428 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,429 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,430 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,431 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,432 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,433 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,434 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,435 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,435 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,436 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread2of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,436 WARN L313 ript$VariableManager]: TermVariabe thr1Thread2of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,437 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread3of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,437 WARN L313 ript$VariableManager]: TermVariabe thr1Thread3of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,438 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread4of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,438 WARN L313 ript$VariableManager]: TermVariabe thr1Thread4of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,439 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,439 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,439 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,439 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,439 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,439 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread5of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,439 WARN L313 ript$VariableManager]: TermVariabe thr1Thread5of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,440 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,440 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,440 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,440 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread6of6ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,440 WARN L313 ript$VariableManager]: TermVariabe thr1Thread6of6ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 23:45:01,441 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 23:45:01,441 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-08-12 23:45:01,442 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 23:45:01,442 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 23:45:01,442 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 23:45:01,442 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 23:45:01,442 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 23:45:01,442 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 23:45:01,442 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 23:45:01,442 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 23:45:01,443 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 115 transitions, 290 flow [2021-08-12 23:45:01,452 INFO L129 PetriNetUnfolder]: 19/185 cut-off events. [2021-08-12 23:45:01,453 INFO L130 PetriNetUnfolder]: For 50/50 co-relation queries the response was YES. [2021-08-12 23:45:01,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 225 conditions, 185 events. 19/185 cut-off events. For 50/50 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 399 event pairs, 0 based on Foata normal form. 0/153 useless extension candidates. Maximal degree in co-relation 179. Up to 14 conditions per place. [2021-08-12 23:45:01,453 INFO L82 GeneralOperation]: Start removeDead. Operand has 115 places, 115 transitions, 290 flow [2021-08-12 23:45:01,454 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 115 places, 115 transitions, 290 flow [2021-08-12 23:45:01,456 INFO L129 PetriNetUnfolder]: 3/49 cut-off events. [2021-08-12 23:45:01,456 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-08-12 23:45:01,456 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:45:01,456 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:45:01,456 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:45:01,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:45:01,457 INFO L82 PathProgramCache]: Analyzing trace with hash 737811856, now seen corresponding path program 1 times [2021-08-12 23:45:01,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:45:01,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917872894] [2021-08-12 23:45:01,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:45:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:45:01,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:01,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:45:01,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:01,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:45:01,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:01,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:45:01,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:01,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:45:01,482 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.1 percent of original size [2021-08-12 23:45:01,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-08-12 23:45:01,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:01,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:45:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:45:01,510 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:45:01,510 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917872894] [2021-08-12 23:45:01,510 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917872894] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:45:01,510 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:45:01,511 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:45:01,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858212190] [2021-08-12 23:45:01,511 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:45:01,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:45:01,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:45:01,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:45:01,512 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 115 [2021-08-12 23:45:01,512 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 115 transitions, 290 flow. Second operand has 6 states, 6 states have (on average 80.0) internal successors, (480), 6 states have internal predecessors, (480), 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) [2021-08-12 23:45:01,512 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:45:01,512 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 115 [2021-08-12 23:45:01,512 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:45:04,822 INFO L129 PetriNetUnfolder]: 30736/40973 cut-off events. [2021-08-12 23:45:04,822 INFO L130 PetriNetUnfolder]: For 51/51 co-relation queries the response was YES. [2021-08-12 23:45:05,101 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77898 conditions, 40973 events. 30736/40973 cut-off events. For 51/51 co-relation queries the response was YES. Maximal size of possible extension queue 1969. Compared 256253 event pairs, 16566 based on Foata normal form. 14877/46776 useless extension candidates. Maximal degree in co-relation 77802. Up to 36864 conditions per place. [2021-08-12 23:45:05,352 INFO L132 encePairwiseOnDemand]: 97/115 looper letters, 32 selfloop transitions, 26 changer transitions 0/133 dead transitions. [2021-08-12 23:45:05,352 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 133 transitions, 442 flow [2021-08-12 23:45:05,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-12 23:45:05,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-12 23:45:05,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 554 transitions. [2021-08-12 23:45:05,354 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8028985507246377 [2021-08-12 23:45:05,354 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 554 transitions. [2021-08-12 23:45:05,354 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 554 transitions. [2021-08-12 23:45:05,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:45:05,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 554 transitions. [2021-08-12 23:45:05,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 92.33333333333333) internal successors, (554), 6 states have internal predecessors, (554), 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) [2021-08-12 23:45:05,355 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 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) [2021-08-12 23:45:05,355 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 115.0) internal successors, (805), 7 states have internal predecessors, (805), 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) [2021-08-12 23:45:05,355 INFO L348 CegarLoopForPetriNet]: 115 programPoint places, -6 predicate places. [2021-08-12 23:45:05,355 INFO L482 AbstractCegarLoop]: Abstraction has has 109 places, 133 transitions, 442 flow [2021-08-12 23:45:05,356 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 80.0) internal successors, (480), 6 states have internal predecessors, (480), 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) [2021-08-12 23:45:05,356 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:45:05,356 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:45:05,356 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-08-12 23:45:05,356 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:45:05,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:45:05,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1488308974, now seen corresponding path program 1 times [2021-08-12 23:45:05,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:45:05,356 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656731783] [2021-08-12 23:45:05,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:45:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:45:05,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:05,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:45:05,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:05,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-12 23:45:05,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:05,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-08-12 23:45:05,383 INFO L142 QuantifierPusher]: treesize reduction 32, result has 67.3 percent of original size [2021-08-12 23:45:05,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-08-12 23:45:05,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:05,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:45:05,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 23:45:05,388 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:45:05,388 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656731783] [2021-08-12 23:45:05,388 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656731783] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:45:05,388 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:45:05,388 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-12 23:45:05,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713280139] [2021-08-12 23:45:05,388 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-12 23:45:05,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:45:05,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-12 23:45:05,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-12 23:45:05,389 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 115 [2021-08-12 23:45:05,389 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 133 transitions, 442 flow. Second operand has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 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) [2021-08-12 23:45:05,389 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:45:05,389 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 115 [2021-08-12 23:45:05,389 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 23:45:12,626 INFO L129 PetriNetUnfolder]: 60398/79233 cut-off events. [2021-08-12 23:45:12,626 INFO L130 PetriNetUnfolder]: For 3318/112112 co-relation queries the response was YES. [2021-08-12 23:45:13,324 INFO L84 FinitePrefix]: Finished finitePrefix Result has 224641 conditions, 79233 events. 60398/79233 cut-off events. For 3318/112112 co-relation queries the response was YES. Maximal size of possible extension queue 2959. Compared 501044 event pairs, 15944 based on Foata normal form. 36/62329 useless extension candidates. Maximal degree in co-relation 224542. Up to 72663 conditions per place. [2021-08-12 23:45:14,096 INFO L132 encePairwiseOnDemand]: 106/115 looper letters, 77 selfloop transitions, 21 changer transitions 0/173 dead transitions. [2021-08-12 23:45:14,096 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 173 transitions, 798 flow [2021-08-12 23:45:14,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-12 23:45:14,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-12 23:45:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 375 transitions. [2021-08-12 23:45:14,097 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8152173913043478 [2021-08-12 23:45:14,097 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 375 transitions. [2021-08-12 23:45:14,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 375 transitions. [2021-08-12 23:45:14,097 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 23:45:14,097 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 375 transitions. [2021-08-12 23:45:14,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 93.75) internal successors, (375), 4 states have internal predecessors, (375), 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) [2021-08-12 23:45:14,098 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 115.0) internal successors, (575), 5 states have internal predecessors, (575), 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) [2021-08-12 23:45:14,098 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 115.0) internal successors, (575), 5 states have internal predecessors, (575), 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) [2021-08-12 23:45:14,099 INFO L348 CegarLoopForPetriNet]: 115 programPoint places, -3 predicate places. [2021-08-12 23:45:14,099 INFO L482 AbstractCegarLoop]: Abstraction has has 112 places, 173 transitions, 798 flow [2021-08-12 23:45:14,099 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 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) [2021-08-12 23:45:14,099 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 23:45:14,099 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 23:45:14,099 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-08-12 23:45:14,099 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 23:45:14,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 23:45:14,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1876055210, now seen corresponding path program 1 times [2021-08-12 23:45:14,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 23:45:14,100 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662266888] [2021-08-12 23:45:14,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 23:45:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 23:45:14,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:14,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:45:14,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:14,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 23:45:14,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:14,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 23:45:14,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:14,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-12 23:45:14,128 INFO L142 QuantifierPusher]: treesize reduction 19, result has 81.6 percent of original size [2021-08-12 23:45:14,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-08-12 23:45:14,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 23:45:14,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 23:45:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-12 23:45:14,156 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 23:45:14,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662266888] [2021-08-12 23:45:14,156 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662266888] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 23:45:14,156 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 23:45:14,156 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 23:45:14,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030624412] [2021-08-12 23:45:14,157 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 23:45:14,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 23:45:14,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 23:45:14,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-12 23:45:14,157 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 115 [2021-08-12 23:45:14,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 173 transitions, 798 flow. Second operand has 6 states, 6 states have (on average 80.0) internal successors, (480), 6 states have internal predecessors, (480), 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) [2021-08-12 23:45:14,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 23:45:14,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 115 [2021-08-12 23:45:14,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand