/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/sync01.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 20:25:00,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 20:25:00,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 20:25:00,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 20:25:00,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 20:25:00,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 20:25:00,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 20:25:00,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 20:25:00,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 20:25:00,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 20:25:00,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 20:25:00,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 20:25:00,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 20:25:00,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 20:25:00,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 20:25:00,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 20:25:01,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 20:25:01,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 20:25:01,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 20:25:01,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 20:25:01,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 20:25:01,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 20:25:01,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 20:25:01,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 20:25:01,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-12 20:25:01,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-12 20:25:01,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-12 20:25:01,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-12 20:25:01,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-12 20:25:01,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-12 20:25:01,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-12 20:25:01,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-12 20:25:01,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-12 20:25:01,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 20:25:01,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 20:25:01,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 20:25:01,032 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.epf [2021-08-12 20:25:01,067 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 20:25:01,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 20:25:01,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 20:25:01,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 20:25:01,069 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 20:25:01,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 20:25:01,069 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 20:25:01,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 20:25:01,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 20:25:01,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 20:25:01,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 20:25:01,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 20:25:01,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 20:25:01,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 20:25:01,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 20:25:01,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 20:25:01,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 20:25:01,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 20:25:01,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 20:25:01,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 20:25:01,072 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 20:25:01,072 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 20:25:01,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 20:25:01,073 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 20:25:01,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 20:25:01,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 20:25:01,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 20:25:01,429 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 20:25:01,429 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 20:25:01,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/sync01.i [2021-08-12 20:25:01,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ced5728d/fefe8dfc66994fe78f14af984a83c8dc/FLAG5b51daa11 [2021-08-12 20:25:02,036 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 20:25:02,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/sync01.i [2021-08-12 20:25:02,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ced5728d/fefe8dfc66994fe78f14af984a83c8dc/FLAG5b51daa11 [2021-08-12 20:25:02,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ced5728d/fefe8dfc66994fe78f14af984a83c8dc [2021-08-12 20:25:02,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 20:25:02,320 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 20:25:02,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 20:25:02,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 20:25:02,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 20:25:02,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:25:02" (1/1) ... [2021-08-12 20:25:02,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9b41ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:02, skipping insertion in model container [2021-08-12 20:25:02,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 08:25:02" (1/1) ... [2021-08-12 20:25:02,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 20:25:02,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 20:25:02,909 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/sync01.i[42004,42017] [2021-08-12 20:25:02,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:25:02,926 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 20:25:02,975 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/sync01.i[42004,42017] [2021-08-12 20:25:02,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 20:25:03,098 INFO L208 MainTranslator]: Completed translation [2021-08-12 20:25:03,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03 WrapperNode [2021-08-12 20:25:03,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 20:25:03,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 20:25:03,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 20:25:03,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 20:25:03,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 20:25:03,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 20:25:03,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 20:25:03,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 20:25:03,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (1/1) ... [2021-08-12 20:25:03,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 20:25:03,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 20:25:03,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 20:25:03,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 20:25:03,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (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 20:25:03,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 20:25:03,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 20:25:03,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-12 20:25:03,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-12 20:25:03,294 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-12 20:25:03,294 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-12 20:25:03,294 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-12 20:25:03,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 20:25:03,295 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-12 20:25:03,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 20:25:03,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 20:25:03,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 20:25:03,296 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 20:25:03,721 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 20:25:03,721 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-08-12 20:25:03,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:25:03 BoogieIcfgContainer [2021-08-12 20:25:03,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 20:25:03,724 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 20:25:03,724 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 20:25:03,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 20:25:03,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 08:25:02" (1/3) ... [2021-08-12 20:25:03,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16900b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:25:03, skipping insertion in model container [2021-08-12 20:25:03,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 08:25:03" (2/3) ... [2021-08-12 20:25:03,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16900b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 08:25:03, skipping insertion in model container [2021-08-12 20:25:03,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 08:25:03" (3/3) ... [2021-08-12 20:25:03,729 INFO L111 eAbstractionObserver]: Analyzing ICFG sync01.i [2021-08-12 20:25:03,734 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 20:25:03,734 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-12 20:25:03,735 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 20:25:03,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,757 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,757 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,757 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,758 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,758 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,758 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,759 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,760 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,761 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,761 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,761 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,761 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,761 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,761 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,762 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,762 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,762 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,762 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,763 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,763 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,763 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,764 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,764 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,764 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,764 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,765 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,765 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,765 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,765 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,765 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,766 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,767 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,768 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,769 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,769 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,769 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,773 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,774 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,774 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,774 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,774 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,774 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,775 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 20:25:03,804 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-08-12 20:25:03,824 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-12 20:25:03,843 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 20:25:03,843 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 20:25:03,844 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 20:25:03,844 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 20:25:03,844 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 20:25:03,844 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 20:25:03,844 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 20:25:03,844 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 20:25:03,860 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 102 transitions, 226 flow [2021-08-12 20:25:03,923 INFO L129 PetriNetUnfolder]: 6/102 cut-off events. [2021-08-12 20:25:03,924 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-08-12 20:25:03,927 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113 conditions, 102 events. 6/102 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 74 event pairs, 0 based on Foata normal form. 0/96 useless extension candidates. Maximal degree in co-relation 64. Up to 3 conditions per place. [2021-08-12 20:25:03,928 INFO L82 GeneralOperation]: Start removeDead. Operand has 102 places, 102 transitions, 226 flow [2021-08-12 20:25:03,932 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 91 places, 90 transitions, 198 flow [2021-08-12 20:25:03,988 INFO L129 PetriNetUnfolder]: 5/91 cut-off events. [2021-08-12 20:25:03,988 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-08-12 20:25:03,989 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:25:03,989 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:25:03,990 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:25:03,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:25:03,997 INFO L82 PathProgramCache]: Analyzing trace with hash 883600086, now seen corresponding path program 1 times [2021-08-12 20:25:04,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:25:04,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761517970] [2021-08-12 20:25:04,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:25:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:25:04,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:25:04,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:25:04,275 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 20:25:04,276 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:25:04,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761517970] [2021-08-12 20:25:04,278 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761517970] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:25:04,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:25:04,281 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 20:25:04,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639422424] [2021-08-12 20:25:04,290 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-08-12 20:25:04,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:25:04,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-12 20:25:04,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-12 20:25:04,311 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 102 [2021-08-12 20:25:04,316 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 90 transitions, 198 flow. Second operand has 2 states, 2 states have (on average 99.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 0 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 20:25:04,316 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:25:04,316 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 102 [2021-08-12 20:25:04,317 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:25:04,356 INFO L129 PetriNetUnfolder]: 3/90 cut-off events. [2021-08-12 20:25:04,357 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-08-12 20:25:04,358 INFO L84 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 90 events. 3/90 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 71 event pairs, 0 based on Foata normal form. 2/90 useless extension candidates. Maximal degree in co-relation 98. Up to 3 conditions per place. [2021-08-12 20:25:04,360 INFO L132 encePairwiseOnDemand]: 100/102 looper letters, 0 selfloop transitions, 0 changer transitions 0/88 dead transitions. [2021-08-12 20:25:04,360 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 88 transitions, 194 flow [2021-08-12 20:25:04,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-12 20:25:04,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-08-12 20:25:04,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 198 transitions. [2021-08-12 20:25:04,370 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9705882352941176 [2021-08-12 20:25:04,371 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 198 transitions. [2021-08-12 20:25:04,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 198 transitions. [2021-08-12 20:25:04,372 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:25:04,374 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 198 transitions. [2021-08-12 20:25:04,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 99.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 0 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 20:25:04,381 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 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 20:25:04,382 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 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 20:25:04,382 INFO L348 CegarLoopForPetriNet]: 91 programPoint places, 1 predicate places. [2021-08-12 20:25:04,382 INFO L482 AbstractCegarLoop]: Abstraction has has 92 places, 88 transitions, 194 flow [2021-08-12 20:25:04,383 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 99.0) internal successors, (198), 2 states have internal predecessors, (198), 0 states have call successors, (0), 0 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 20:25:04,383 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 20:25:04,383 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 20:25:04,383 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 20:25:04,383 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 20:25:04,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 20:25:04,384 INFO L82 PathProgramCache]: Analyzing trace with hash 20474410, now seen corresponding path program 1 times [2021-08-12 20:25:04,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 20:25:04,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127142439] [2021-08-12 20:25:04,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 20:25:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 20:25:04,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:25:04,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:25:04,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-12 20:25:04,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 20:25:04,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:25:04,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:25:04,564 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-08-12 20:25:04,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-12 20:25:04,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 20:25:04,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 20:25:04,572 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 20:25:04,572 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 20:25:04,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127142439] [2021-08-12 20:25:04,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127142439] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 20:25:04,573 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 20:25:04,573 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 20:25:04,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796016401] [2021-08-12 20:25:04,575 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 20:25:04,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 20:25:04,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 20:25:04,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-12 20:25:04,587 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 102 [2021-08-12 20:25:04,588 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 88 transitions, 194 flow. Second operand has 7 states, 7 states have (on average 83.85714285714286) internal successors, (587), 7 states have internal predecessors, (587), 0 states have call successors, (0), 0 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 20:25:04,588 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 20:25:04,588 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 102 [2021-08-12 20:25:04,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 20:25:04,736 INFO L129 PetriNetUnfolder]: 14/129 cut-off events. [2021-08-12 20:25:04,737 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-08-12 20:25:04,738 INFO L84 FinitePrefix]: Finished finitePrefix Result has 181 conditions, 129 events. 14/129 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 237 event pairs, 2 based on Foata normal form. 1/129 useless extension candidates. Maximal degree in co-relation 176. Up to 13 conditions per place. [2021-08-12 20:25:04,738 INFO L132 encePairwiseOnDemand]: 90/102 looper letters, 0 selfloop transitions, 0 changer transitions 90/90 dead transitions. [2021-08-12 20:25:04,739 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 90 transitions, 240 flow [2021-08-12 20:25:04,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 20:25:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-12 20:25:04,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 847 transitions. [2021-08-12 20:25:04,747 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8303921568627451 [2021-08-12 20:25:04,747 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 847 transitions. [2021-08-12 20:25:04,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 847 transitions. [2021-08-12 20:25:04,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 20:25:04,749 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 847 transitions. [2021-08-12 20:25:04,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 84.7) internal successors, (847), 10 states have internal predecessors, (847), 0 states have call successors, (0), 0 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 20:25:04,757 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 102.0) internal successors, (1122), 11 states have internal predecessors, (1122), 0 states have call successors, (0), 0 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 20:25:04,758 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 102.0) internal successors, (1122), 11 states have internal predecessors, (1122), 0 states have call successors, (0), 0 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 20:25:04,758 INFO L348 CegarLoopForPetriNet]: 91 programPoint places, 5 predicate places. [2021-08-12 20:25:04,758 INFO L482 AbstractCegarLoop]: Abstraction has has 96 places, 90 transitions, 240 flow [2021-08-12 20:25:04,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 83.85714285714286) internal successors, (587), 7 states have internal predecessors, (587), 0 states have call successors, (0), 0 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 20:25:04,759 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 20:25:05,044 INFO L742 CegarLoopForPetriNet]: Computed Owicki-Gries annotation of size 73986 in 276271534ns [2021-08-12 20:25:05,048 INFO L113 kiGriesValidityCheck]: 30#(and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (<= 0 ~num~0) (not v_np57_1) (not v_np47_1) (not v_np75_1) (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np66_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (not v_np30_1) (not v_np62_1) v_np87_1 (not v_np81_1) v_np89_1 (not v_np84_1) v_np29_1 (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np90_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (<= ~num~0 0) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) [2021-08-12 20:25:05,053 INFO L113 kiGriesValidityCheck]: 69#(and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np68_1 v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) [2021-08-12 20:25:05,056 INFO L113 kiGriesValidityCheck]: 9#(and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (<= 0 ~num~0) (not v_np57_1) (not v_np47_1) (not v_np75_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np66_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) v_np8_1 (not v_np30_1) (not v_np62_1) v_np87_1 (not v_np81_1) v_np89_1 (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np90_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (<= ~num~0 0) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) [2021-08-12 20:25:05,059 INFO L113 kiGriesValidityCheck]: 67#(or (and (not v_np70_1) (not v_np22_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) v_np37_1 (not v_np49_1) (not v_np18_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) v_np2_1 (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) v_np56_1 (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np68_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np45_1 v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np46_1) v_np3_1 (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np68_1 v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np5_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1)) (and (not v_np70_1) (not v_np22_1) (not v_np37_1) (not v_np45_1) (not v_np58_1) (not v_np42_1) (not v_np53_1) (not v_np82_1) (not v_np60_1) (not v_np69_1) (not v_np3_1) (not v_np57_1) (not v_np47_1) (not v_np75_1) v_np90_1 (not v_np8_1) (not v_np38_1) (not v_np74_1) (not v_np88_1) (not v_np36_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np34_1) (not v_np50_1) (not v_np54_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np21_1) (not v_np51_1) (not v_np40_1) (not v_np65_1) (not v_np19_1) (not v_np29_1) (not v_np44_1) (not v_np26_1) (not v_np33_1) (not v_np72_1) (not v_np64_1) (not v_np76_1) (not v_np56_1) (not v_np68_1) (not v_np0_1) (= ~num~0 1) (not v_np30_1) v_np66_1 (not v_np62_1) v_np87_1 (not v_np81_1) (not v_np84_1) (not v_np77_1) (not v_np25_1) (not v_np67_1) (not v_np83_1) (not v_np23_1) (not v_np31_1) (not v_np78_1) (not v_np89_1) (not v_np20_1) (not v_np71_1) (not v_np32_1) (not v_np39_1) (not v_np7_1) (not v_np52_1) (not v_np27_1) (not v_np9_1) (not v_np79_1) (not v_np43_1) (not v_np61_1) (not v_np86_1) (not v_np24_1) (not v_np10_1) (not v_np63_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np49_1) (not v_np18_1) (not v_np46_1) (not v_np73_1) (not v_np85_1) v_np5_1 (not v_np28_1) (not v_np41_1) (not v_np48_1) (not v_np55_1) (not v_np59_1) (not v_np80_1) (not v_np35_1))) [2021-08-12 20:25:05,215 INFO L748 CegarLoopForPetriNet]: Checked inductivity and non-interference of Owicki-Gries annotation in 179115375ns [2021-08-12 20:25:05,215 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Invalid Owicki-Gries annotation at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.computeOwickiGries(CegarLoopForPetriNet.java:752) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:111) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:230) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-12 20:25:05,220 INFO L168 Benchmark]: Toolchain (without parser) took 2900.06 ms. Allocated memory was 181.4 MB in the beginning and 235.9 MB in the end (delta: 54.5 MB). Free memory was 144.8 MB in the beginning and 158.1 MB in the end (delta: -13.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 8.0 GB. [2021-08-12 20:25:05,221 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 181.4 MB. Free memory is still 163.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 20:25:05,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.20 ms. Allocated memory is still 181.4 MB. Free memory was 144.6 MB in the beginning and 120.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-08-12 20:25:05,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.78 ms. Allocated memory is still 181.4 MB. Free memory was 120.3 MB in the beginning and 118.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 20:25:05,224 INFO L168 Benchmark]: Boogie Preprocessor took 37.40 ms. Allocated memory is still 181.4 MB. Free memory was 118.2 MB in the beginning and 116.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-12 20:25:05,228 INFO L168 Benchmark]: RCFGBuilder took 511.25 ms. Allocated memory is still 181.4 MB. Free memory was 116.6 MB in the beginning and 88.8 MB in the end (delta: 27.8 MB). Peak memory consumption was 28.3 MB. Max. memory is 8.0 GB. [2021-08-12 20:25:05,229 INFO L168 Benchmark]: TraceAbstraction took 1495.23 ms. Allocated memory was 181.4 MB in the beginning and 235.9 MB in the end (delta: 54.5 MB). Free memory was 88.3 MB in the beginning and 158.1 MB in the end (delta: -69.8 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 20:25:05,233 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 181.4 MB. Free memory is still 163.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 765.20 ms. Allocated memory is still 181.4 MB. Free memory was 144.6 MB in the beginning and 120.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 70.78 ms. Allocated memory is still 181.4 MB. Free memory was 120.3 MB in the beginning and 118.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 37.40 ms. Allocated memory is still 181.4 MB. Free memory was 118.2 MB in the beginning and 116.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 511.25 ms. Allocated memory is still 181.4 MB. Free memory was 116.6 MB in the beginning and 88.8 MB in the end (delta: 27.8 MB). Peak memory consumption was 28.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1495.23 ms. Allocated memory was 181.4 MB in the beginning and 235.9 MB in the end (delta: 54.5 MB). Free memory was 88.3 MB in the beginning and 158.1 MB in the end (delta: -69.8 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Invalid Owicki-Gries annotation de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Invalid Owicki-Gries annotation: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.computeOwickiGries(CegarLoopForPetriNet.java:752) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...