./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-09-01 10:03:29,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-09-01 10:03:29,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-09-01 10:03:29,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-09-01 10:03:29,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-09-01 10:03:29,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-09-01 10:03:29,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-09-01 10:03:29,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-09-01 10:03:29,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-09-01 10:03:29,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-09-01 10:03:29,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-09-01 10:03:29,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-09-01 10:03:29,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-09-01 10:03:29,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-09-01 10:03:29,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-09-01 10:03:29,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-09-01 10:03:29,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-09-01 10:03:29,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-09-01 10:03:29,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-09-01 10:03:29,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-09-01 10:03:29,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-09-01 10:03:29,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-09-01 10:03:29,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-09-01 10:03:29,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-09-01 10:03:29,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-09-01 10:03:29,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-09-01 10:03:29,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-09-01 10:03:29,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-09-01 10:03:29,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-09-01 10:03:29,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-09-01 10:03:29,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-09-01 10:03:29,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-09-01 10:03:29,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-09-01 10:03:29,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-09-01 10:03:29,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-09-01 10:03:29,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-09-01 10:03:29,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-09-01 10:03:29,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-09-01 10:03:29,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-09-01 10:03:29,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-09-01 10:03:29,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-09-01 10:03:29,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-09-01 10:03:29,975 INFO L113 SettingsManager]: Loading preferences was successful [2023-09-01 10:03:29,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-01 10:03:29,977 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-01 10:03:29,977 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-01 10:03:29,978 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-01 10:03:29,978 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-01 10:03:29,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-01 10:03:29,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-09-01 10:03:29,979 INFO L138 SettingsManager]: * Use SBE=true [2023-09-01 10:03:29,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-01 10:03:29,980 INFO L138 SettingsManager]: * sizeof long=4 [2023-09-01 10:03:29,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-01 10:03:29,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-09-01 10:03:29,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-09-01 10:03:29,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-01 10:03:29,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-01 10:03:29,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-01 10:03:29,981 INFO L138 SettingsManager]: * sizeof long double=12 [2023-09-01 10:03:29,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-09-01 10:03:29,981 INFO L138 SettingsManager]: * Use constant arrays=true [2023-09-01 10:03:29,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-01 10:03:29,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-01 10:03:29,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-01 10:03:29,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-01 10:03:29,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 10:03:29,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-01 10:03:29,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-01 10:03:29,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-01 10:03:29,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-01 10:03:29,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-01 10:03:29,982 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-09-01 10:03:29,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-01 10:03:29,983 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-09-01 10:03:29,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-09-01 10:03:29,983 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-09-01 10:03:29,983 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-09-01 10:03:30,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-01 10:03:30,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-01 10:03:30,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-01 10:03:30,223 INFO L271 PluginConnector]: Initializing CDTParser... [2023-09-01 10:03:30,223 INFO L275 PluginConnector]: CDTParser initialized [2023-09-01 10:03:30,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-09-01 10:03:31,169 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-09-01 10:03:31,415 INFO L351 CDTParser]: Found 1 translation units. [2023-09-01 10:03:31,415 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-09-01 10:03:31,431 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370c2b298/e22fbdcecd8d4a9d91013ae87614f525/FLAG1c6eb7103 [2023-09-01 10:03:31,443 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/370c2b298/e22fbdcecd8d4a9d91013ae87614f525 [2023-09-01 10:03:31,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-01 10:03:31,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-09-01 10:03:31,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-01 10:03:31,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-01 10:03:31,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-01 10:03:31,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 10:03:31" (1/1) ... [2023-09-01 10:03:31,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a8a4cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:31, skipping insertion in model container [2023-09-01 10:03:31,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.09 10:03:31" (1/1) ... [2023-09-01 10:03:31,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-09-01 10:03:31,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-09-01 10:03:32,003 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i[63494,63507] [2023-09-01 10:03:32,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 10:03:32,034 INFO L203 MainTranslator]: Completed pre-run [2023-09-01 10:03:32,093 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i[63494,63507] [2023-09-01 10:03:32,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-01 10:03:32,185 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-01 10:03:32,185 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-01 10:03:32,190 INFO L208 MainTranslator]: Completed translation [2023-09-01 10:03:32,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32 WrapperNode [2023-09-01 10:03:32,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-01 10:03:32,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-01 10:03:32,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-01 10:03:32,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-01 10:03:32,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,225 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,291 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 52, calls inlined = 211, statements flattened = 3738 [2023-09-01 10:03:32,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-01 10:03:32,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-01 10:03:32,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-01 10:03:32,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-09-01 10:03:32,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,400 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-01 10:03:32,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-01 10:03:32,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-09-01 10:03:32,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-09-01 10:03:32,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (1/1) ... [2023-09-01 10:03:32,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-01 10:03:32,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-01 10:03:32,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-09-01 10:03:32,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-09-01 10:03:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-01 10:03:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-01 10:03:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-01 10:03:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-01 10:03:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-01 10:03:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-09-01 10:03:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2023-09-01 10:03:32,496 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2023-09-01 10:03:32,496 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2023-09-01 10:03:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2023-09-01 10:03:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2023-09-01 10:03:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2023-09-01 10:03:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-01 10:03:32,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-01 10:03:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-01 10:03:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-09-01 10:03:32,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-09-01 10:03:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-01 10:03:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2023-09-01 10:03:32,498 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2023-09-01 10:03:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2023-09-01 10:03:32,498 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2023-09-01 10:03:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2023-09-01 10:03:32,498 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2023-09-01 10:03:32,498 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2023-09-01 10:03:32,499 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2023-09-01 10:03:32,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-01 10:03:32,501 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-01 10:03:32,803 INFO L236 CfgBuilder]: Building ICFG [2023-09-01 10:03:32,805 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-01 10:03:35,008 INFO L277 CfgBuilder]: Performing block encoding [2023-09-01 10:03:36,489 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-01 10:03:36,489 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-09-01 10:03:36,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 10:03:36 BoogieIcfgContainer [2023-09-01 10:03:36,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-01 10:03:36,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-01 10:03:36,494 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-09-01 10:03:36,496 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-09-01 10:03:36,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.09 10:03:31" (1/3) ... [2023-09-01 10:03:36,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f703dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 10:03:36, skipping insertion in model container [2023-09-01 10:03:36,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.09 10:03:32" (2/3) ... [2023-09-01 10:03:36,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f703dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.09 10:03:36, skipping insertion in model container [2023-09-01 10:03:36,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.09 10:03:36" (3/3) ... [2023-09-01 10:03:36,498 INFO L112 eAbstractionObserver]: Analyzing ICFG elimination_backoff_stack.i [2023-09-01 10:03:36,504 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-01 10:03:36,510 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-01 10:03:36,510 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-09-01 10:03:36,510 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-01 10:03:37,017 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-09-01 10:03:37,060 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2195 places, 2320 transitions, 4675 flow [2023-09-01 10:03:38,867 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2023-09-01 10:03:38,867 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-09-01 10:03:38,981 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2335 conditions, 2313 events. 147/2313 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 15587 event pairs, 0 based on Foata normal form. 0/2159 useless extension candidates. Maximal degree in co-relation 2262. Up to 6 conditions per place. [2023-09-01 10:03:38,981 INFO L82 GeneralOperation]: Start removeDead. Operand has 2195 places, 2320 transitions, 4675 flow [2023-09-01 10:03:39,024 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 2188 places, 2313 transitions, 4647 flow [2023-09-01 10:03:39,043 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-09-01 10:03:39,049 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 2188 places, 2313 transitions, 4647 flow [2023-09-01 10:03:39,051 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 2188 places, 2313 transitions, 4647 flow [2023-09-01 10:03:39,051 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2188 places, 2313 transitions, 4647 flow [2023-09-01 10:03:40,671 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2023-09-01 10:03:40,671 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-09-01 10:03:40,774 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2335 conditions, 2313 events. 147/2313 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 15582 event pairs, 0 based on Foata normal form. 0/2159 useless extension candidates. Maximal degree in co-relation 2262. Up to 6 conditions per place. [2023-09-01 10:03:41,526 INFO L119 LiptonReduction]: Number of co-enabled transitions 4291480 [2023-09-01 10:03:55,083 WARN L222 SmtUtils]: Spent 10.36s on a formula simplification. DAG size of input: 306 DAG size of output: 299 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:04:13,679 WARN L222 SmtUtils]: Spent 13.85s on a formula simplification. DAG size of input: 330 DAG size of output: 323 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:04:21,349 WARN L222 SmtUtils]: Spent 7.67s on a formula simplification that was a NOOP. DAG size: 320 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:04:40,099 WARN L222 SmtUtils]: Spent 11.41s on a formula simplification. DAG size of input: 306 DAG size of output: 299 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:04:45,451 WARN L222 SmtUtils]: Spent 5.35s on a formula simplification that was a NOOP. DAG size: 296 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:04:59,394 WARN L222 SmtUtils]: Spent 13.94s on a formula simplification. DAG size of input: 330 DAG size of output: 323 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:05:06,875 WARN L222 SmtUtils]: Spent 7.48s on a formula simplification that was a NOOP. DAG size: 320 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:05:21,755 WARN L222 SmtUtils]: Spent 10.70s on a formula simplification. DAG size of input: 307 DAG size of output: 300 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:05:26,769 WARN L222 SmtUtils]: Spent 5.01s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:05:40,660 WARN L222 SmtUtils]: Spent 13.89s on a formula simplification. DAG size of input: 331 DAG size of output: 324 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:05:47,581 WARN L222 SmtUtils]: Spent 6.92s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:06:03,210 WARN L222 SmtUtils]: Spent 11.24s on a formula simplification. DAG size of input: 306 DAG size of output: 299 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:06:08,936 WARN L222 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 296 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:06:23,098 WARN L222 SmtUtils]: Spent 14.16s on a formula simplification. DAG size of input: 330 DAG size of output: 323 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:06:30,682 WARN L222 SmtUtils]: Spent 7.58s on a formula simplification that was a NOOP. DAG size: 320 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:06:47,000 WARN L222 SmtUtils]: Spent 11.12s on a formula simplification. DAG size of input: 307 DAG size of output: 300 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:06:52,405 WARN L222 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:07:06,813 WARN L222 SmtUtils]: Spent 14.41s on a formula simplification. DAG size of input: 331 DAG size of output: 324 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:07:13,497 WARN L222 SmtUtils]: Spent 6.68s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:07:27,033 WARN L222 SmtUtils]: Spent 11.93s on a formula simplification. DAG size of input: 306 DAG size of output: 299 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:07:32,430 WARN L222 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 296 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:07:46,743 WARN L222 SmtUtils]: Spent 14.31s on a formula simplification. DAG size of input: 330 DAG size of output: 323 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:07:54,259 WARN L222 SmtUtils]: Spent 7.51s on a formula simplification that was a NOOP. DAG size: 320 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:08:10,229 WARN L222 SmtUtils]: Spent 5.41s on a formula simplification that was a NOOP. DAG size: 301 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:08:16,162 WARN L222 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:08:23,426 WARN L222 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 325 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:08:30,130 WARN L222 SmtUtils]: Spent 6.70s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:08:47,624 WARN L222 SmtUtils]: Spent 10.95s on a formula simplification. DAG size of input: 309 DAG size of output: 302 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:08:53,662 WARN L222 SmtUtils]: Spent 6.04s on a formula simplification that was a NOOP. DAG size: 302 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:08,275 WARN L222 SmtUtils]: Spent 14.61s on a formula simplification. DAG size of input: 333 DAG size of output: 326 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:15,780 WARN L222 SmtUtils]: Spent 7.50s on a formula simplification that was a NOOP. DAG size: 326 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:21,873 WARN L222 SmtUtils]: Spent 5.44s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:28,765 WARN L222 SmtUtils]: Spent 6.89s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:36,263 WARN L222 SmtUtils]: Spent 7.50s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:42,674 WARN L222 SmtUtils]: Spent 6.41s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:52,337 WARN L222 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 303 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:09:58,128 WARN L222 SmtUtils]: Spent 5.79s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:05,889 WARN L222 SmtUtils]: Spent 7.76s on a formula simplification that was a NOOP. DAG size: 327 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:13,916 WARN L222 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:26,004 WARN L222 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 302 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:31,571 WARN L222 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 302 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:38,357 WARN L222 SmtUtils]: Spent 6.78s on a formula simplification that was a NOOP. DAG size: 326 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:45,375 WARN L222 SmtUtils]: Spent 7.02s on a formula simplification that was a NOOP. DAG size: 326 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:52,005 WARN L222 SmtUtils]: Spent 5.99s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:10:57,894 WARN L222 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:04,986 WARN L222 SmtUtils]: Spent 7.09s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:11,872 WARN L222 SmtUtils]: Spent 6.88s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:21,516 WARN L222 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 305 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:28,109 WARN L222 SmtUtils]: Spent 6.59s on a formula simplification that was a NOOP. DAG size: 302 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:35,982 WARN L222 SmtUtils]: Spent 7.87s on a formula simplification that was a NOOP. DAG size: 329 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:43,076 WARN L222 SmtUtils]: Spent 7.09s on a formula simplification that was a NOOP. DAG size: 326 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:50,100 WARN L222 SmtUtils]: Spent 6.59s on a formula simplification that was a NOOP. DAG size: 306 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:11:56,503 WARN L222 SmtUtils]: Spent 6.40s on a formula simplification that was a NOOP. DAG size: 306 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:03,112 WARN L222 SmtUtils]: Spent 6.61s on a formula simplification that was a NOOP. DAG size: 330 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:10,895 WARN L222 SmtUtils]: Spent 7.78s on a formula simplification that was a NOOP. DAG size: 330 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:27,666 WARN L222 SmtUtils]: Spent 11.05s on a formula simplification. DAG size of input: 304 DAG size of output: 300 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:33,005 WARN L222 SmtUtils]: Spent 5.34s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:47,446 WARN L222 SmtUtils]: Spent 14.44s on a formula simplification. DAG size of input: 328 DAG size of output: 324 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:12:55,650 WARN L222 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:01,391 WARN L222 SmtUtils]: Spent 5.56s on a formula simplification that was a NOOP. DAG size: 304 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:07,022 WARN L222 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 304 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:14,029 WARN L222 SmtUtils]: Spent 7.00s on a formula simplification that was a NOOP. DAG size: 328 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:21,434 WARN L222 SmtUtils]: Spent 7.40s on a formula simplification that was a NOOP. DAG size: 328 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:35,610 WARN L222 SmtUtils]: Spent 6.21s on a formula simplification that was a NOOP. DAG size: 306 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:41,658 WARN L222 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 306 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:49,014 WARN L222 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 330 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:13:56,348 WARN L222 SmtUtils]: Spent 7.33s on a formula simplification that was a NOOP. DAG size: 330 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:14:12,340 WARN L222 SmtUtils]: Spent 12.04s on a formula simplification. DAG size of input: 304 DAG size of output: 300 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:14:17,491 WARN L222 SmtUtils]: Spent 5.15s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:14:31,216 WARN L222 SmtUtils]: Spent 13.72s on a formula simplification. DAG size of input: 328 DAG size of output: 324 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:14:37,855 WARN L222 SmtUtils]: Spent 6.64s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:14:59,833 WARN L222 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 310 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:15:06,751 WARN L222 SmtUtils]: Spent 6.92s on a formula simplification that was a NOOP. DAG size: 310 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:15:14,162 WARN L222 SmtUtils]: Spent 7.41s on a formula simplification that was a NOOP. DAG size: 334 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:15:21,702 WARN L222 SmtUtils]: Spent 7.54s on a formula simplification that was a NOOP. DAG size: 334 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:15:37,796 WARN L222 SmtUtils]: Spent 15.22s on a formula simplification. DAG size of input: 301 DAG size of output: 273 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:15:55,431 WARN L222 SmtUtils]: Spent 13.04s on a formula simplification. DAG size of input: 325 DAG size of output: 294 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:16:01,309 WARN L222 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 290 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:16:15,325 WARN L222 SmtUtils]: Spent 9.68s on a formula simplification. DAG size of input: 307 DAG size of output: 279 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:16:32,421 WARN L222 SmtUtils]: Spent 12.59s on a formula simplification. DAG size of input: 331 DAG size of output: 300 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:16:38,337 WARN L222 SmtUtils]: Spent 5.91s on a formula simplification that was a NOOP. DAG size: 296 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:17:04,542 WARN L222 SmtUtils]: Spent 17.50s on a formula simplification. DAG size of input: 311 DAG size of output: 283 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:17:09,774 WARN L222 SmtUtils]: Spent 5.23s on a formula simplification that was a NOOP. DAG size: 280 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:17:24,199 WARN L222 SmtUtils]: Spent 14.42s on a formula simplification. DAG size of input: 335 DAG size of output: 304 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:17:30,067 WARN L222 SmtUtils]: Spent 5.87s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:17:37,088 WARN L222 SmtUtils]: Spent 6.25s on a formula simplification that was a NOOP. DAG size: 310 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:17:44,078 WARN L222 SmtUtils]: Spent 6.99s on a formula simplification that was a NOOP. DAG size: 310 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-09-01 10:17:51,345 WARN L222 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 334 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Killed by 15