/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations BEFORE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-b8dbc81 [2023-01-28 00:50:58,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-28 00:50:58,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-28 00:50:58,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-28 00:50:58,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-28 00:50:58,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-28 00:50:58,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-28 00:50:58,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-28 00:50:58,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-28 00:50:58,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-28 00:50:58,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-28 00:50:58,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-28 00:50:58,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-28 00:50:58,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-28 00:50:58,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-28 00:50:58,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-28 00:50:58,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-28 00:50:58,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-28 00:50:58,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-28 00:50:58,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-28 00:50:58,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-28 00:50:58,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-28 00:50:58,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-28 00:50:58,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-28 00:50:58,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-28 00:50:58,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-28 00:50:58,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-28 00:50:58,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-28 00:50:58,814 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-VariableLbe.epf [2023-01-28 00:50:58,843 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-28 00:50:58,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-28 00:50:58,844 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-28 00:50:58,844 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-28 00:50:58,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-28 00:50:58,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-28 00:50:58,845 INFO L138 SettingsManager]: * Use SBE=true [2023-01-28 00:50:58,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-28 00:50:58,846 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-28 00:50:58,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-28 00:50:58,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-28 00:50:58,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-28 00:50:58,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-28 00:50:58,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-28 00:50:58,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-28 00:50:58,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-28 00:50:58,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:50:58,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-28 00:50:58,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-28 00:50:58,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-28 00:50:58,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-28 00:50:58,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-28 00:50:58,849 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-01-28 00:50:58,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-01-28 00:50:58,849 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> BEFORE [2023-01-28 00:50:59,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-28 00:50:59,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-28 00:50:59,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-28 00:50:59,075 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-28 00:50:59,076 INFO L275 PluginConnector]: CDTParser initialized [2023-01-28 00:50:59,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-01-28 00:51:00,202 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-28 00:51:00,446 INFO L351 CDTParser]: Found 1 translation units. [2023-01-28 00:51:00,447 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2023-01-28 00:51:00,472 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c409e9099/866ba4d26d2141fab9429953cf66c307/FLAGdbfde3632 [2023-01-28 00:51:00,484 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c409e9099/866ba4d26d2141fab9429953cf66c307 [2023-01-28 00:51:00,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-28 00:51:00,487 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-28 00:51:00,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-28 00:51:00,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-28 00:51:00,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-28 00:51:00,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:51:00" (1/1) ... [2023-01-28 00:51:00,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7310a880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:00, skipping insertion in model container [2023-01-28 00:51:00,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 12:51:00" (1/1) ... [2023-01-28 00:51:00,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-28 00:51:00,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-28 00:51:01,040 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] [2023-01-28 00:51:01,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:51:01,070 INFO L203 MainTranslator]: Completed pre-run [2023-01-28 00:51:01,118 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] [2023-01-28 00:51:01,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-28 00:51:01,214 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 00:51:01,215 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-01-28 00:51:01,220 INFO L208 MainTranslator]: Completed translation [2023-01-28 00:51:01,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01 WrapperNode [2023-01-28 00:51:01,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-28 00:51:01,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-28 00:51:01,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-28 00:51:01,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-28 00:51:01,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,368 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 52, calls inlined = 211, statements flattened = 3738 [2023-01-28 00:51:01,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-28 00:51:01,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-28 00:51:01,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-28 00:51:01,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-28 00:51:01,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,515 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-28 00:51:01,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-28 00:51:01,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-28 00:51:01,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-28 00:51:01,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (1/1) ... [2023-01-28 00:51:01,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-28 00:51:01,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-28 00:51:01,575 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) [2023-01-28 00:51:01,576 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 [2023-01-28 00:51:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2023-01-28 00:51:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2023-01-28 00:51:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2023-01-28 00:51:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2023-01-28 00:51:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-28 00:51:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2023-01-28 00:51:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2023-01-28 00:51:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2023-01-28 00:51:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2023-01-28 00:51:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2023-01-28 00:51:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2023-01-28 00:51:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2023-01-28 00:51:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-28 00:51:01,627 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-28 00:51:02,045 INFO L236 CfgBuilder]: Building ICFG [2023-01-28 00:51:02,047 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-28 00:51:04,657 INFO L277 CfgBuilder]: Performing block encoding [2023-01-28 00:51:06,820 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-01-28 00:51:06,820 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-01-28 00:51:06,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:51:06 BoogieIcfgContainer [2023-01-28 00:51:06,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-01-28 00:51:06,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-01-28 00:51:06,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-01-28 00:51:06,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-01-28 00:51:06,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 12:51:00" (1/3) ... [2023-01-28 00:51:06,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5aaca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:51:06, skipping insertion in model container [2023-01-28 00:51:06,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 12:51:01" (2/3) ... [2023-01-28 00:51:06,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5aaca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 12:51:06, skipping insertion in model container [2023-01-28 00:51:06,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 12:51:06" (3/3) ... [2023-01-28 00:51:06,833 INFO L112 eAbstractionObserver]: Analyzing ICFG elimination_backoff_stack.i [2023-01-28 00:51:06,849 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-01-28 00:51:06,849 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-01-28 00:51:06,849 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-01-28 00:51:07,597 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-01-28 00:51:07,675 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2195 places, 2320 transitions, 4675 flow [2023-01-28 00:51:10,197 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2023-01-28 00:51:10,197 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 00:51:10,357 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. [2023-01-28 00:51:10,358 INFO L82 GeneralOperation]: Start removeDead. Operand has 2195 places, 2320 transitions, 4675 flow [2023-01-28 00:51:10,410 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 2188 places, 2313 transitions, 4647 flow [2023-01-28 00:51:10,413 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-01-28 00:51:10,421 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 2188 places, 2313 transitions, 4647 flow [2023-01-28 00:51:10,423 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 2188 places, 2313 transitions, 4647 flow [2023-01-28 00:51:10,423 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2188 places, 2313 transitions, 4647 flow [2023-01-28 00:51:12,575 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2023-01-28 00:51:12,575 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-01-28 00:51:12,682 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. [2023-01-28 00:51:13,277 INFO L119 LiptonReduction]: Number of co-enabled transitions 4291480 [2023-01-28 00:51:27,952 WARN L222 SmtUtils]: Spent 10.69s 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) [2023-01-28 00:51:46,614 WARN L222 SmtUtils]: Spent 13.88s 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) [2023-01-28 00:51:54,281 WARN L222 SmtUtils]: Spent 7.66s 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) [2023-01-28 00:52:13,741 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) [2023-01-28 00:52:19,155 WARN L222 SmtUtils]: Spent 5.41s 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) [2023-01-28 00:52:32,756 WARN L222 SmtUtils]: Spent 13.60s 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) [2023-01-28 00:52:39,799 WARN L222 SmtUtils]: Spent 7.04s 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) [2023-01-28 00:52:54,078 WARN L222 SmtUtils]: Spent 9.84s 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) [2023-01-28 00:53:12,733 WARN L222 SmtUtils]: Spent 13.73s 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) [2023-01-28 00:53:19,674 WARN L222 SmtUtils]: Spent 6.94s 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) [2023-01-28 00:53:36,203 WARN L222 SmtUtils]: Spent 11.31s 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) [2023-01-28 00:53:41,709 WARN L222 SmtUtils]: Spent 5.50s 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) [2023-01-28 00:53:55,873 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) [2023-01-28 00:54:03,244 WARN L222 SmtUtils]: Spent 7.37s 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) [2023-01-28 00:54:19,571 WARN L222 SmtUtils]: Spent 10.69s 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) [2023-01-28 00:54:24,790 WARN L222 SmtUtils]: Spent 5.22s 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) [2023-01-28 00:54:38,698 WARN L222 SmtUtils]: Spent 13.90s 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) [2023-01-28 00:54:45,285 WARN L222 SmtUtils]: Spent 6.58s 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) [2023-01-28 00:54:58,317 WARN L222 SmtUtils]: Spent 11.36s 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) [2023-01-28 00:55:03,505 WARN L222 SmtUtils]: Spent 5.19s 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) [2023-01-28 00:55:17,199 WARN L222 SmtUtils]: Spent 13.69s 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) [2023-01-28 00:55:24,280 WARN L222 SmtUtils]: Spent 7.08s 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) [2023-01-28 00:55:45,781 WARN L222 SmtUtils]: Spent 5.24s 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) [2023-01-28 00:55:52,954 WARN L222 SmtUtils]: Spent 7.17s 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) [2023-01-28 00:55:59,486 WARN L222 SmtUtils]: Spent 6.53s 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) [2023-01-28 00:56:16,048 WARN L222 SmtUtils]: Spent 10.65s 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) [2023-01-28 00:56:22,107 WARN L222 SmtUtils]: Spent 6.06s 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) [2023-01-28 00:56:36,307 WARN L222 SmtUtils]: Spent 14.20s 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) [2023-01-28 00:56:43,687 WARN L222 SmtUtils]: Spent 7.38s 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) [2023-01-28 00:56:50,022 WARN L222 SmtUtils]: Spent 5.53s 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) [2023-01-28 00:56:57,149 WARN L222 SmtUtils]: Spent 7.13s 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) [2023-01-28 00:57:05,280 WARN L222 SmtUtils]: Spent 8.13s 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) [2023-01-28 00:57:12,444 WARN L222 SmtUtils]: Spent 7.16s 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) [2023-01-28 00:57:23,239 WARN L222 SmtUtils]: Spent 6.27s 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) [2023-01-28 00:57:29,225 WARN L222 SmtUtils]: Spent 5.98s 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) [2023-01-28 00:57:38,550 WARN L222 SmtUtils]: Spent 9.32s 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) [2023-01-28 00:57:46,642 WARN L222 SmtUtils]: Spent 8.09s 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) [2023-01-28 00:57:58,966 WARN L222 SmtUtils]: Spent 5.95s 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) [2023-01-28 00:58:05,591 WARN L222 SmtUtils]: Spent 6.62s 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) [2023-01-28 00:58:12,136 WARN L222 SmtUtils]: Spent 6.54s 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) [2023-01-28 00:58:18,888 WARN L222 SmtUtils]: Spent 6.75s 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) [2023-01-28 00:58:25,530 WARN L222 SmtUtils]: Spent 5.93s 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) [2023-01-28 00:58:31,137 WARN L222 SmtUtils]: Spent 5.61s 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) [2023-01-28 00:58:38,039 WARN L222 SmtUtils]: Spent 6.90s 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) [2023-01-28 00:58:44,927 WARN L222 SmtUtils]: Spent 6.89s 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) [2023-01-28 00:58:54,874 WARN L222 SmtUtils]: Spent 5.65s 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) [2023-01-28 00:59:01,085 WARN L222 SmtUtils]: Spent 6.21s 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) [2023-01-28 00:59:08,991 WARN L222 SmtUtils]: Spent 7.90s 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) [2023-01-28 00:59:15,685 WARN L222 SmtUtils]: Spent 6.69s 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) [2023-01-28 00:59:22,488 WARN L222 SmtUtils]: Spent 6.40s 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) [2023-01-28 00:59:28,726 WARN L222 SmtUtils]: Spent 6.24s 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) [2023-01-28 00:59:35,452 WARN L222 SmtUtils]: Spent 6.72s 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) [2023-01-28 00:59:43,018 WARN L222 SmtUtils]: Spent 7.56s 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) [2023-01-28 01:00:00,021 WARN L222 SmtUtils]: Spent 10.95s 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) [2023-01-28 01:00:05,406 WARN L222 SmtUtils]: Spent 5.38s 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) [2023-01-28 01:00:20,147 WARN L222 SmtUtils]: Spent 14.74s 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) [2023-01-28 01:00:28,227 WARN L222 SmtUtils]: Spent 8.08s 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) [2023-01-28 01:00:33,893 WARN L222 SmtUtils]: Spent 5.50s 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) [2023-01-28 01:00:39,555 WARN L222 SmtUtils]: Spent 5.66s 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) [2023-01-28 01:00:46,354 WARN L222 SmtUtils]: Spent 6.80s 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) [2023-01-28 01:00:53,775 WARN L222 SmtUtils]: Spent 7.42s 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) [2023-01-28 01:01:07,657 WARN L222 SmtUtils]: Spent 5.99s 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) [2023-01-28 01:01:13,842 WARN L222 SmtUtils]: Spent 6.18s 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) [2023-01-28 01:01:21,217 WARN L222 SmtUtils]: Spent 7.37s 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) [2023-01-28 01:01:28,592 WARN L222 SmtUtils]: Spent 7.37s 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) [2023-01-28 01:01:44,427 WARN L222 SmtUtils]: Spent 11.62s 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) [2023-01-28 01:01:49,557 WARN L222 SmtUtils]: Spent 5.13s 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) [2023-01-28 01:02:03,041 WARN L222 SmtUtils]: Spent 13.48s 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) [2023-01-28 01:02:09,541 WARN L222 SmtUtils]: Spent 6.50s 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) [2023-01-28 01:02:31,475 WARN L222 SmtUtils]: Spent 5.97s 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) [2023-01-28 01:02:38,451 WARN L222 SmtUtils]: Spent 6.98s 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) [2023-01-28 01:02:45,860 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) [2023-01-28 01:02:53,373 WARN L222 SmtUtils]: Spent 7.51s 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) [2023-01-28 01:03:09,229 WARN L222 SmtUtils]: Spent 14.97s 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) [2023-01-28 01:03:26,301 WARN L222 SmtUtils]: Spent 12.46s 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) [2023-01-28 01:03:31,933 WARN L222 SmtUtils]: Spent 5.63s 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) [2023-01-28 01:03:45,992 WARN L222 SmtUtils]: Spent 9.42s 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) [2023-01-28 01:04:02,937 WARN L222 SmtUtils]: Spent 12.56s 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) [2023-01-28 01:04:08,714 WARN L222 SmtUtils]: Spent 5.78s 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) [2023-01-28 01:04:34,752 WARN L222 SmtUtils]: Spent 17.05s 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) [2023-01-28 01:04:39,923 WARN L222 SmtUtils]: Spent 5.17s 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) [2023-01-28 01:04:54,008 WARN L222 SmtUtils]: Spent 14.08s 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) [2023-01-28 01:04:59,820 WARN L222 SmtUtils]: Spent 5.81s 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) [2023-01-28 01:05:06,233 WARN L222 SmtUtils]: Spent 5.72s 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) Received shutdown request... [2023-01-28 01:05:06,796 WARN L238 SmtUtils]: Removed 21 from assertion stack [2023-01-28 01:05:06,796 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-01-28 01:05:06,798 INFO L158 Benchmark]: Toolchain (without parser) took 846310.65ms. Allocated memory was 494.9MB in the beginning and 5.4GB in the end (delta: 4.9GB). Free memory was 438.2MB in the beginning and 3.4GB in the end (delta: -3.0GB). Peak memory consumption was 3.6GB. Max. memory is 16.0GB. [2023-01-28 01:05:06,798 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 371.2MB. Free memory is still 315.1MB. There was no memory consumed. Max. memory is 16.0GB. [2023-01-28 01:05:06,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 732.47ms. Allocated memory is still 494.9MB. Free memory was 438.0MB in the beginning and 441.2MB in the end (delta: -3.3MB). Peak memory consumption was 47.1MB. Max. memory is 16.0GB. [2023-01-28 01:05:06,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.67ms. Allocated memory is still 494.9MB. Free memory was 441.2MB in the beginning and 422.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-01-28 01:05:06,799 INFO L158 Benchmark]: Boogie Preprocessor took 176.30ms. Allocated memory is still 494.9MB. Free memory was 422.4MB in the beginning and 404.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2023-01-28 01:05:06,799 INFO L158 Benchmark]: RCFGBuilder took 5278.07ms. Allocated memory was 494.9MB in the beginning and 717.2MB in the end (delta: 222.3MB). Free memory was 404.5MB in the beginning and 428.1MB in the end (delta: -23.6MB). Peak memory consumption was 256.4MB. Max. memory is 16.0GB. [2023-01-28 01:05:06,800 INFO L158 Benchmark]: TraceAbstraction took 839970.56ms. Allocated memory was 717.2MB in the beginning and 5.4GB in the end (delta: 4.7GB). Free memory was 427.1MB in the beginning and 3.4GB in the end (delta: -3.0GB). Peak memory consumption was 3.3GB. Max. memory is 16.0GB. [2023-01-28 01:05:06,802 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2023-01-28 01:05:06,803 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 371.2MB. Free memory is still 315.1MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 732.47ms. Allocated memory is still 494.9MB. Free memory was 438.0MB in the beginning and 441.2MB in the end (delta: -3.3MB). Peak memory consumption was 47.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 147.67ms. Allocated memory is still 494.9MB. Free memory was 441.2MB in the beginning and 422.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Preprocessor took 176.30ms. Allocated memory is still 494.9MB. Free memory was 422.4MB in the beginning and 404.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * RCFGBuilder took 5278.07ms. Allocated memory was 494.9MB in the beginning and 717.2MB in the end (delta: 222.3MB). Free memory was 404.5MB in the beginning and 428.1MB in the end (delta: -23.6MB). Peak memory consumption was 256.4MB. Max. memory is 16.0GB. * TraceAbstraction took 839970.56ms. Allocated memory was 717.2MB in the beginning and 5.4GB in the end (delta: 4.7GB). Free memory was 427.1MB in the beginning and 3.4GB in the end (delta: -3.0GB). Peak memory consumption was 3.3GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while CegarLoopFactory was constructing initial abstraction,while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 2188 places, 2313 transitions, 4647 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 2188 places, 2313 transitions, 4647 flow and 377384 co-enabled transitions pairs.,while SimplifyDDAWithTimeout was simplifying term of DAG size 310 for 561ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown