/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-a802222-m [2022-12-13 00:56:19,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 00:56:19,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 00:56:19,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 00:56:19,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 00:56:19,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 00:56:19,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 00:56:19,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 00:56:19,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 00:56:19,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 00:56:19,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 00:56:19,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 00:56:19,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 00:56:19,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 00:56:19,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 00:56:19,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 00:56:19,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 00:56:19,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 00:56:19,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 00:56:19,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 00:56:19,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 00:56:19,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 00:56:19,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 00:56:19,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 00:56:19,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 00:56:19,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 00:56:19,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 00:56:19,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 00:56:19,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 00:56:19,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 00:56:19,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 00:56:19,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 00:56:19,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 00:56:19,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 00:56:19,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 00:56:19,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 00:56:19,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 00:56:19,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 00:56:19,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 00:56:19,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 00:56:19,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 00:56:19,132 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-RepeatedSemanticLbe.epf [2022-12-13 00:56:19,159 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 00:56:19,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 00:56:19,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 00:56:19,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 00:56:19,161 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 00:56:19,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 00:56:19,162 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 00:56:19,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 00:56:19,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 00:56:19,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 00:56:19,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 00:56:19,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 00:56:19,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 00:56:19,163 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 00:56:19,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 00:56:19,163 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 00:56:19,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 00:56:19,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 00:56:19,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 00:56:19,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 00:56:19,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 00:56:19,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 00:56:19,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 00:56:19,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 00:56:19,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 00:56:19,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 00:56:19,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 00:56:19,165 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-13 00:56:19,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-13 00:56:19,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 00:56:19,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 00:56:19,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 00:56:19,433 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 00:56:19,433 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 00:56:19,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2022-12-13 00:56:20,685 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 00:56:20,962 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 00:56:20,963 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2022-12-13 00:56:20,984 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0ba08f2/ea0e848e7b044cdc83c666c33d3512d1/FLAG11063cd40 [2022-12-13 00:56:21,002 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0ba08f2/ea0e848e7b044cdc83c666c33d3512d1 [2022-12-13 00:56:21,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 00:56:21,005 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-13 00:56:21,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 00:56:21,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 00:56:21,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 00:56:21,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:21,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b6f058f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21, skipping insertion in model container [2022-12-13 00:56:21,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:21,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 00:56:21,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 00:56:21,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,493 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,500 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,507 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,525 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,526 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,527 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,528 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,530 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,554 WARN L237 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] [2022-12-13 00:56:21,559 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,560 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,564 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,567 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,569 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,575 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 00:56:21,653 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 00:56:21,709 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,716 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,720 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,721 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,723 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,723 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,724 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,725 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,726 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,728 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,741 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,741 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,742 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,743 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,743 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,744 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,746 WARN L237 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] [2022-12-13 00:56:21,747 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,747 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,747 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,747 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,747 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,748 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,748 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 00:56:21,748 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 00:56:21,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 00:56:21,828 INFO L208 MainTranslator]: Completed translation [2022-12-13 00:56:21,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21 WrapperNode [2022-12-13 00:56:21,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 00:56:21,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 00:56:21,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 00:56:21,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 00:56:21,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:21,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,012 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 52, calls inlined = 211, statements flattened = 3713 [2022-12-13 00:56:22,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 00:56:22,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 00:56:22,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 00:56:22,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 00:56:22,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,206 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,238 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 00:56:22,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 00:56:22,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 00:56:22,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 00:56:22,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (1/1) ... [2022-12-13 00:56:22,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 00:56:22,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-13 00:56:22,337 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) [2022-12-13 00:56:22,339 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 [2022-12-13 00:56:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 00:56:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 00:56:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 00:56:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 00:56:22,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 00:56:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 00:56:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2022-12-13 00:56:22,389 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2022-12-13 00:56:22,389 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2022-12-13 00:56:22,390 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2022-12-13 00:56:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2022-12-13 00:56:22,390 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2022-12-13 00:56:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 00:56:22,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 00:56:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 00:56:22,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 00:56:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 00:56:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 00:56:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2022-12-13 00:56:22,391 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2022-12-13 00:56:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2022-12-13 00:56:22,391 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2022-12-13 00:56:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2022-12-13 00:56:22,391 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2022-12-13 00:56:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2022-12-13 00:56:22,391 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2022-12-13 00:56:22,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 00:56:22,394 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-13 00:56:22,845 INFO L236 CfgBuilder]: Building ICFG [2022-12-13 00:56:22,847 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 00:56:25,263 INFO L277 CfgBuilder]: Performing block encoding [2022-12-13 00:56:26,764 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 00:56:26,765 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 00:56:26,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:56:26 BoogieIcfgContainer [2022-12-13 00:56:26,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 00:56:26,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 00:56:26,770 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 00:56:26,772 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 00:56:26,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 12:56:21" (1/3) ... [2022-12-13 00:56:26,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f73c826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:56:26, skipping insertion in model container [2022-12-13 00:56:26,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:56:21" (2/3) ... [2022-12-13 00:56:26,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f73c826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:56:26, skipping insertion in model container [2022-12-13 00:56:26,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:56:26" (3/3) ... [2022-12-13 00:56:26,774 INFO L112 eAbstractionObserver]: Analyzing ICFG elimination_backoff_stack.i [2022-12-13 00:56:26,789 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 00:56:26,790 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2022-12-13 00:56:26,790 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 00:56:27,415 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 00:56:27,466 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2195 places, 2320 transitions, 4675 flow [2022-12-13 00:56:29,366 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2022-12-13 00:56:29,366 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 00:56:29,473 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. [2022-12-13 00:56:29,473 INFO L82 GeneralOperation]: Start removeDead. Operand has 2195 places, 2320 transitions, 4675 flow [2022-12-13 00:56:29,600 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 2188 places, 2313 transitions, 4647 flow [2022-12-13 00:56:29,601 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 00:56:29,619 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 2188 places, 2313 transitions, 4647 flow [2022-12-13 00:56:29,630 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2188 places, 2313 transitions, 4647 flow [2022-12-13 00:56:31,301 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2022-12-13 00:56:31,302 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 00:56:31,412 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 15571 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. [2022-12-13 00:56:33,071 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 2188 places, 2313 transitions, 4647 flow [2022-12-13 00:56:33,071 INFO L226 LiptonReduction]: Number of co-enabled transitions 4291480 [2022-12-13 00:57:15,846 WARN L233 SmtUtils]: Spent 18.24s on a formula simplification. DAG size of input: 306 DAG size of output: 299 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 00:57:24,515 WARN L233 SmtUtils]: Spent 8.66s on a formula simplification that was a NOOP. DAG size: 296 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 00:57:45,535 WARN L233 SmtUtils]: Spent 21.02s on a formula simplification. DAG size of input: 330 DAG size of output: 323 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 00:57:55,810 WARN L233 SmtUtils]: Spent 10.27s on a formula simplification that was a NOOP. DAG size: 320 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:00:28,081 WARN L233 SmtUtils]: Spent 20.46s on a formula simplification. DAG size of input: 306 DAG size of output: 299 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:00:37,605 WARN L233 SmtUtils]: Spent 9.52s on a formula simplification that was a NOOP. DAG size: 296 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:01:02,652 WARN L233 SmtUtils]: Spent 25.04s on a formula simplification. DAG size of input: 330 DAG size of output: 323 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:01:14,642 WARN L233 SmtUtils]: Spent 11.98s on a formula simplification that was a NOOP. DAG size: 320 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:03:06,063 WARN L233 SmtUtils]: Spent 9.64s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:03:15,667 WARN L233 SmtUtils]: Spent 9.60s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:03:27,108 WARN L233 SmtUtils]: Spent 11.44s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:03:38,734 WARN L233 SmtUtils]: Spent 11.62s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:06:22,966 WARN L233 SmtUtils]: Spent 18.96s on a formula simplification. DAG size of input: 307 DAG size of output: 300 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:06:32,376 WARN L233 SmtUtils]: Spent 9.41s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:06:56,019 WARN L233 SmtUtils]: Spent 23.64s on a formula simplification. DAG size of input: 331 DAG size of output: 324 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:07:07,060 WARN L233 SmtUtils]: Spent 11.04s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:07:43,899 WARN L233 SmtUtils]: Spent 9.76s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:07:53,381 WARN L233 SmtUtils]: Spent 9.48s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:08:05,734 WARN L233 SmtUtils]: Spent 12.35s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:08:18,654 WARN L233 SmtUtils]: Spent 12.92s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:08:27,761 WARN L233 SmtUtils]: Spent 9.10s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:08:37,482 WARN L233 SmtUtils]: Spent 9.72s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:08:49,828 WARN L233 SmtUtils]: Spent 12.34s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:09:01,938 WARN L233 SmtUtils]: Spent 12.11s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:09:40,725 WARN L233 SmtUtils]: Spent 9.79s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:09:49,269 WARN L233 SmtUtils]: Spent 8.54s on a formula simplification that was a NOOP. DAG size: 298 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:10:01,104 WARN L233 SmtUtils]: Spent 11.83s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:10:13,267 WARN L233 SmtUtils]: Spent 12.16s on a formula simplification that was a NOOP. DAG size: 322 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:10:22,445 WARN L233 SmtUtils]: Spent 9.17s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:10:33,088 WARN L233 SmtUtils]: Spent 10.64s on a formula simplification that was a NOOP. DAG size: 300 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:10:45,829 WARN L233 SmtUtils]: Spent 12.74s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 287] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 01:10:57,818 WARN L233 SmtUtils]: Spent 11.99s on a formula simplification that was a NOOP. DAG size: 324 (called from [L 310] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2022-12-13 01:10:59,904 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 [2022-12-13 01:10:59,912 WARN L249 SmtUtils]: Removed 30 from assertion stack [2022-12-13 01:10:59,912 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2022-12-13 01:10:59,914 INFO L158 Benchmark]: Toolchain (without parser) took 878908.42ms. Allocated memory was 204.5MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 177.7MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-12-13 01:10:59,914 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 204.5MB. Free memory is still 181.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-13 01:10:59,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.23ms. Allocated memory is still 204.5MB. Free memory was 177.2MB in the beginning and 128.0MB in the end (delta: 49.3MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2022-12-13 01:10:59,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 182.56ms. Allocated memory was 204.5MB in the beginning and 292.6MB in the end (delta: 88.1MB). Free memory was 128.0MB in the beginning and 261.2MB in the end (delta: -133.3MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. [2022-12-13 01:10:59,915 INFO L158 Benchmark]: Boogie Preprocessor took 258.57ms. Allocated memory is still 292.6MB. Free memory was 261.2MB in the beginning and 252.0MB in the end (delta: 9.2MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. [2022-12-13 01:10:59,915 INFO L158 Benchmark]: RCFGBuilder took 4496.00ms. Allocated memory was 292.6MB in the beginning and 537.9MB in the end (delta: 245.4MB). Free memory was 252.0MB in the beginning and 380.8MB in the end (delta: -128.8MB). Peak memory consumption was 342.5MB. Max. memory is 8.0GB. [2022-12-13 01:10:59,916 INFO L158 Benchmark]: TraceAbstraction took 873143.04ms. Allocated memory was 537.9MB in the beginning and 3.0GB in the end (delta: 2.5GB). Free memory was 379.7MB in the beginning and 2.0GB in the end (delta: -1.6GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2022-12-13 01:10:59,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 204.5MB. Free memory is still 181.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 821.23ms. Allocated memory is still 204.5MB. Free memory was 177.2MB in the beginning and 128.0MB in the end (delta: 49.3MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 182.56ms. Allocated memory was 204.5MB in the beginning and 292.6MB in the end (delta: 88.1MB). Free memory was 128.0MB in the beginning and 261.2MB in the end (delta: -133.3MB). Peak memory consumption was 26.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 258.57ms. Allocated memory is still 292.6MB. Free memory was 261.2MB in the beginning and 252.0MB in the end (delta: 9.2MB). Peak memory consumption was 22.3MB. Max. memory is 8.0GB. * RCFGBuilder took 4496.00ms. Allocated memory was 292.6MB in the beginning and 537.9MB in the end (delta: 245.4MB). Free memory was 252.0MB in the beginning and 380.8MB in the end (delta: -128.8MB). Peak memory consumption was 342.5MB. Max. memory is 8.0GB. * TraceAbstraction took 873143.04ms. Allocated memory was 537.9MB in the beginning and 3.0GB in the end (delta: 2.5GB). Free memory was 379.7MB in the beginning and 2.0GB in the end (delta: -1.6GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. * 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 TransFormulaUtils was doing sequential composition of 2 TransFormulas,while SimplifyDDAWithTimeout was simplifying term of DAG size 304 for 2087ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown