/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 --traceabstraction.use.on-demand.petri.net.difference true --traceabstraction.size.reduction.to.apply.after.petri.net.difference REMOVE_DEAD -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 06:30:06,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 06:30:06,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 06:30:06,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 06:30:06,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 06:30:06,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 06:30:06,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 06:30:06,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 06:30:06,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 06:30:06,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 06:30:06,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 06:30:06,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 06:30:06,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 06:30:06,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 06:30:06,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 06:30:06,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 06:30:06,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 06:30:06,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 06:30:06,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 06:30:06,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 06:30:06,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 06:30:06,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 06:30:06,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 06:30:06,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 06:30:06,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 06:30:06,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 06:30:06,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 06:30:06,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 06:30:06,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 06:30:06,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 06:30:06,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 06:30:06,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 06:30:06,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 06:30:06,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 06:30:06,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 06:30:06,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 06:30:06,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 06:30:06,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 06:30:06,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 06:30:06,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 06:30:06,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 06:30:06,605 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 06:30:06,632 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 06:30:06,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 06:30:06,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 06:30:06,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 06:30:06,634 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 06:30:06,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 06:30:06,635 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 06:30:06,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 06:30:06,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 06:30:06,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 06:30:06,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 06:30:06,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 06:30:06,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 06:30:06,636 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 06:30:06,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 06:30:06,636 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 06:30:06,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 06:30:06,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 06:30:06,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 06:30:06,637 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 06:30:06,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 06:30:06,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 06:30:06,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 06:30:06,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 06:30:06,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 06:30:06,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 06:30:06,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 06:30:06,638 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-13 06:30:06,638 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Size reduction to apply after Petri net difference -> REMOVE_DEAD [2022-12-13 06:30:06,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 06:30:06,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 06:30:06,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 06:30:06,967 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 06:30:06,968 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 06:30:06,969 INFO L432 ainManager$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 06:30:08,127 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 06:30:08,383 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 06:30:08,383 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/elimination_backoff_stack.i [2022-12-13 06:30:08,401 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a45d5b4b/63594c8ed5ce4778b960c390651d232a/FLAG840d9ff1c [2022-12-13 06:30:08,410 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a45d5b4b/63594c8ed5ce4778b960c390651d232a [2022-12-13 06:30:08,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 06:30:08,413 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-13 06:30:08,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 06:30:08,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 06:30:08,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 06:30:08,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:30:08" (1/1) ... [2022-12-13 06:30:08,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab44bcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:08, skipping insertion in model container [2022-12-13 06:30:08,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:30:08" (1/1) ... [2022-12-13 06:30:08,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 06:30:08,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 06:30:08,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,898 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,900 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,920 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,921 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,922 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,923 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,924 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,925 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,936 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 06:30:08,940 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,942 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,944 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,945 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,946 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 06:30:08,974 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 06:30:08,998 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,998 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:08,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:08,999 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,000 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,001 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,002 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,007 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,007 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,008 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,009 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,009 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,011 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,013 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 06:30:09,014 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,014 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,014 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,015 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 06:30:09,016 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 06:30:09,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 06:30:09,098 INFO L208 MainTranslator]: Completed translation [2022-12-13 06:30:09,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09 WrapperNode [2022-12-13 06:30:09,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 06:30:09,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 06:30:09,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 06:30:09,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 06:30:09,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,225 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 52, calls inlined = 211, statements flattened = 3713 [2022-12-13 06:30:09,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 06:30:09,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 06:30:09,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 06:30:09,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 06:30:09,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,396 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 06:30:09,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 06:30:09,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 06:30:09,431 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 06:30:09,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (1/1) ... [2022-12-13 06:30:09,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 06:30:09,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-13 06:30:09,474 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 06:30:09,480 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 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2022-12-13 06:30:09,503 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2022-12-13 06:30:09,503 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2022-12-13 06:30:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2022-12-13 06:30:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 06:30:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2022-12-13 06:30:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2022-12-13 06:30:09,504 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2022-12-13 06:30:09,504 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2022-12-13 06:30:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2022-12-13 06:30:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2022-12-13 06:30:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2022-12-13 06:30:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2022-12-13 06:30:09,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 06:30:09,508 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 06:30:09,890 INFO L236 CfgBuilder]: Building ICFG [2022-12-13 06:30:09,891 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 06:30:12,257 INFO L277 CfgBuilder]: Performing block encoding [2022-12-13 06:30:13,755 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 06:30:13,755 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 06:30:13,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:30:13 BoogieIcfgContainer [2022-12-13 06:30:13,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 06:30:13,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 06:30:13,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 06:30:13,762 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 06:30:13,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:30:08" (1/3) ... [2022-12-13 06:30:13,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f06fee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:30:13, skipping insertion in model container [2022-12-13 06:30:13,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:30:09" (2/3) ... [2022-12-13 06:30:13,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f06fee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:30:13, skipping insertion in model container [2022-12-13 06:30:13,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:30:13" (3/3) ... [2022-12-13 06:30:13,764 INFO L112 eAbstractionObserver]: Analyzing ICFG elimination_backoff_stack.i [2022-12-13 06:30:13,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 06:30:13,778 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2022-12-13 06:30:13,778 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 06:30:14,465 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 06:30:14,506 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2195 places, 2320 transitions, 4675 flow [2022-12-13 06:30:16,621 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2022-12-13 06:30:16,621 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 06:30:16,740 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 06:30:16,741 INFO L82 GeneralOperation]: Start removeDead. Operand has 2195 places, 2320 transitions, 4675 flow [2022-12-13 06:30:16,783 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 2188 places, 2313 transitions, 4647 flow [2022-12-13 06:30:16,785 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 06:30:16,796 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 2188 places, 2313 transitions, 4647 flow [2022-12-13 06:30:16,806 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2188 places, 2313 transitions, 4647 flow [2022-12-13 06:30:18,522 INFO L130 PetriNetUnfolder]: 147/2313 cut-off events. [2022-12-13 06:30:18,522 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 06:30:18,635 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 06:30:20,900 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 2188 places, 2313 transitions, 4647 flow [2022-12-13 06:30:20,901 INFO L226 LiptonReduction]: Number of co-enabled transitions 4291480 [2022-12-13 06:31:04,014 WARN L233 SmtUtils]: Spent 17.22s 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 06:31:13,245 WARN L233 SmtUtils]: Spent 9.23s 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 06:31:35,248 WARN L233 SmtUtils]: Spent 22.00s 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 06:31:46,062 WARN L233 SmtUtils]: Spent 10.81s 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 06:34:19,426 WARN L233 SmtUtils]: Spent 18.84s 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 06:34:28,408 WARN L233 SmtUtils]: Spent 8.98s 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 06:34:50,568 WARN L233 SmtUtils]: Spent 22.16s 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 06:35:02,040 WARN L233 SmtUtils]: Spent 11.47s 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 06:36:56,519 WARN L233 SmtUtils]: Spent 9.93s 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 06:37:05,574 WARN L233 SmtUtils]: Spent 9.05s 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 06:37:18,192 WARN L233 SmtUtils]: Spent 12.61s 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 06:37:30,966 WARN L233 SmtUtils]: Spent 12.77s 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 06:40:18,788 WARN L233 SmtUtils]: Spent 20.59s 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 06:40:28,460 WARN L233 SmtUtils]: Spent 9.67s 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 06:40:53,458 WARN L233 SmtUtils]: Spent 24.99s 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 06:41:05,634 WARN L233 SmtUtils]: Spent 12.17s 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 06:41:42,680 WARN L233 SmtUtils]: Spent 9.50s 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 06:41:52,011 WARN L233 SmtUtils]: Spent 9.33s 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 06:42:04,234 WARN L233 SmtUtils]: Spent 12.22s 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 06:42:16,330 WARN L233 SmtUtils]: Spent 12.09s 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 06:42:26,534 WARN L233 SmtUtils]: Spent 10.20s 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 06:42:36,131 WARN L233 SmtUtils]: Spent 9.60s 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 06:42:48,375 WARN L233 SmtUtils]: Spent 12.24s 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 06:43:00,745 WARN L233 SmtUtils]: Spent 12.37s 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 06:43:35,826 WARN L233 SmtUtils]: Spent 9.11s 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 06:43:45,884 WARN L233 SmtUtils]: Spent 10.06s 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 06:43:58,812 WARN L233 SmtUtils]: Spent 12.92s 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 06:44:11,243 WARN L233 SmtUtils]: Spent 12.43s 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 06:44:20,137 WARN L233 SmtUtils]: Spent 8.89s 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 06:44:29,452 WARN L233 SmtUtils]: Spent 9.31s 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 06:44:41,296 WARN L233 SmtUtils]: Spent 11.84s 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) Received shutdown request... [2022-12-13 06:44:46,571 WARN L249 SmtUtils]: Removed 23 from assertion stack [2022-12-13 06:44:46,571 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 06:44:46,572 INFO L158 Benchmark]: Toolchain (without parser) took 878159.33ms. Allocated memory was 198.2MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 161.5MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2022-12-13 06:44:46,573 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 198.2MB. Free memory is still 174.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-12-13 06:44:46,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 684.91ms. Allocated memory is still 198.2MB. Free memory was 161.0MB in the beginning and 112.2MB in the end (delta: 48.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. [2022-12-13 06:44:46,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 126.35ms. Allocated memory is still 198.2MB. Free memory was 111.7MB in the beginning and 93.9MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-12-13 06:44:46,574 INFO L158 Benchmark]: Boogie Preprocessor took 203.16ms. Allocated memory is still 198.2MB. Free memory was 93.9MB in the beginning and 76.1MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-12-13 06:44:46,574 INFO L158 Benchmark]: RCFGBuilder took 4328.29ms. Allocated memory was 198.2MB in the beginning and 391.1MB in the end (delta: 192.9MB). Free memory was 76.1MB in the beginning and 144.1MB in the end (delta: -68.0MB). Peak memory consumption was 146.4MB. Max. memory is 8.0GB. [2022-12-13 06:44:46,574 INFO L158 Benchmark]: TraceAbstraction took 872811.44ms. Allocated memory was 391.1MB in the beginning and 2.9GB in the end (delta: 2.5GB). Free memory was 143.1MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2022-12-13 06:44:46,585 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks [2022-12-13 06:44:46,587 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 0.09ms. Allocated memory is still 198.2MB. Free memory is still 174.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 684.91ms. Allocated memory is still 198.2MB. Free memory was 161.0MB in the beginning and 112.2MB in the end (delta: 48.8MB). Peak memory consumption was 49.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 126.35ms. Allocated memory is still 198.2MB. Free memory was 111.7MB in the beginning and 93.9MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 203.16ms. Allocated memory is still 198.2MB. Free memory was 93.9MB in the beginning and 76.1MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * RCFGBuilder took 4328.29ms. Allocated memory was 198.2MB in the beginning and 391.1MB in the end (delta: 192.9MB). Free memory was 76.1MB in the beginning and 144.1MB in the end (delta: -68.0MB). Peak memory consumption was 146.4MB. Max. memory is 8.0GB. * TraceAbstraction took 872811.44ms. Allocated memory was 391.1MB in the beginning and 2.9GB in the end (delta: 2.5GB). Free memory was 143.1MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.5GB. 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 SimplifyDDAWithTimeout was simplifying term of DAG size 324 for 5272ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown