/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s /storage/repos/CAV22/benchmarks/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.order.of.the.error.locations.to.be.checked PROGRAM_FIRST -tc /storage/repos/CAV22/benchmarks/AutomizerCInline.xml -i /storage/repos/CAV22/benchmarks/increased_bounds/pthread-complex_elimination_backoff_stack_bound2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-19404b3-m [2023-08-04 04:45:12,793 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-04 04:45:12,870 INFO L114 SettingsManager]: Loading settings from /storage/repos/CAV22/benchmarks/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-04 04:45:12,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-04 04:45:12,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-08-04 04:45:12,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Translation Mode: [2023-08-04 04:45:12,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-04 04:45:12,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-04 04:45:12,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-04 04:45:12,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-04 04:45:12,913 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-04 04:45:12,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-04 04:45:12,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-04 04:45:12,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-04 04:45:12,916 INFO L153 SettingsManager]: * Use SBE=true [2023-08-04 04:45:12,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-04 04:45:12,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-04 04:45:12,916 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-04 04:45:12,917 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-04 04:45:12,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-04 04:45:12,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-04 04:45:12,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-04 04:45:12,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-04 04:45:12,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-04 04:45:12,919 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-04 04:45:12,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-04 04:45:12,919 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-04 04:45:12,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-04 04:45:12,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-04 04:45:12,920 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-04 04:45:12,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-04 04:45:12,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-04 04:45:12,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-04 04:45:12,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-04 04:45:12,922 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-04 04:45:12,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-04 04:45:12,922 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-04 04:45:12,922 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-04 04:45:12,922 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-04 04:45:12,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-04 04:45:12,922 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-04 04:45:12,923 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST [2023-08-04 04:45:13,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-04 04:45:13,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-04 04:45:13,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-04 04:45:13,173 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-04 04:45:13,176 INFO L274 PluginConnector]: CDTParser initialized [2023-08-04 04:45:13,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/CAV22/benchmarks/increased_bounds/pthread-complex_elimination_backoff_stack_bound2.i [2023-08-04 04:45:14,345 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-04 04:45:14,654 INFO L384 CDTParser]: Found 1 translation units. [2023-08-04 04:45:14,655 INFO L180 CDTParser]: Scanning /storage/repos/CAV22/benchmarks/increased_bounds/pthread-complex_elimination_backoff_stack_bound2.i [2023-08-04 04:45:14,677 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6546baf6/b0006db8703e46eaa2823e50b493a4c7/FLAGfd69b6997 [2023-08-04 04:45:14,694 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6546baf6/b0006db8703e46eaa2823e50b493a4c7 [2023-08-04 04:45:14,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-04 04:45:14,698 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-04 04:45:14,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-04 04:45:14,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-04 04:45:14,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-04 04:45:14,703 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.08 04:45:14" (1/1) ... [2023-08-04 04:45:14,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50faf052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:14, skipping insertion in model container [2023-08-04 04:45:14,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.08 04:45:14" (1/1) ... [2023-08-04 04:45:14,778 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-04 04:45:15,406 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/CAV22/benchmarks/increased_bounds/pthread-complex_elimination_backoff_stack_bound2.i[63494,63507] [2023-08-04 04:45:15,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-04 04:45:15,456 INFO L201 MainTranslator]: Completed pre-run [2023-08-04 04:45:15,468 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: unsigned short [113] [2023-08-04 04:45:15,477 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [559] [2023-08-04 04:45:15,478 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [560] [2023-08-04 04:45:15,501 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/CAV22/benchmarks/increased_bounds/pthread-complex_elimination_backoff_stack_bound2.i[63494,63507] [2023-08-04 04:45:15,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-04 04:45:15,624 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-04 04:45:15,624 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-04 04:45:15,630 INFO L206 MainTranslator]: Completed translation [2023-08-04 04:45:15,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15 WrapperNode [2023-08-04 04:45:15,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-04 04:45:15,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-04 04:45:15,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-04 04:45:15,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-04 04:45:15,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:15,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:15,812 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 52, calls inlined = 211, statements flattened = 3794 [2023-08-04 04:45:15,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-04 04:45:15,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-04 04:45:15,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-04 04:45:15,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-04 04:45:15,822 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:15,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:15,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:15,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:15,961 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:15,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:16,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:16,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:16,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-04 04:45:16,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-04 04:45:16,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-04 04:45:16,033 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-04 04:45:16,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (1/1) ... [2023-08-04 04:45:16,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-04 04:45:16,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-04 04:45:16,066 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) [2023-08-04 04:45:16,092 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 [2023-08-04 04:45:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-04 04:45:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-04 04:45:16,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-04 04:45:16,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-04 04:45:16,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-04 04:45:16,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-04 04:45:16,111 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2023-08-04 04:45:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2023-08-04 04:45:16,111 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2023-08-04 04:45:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2023-08-04 04:45:16,111 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2023-08-04 04:45:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2023-08-04 04:45:16,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-04 04:45:16,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-04 04:45:16,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-04 04:45:16,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-04 04:45:16,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-08-04 04:45:16,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-04 04:45:16,112 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2023-08-04 04:45:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2023-08-04 04:45:16,112 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2023-08-04 04:45:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2023-08-04 04:45:16,112 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2023-08-04 04:45:16,112 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2023-08-04 04:45:16,113 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2023-08-04 04:45:16,113 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2023-08-04 04:45:16,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-04 04:45:16,117 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-04 04:45:16,464 INFO L236 CfgBuilder]: Building ICFG [2023-08-04 04:45:16,465 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-04 04:45:19,324 INFO L277 CfgBuilder]: Performing block encoding [2023-08-04 04:45:21,533 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-04 04:45:21,534 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-08-04 04:45:21,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 04:45:21 BoogieIcfgContainer [2023-08-04 04:45:21,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-04 04:45:21,542 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-04 04:45:21,542 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-04 04:45:21,545 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-04 04:45:21,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.08 04:45:14" (1/3) ... [2023-08-04 04:45:21,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c59e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.08 04:45:21, skipping insertion in model container [2023-08-04 04:45:21,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 04:45:15" (2/3) ... [2023-08-04 04:45:21,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c59e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.08 04:45:21, skipping insertion in model container [2023-08-04 04:45:21,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 04:45:21" (3/3) ... [2023-08-04 04:45:21,547 INFO L112 eAbstractionObserver]: Analyzing ICFG pthread-complex_elimination_backoff_stack_bound2.i [2023-08-04 04:45:21,556 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-04 04:45:21,565 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-04 04:45:21,565 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2023-08-04 04:45:21,565 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-04 04:45:22,374 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-04 04:45:22,428 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2230 places, 2369 transitions, 4773 flow [2023-08-04 04:46:37,796 INFO L124 PetriNetUnfolderBase]: 2921/44978 cut-off events. [2023-08-04 04:46:37,797 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 04:46:43,436 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45367 conditions, 44978 events. 2921/44978 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 440. Compared 660372 event pairs, 0 based on Foata normal form. 0/41676 useless extension candidates. Maximal degree in co-relation 22959. Up to 384 conditions per place. [2023-08-04 04:46:43,436 INFO L82 GeneralOperation]: Start removeDead. Operand has 2230 places, 2369 transitions, 4773 flow [2023-08-04 04:46:45,316 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 2230 places, 2369 transitions, 4773 flow [2023-08-04 04:46:45,328 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-04 04:46:45,335 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 2230 places, 2369 transitions, 4773 flow [2023-08-04 04:46:45,344 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 2230 places, 2369 transitions, 4773 flow [2023-08-04 04:46:45,345 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 2230 places, 2369 transitions, 4773 flow [2023-08-04 04:47:55,678 INFO L124 PetriNetUnfolderBase]: 2921/44978 cut-off events. [2023-08-04 04:47:55,678 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 04:48:01,830 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45367 conditions, 44978 events. 2921/44978 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 440. Compared 660372 event pairs, 0 based on Foata normal form. 0/41676 useless extension candidates. Maximal degree in co-relation 22959. Up to 384 conditions per place. [2023-08-04 04:48:19,597 INFO L119 LiptonReduction]: Number of co-enabled transitions 4439972 [2023-08-04 04:48:33,345 WARN L233 SmtUtils]: Spent 12.15s 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) [2023-08-04 04:48:39,225 WARN L233 SmtUtils]: Spent 5.88s 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) [2023-08-04 04:48:54,104 WARN L233 SmtUtils]: Spent 14.87s 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) [2023-08-04 04:49:00,471 WARN L233 SmtUtils]: Spent 6.36s 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) [2023-08-04 04:49:11,805 WARN L233 SmtUtils]: Spent 11.26s 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) [2023-08-04 04:49:31,335 WARN L233 SmtUtils]: Spent 14.54s 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) [2023-08-04 04:49:39,471 WARN L233 SmtUtils]: Spent 8.13s 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) [2023-08-04 04:49:51,442 WARN L233 SmtUtils]: Spent 10.53s 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) [2023-08-04 04:49:56,510 WARN L233 SmtUtils]: Spent 5.07s 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) [2023-08-04 04:50:11,331 WARN L233 SmtUtils]: Spent 14.82s 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) [2023-08-04 04:50:18,622 WARN L233 SmtUtils]: Spent 7.29s 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) [2023-08-04 04:50:34,104 WARN L233 SmtUtils]: Spent 11.12s 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) [2023-08-04 04:50:39,588 WARN L233 SmtUtils]: Spent 5.48s 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) [2023-08-04 04:50:55,505 WARN L233 SmtUtils]: Spent 15.91s 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) [2023-08-04 04:51:03,131 WARN L233 SmtUtils]: Spent 7.62s 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) [2023-08-04 04:51:19,041 WARN L233 SmtUtils]: Spent 11.25s 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) [2023-08-04 04:51:25,065 WARN L233 SmtUtils]: Spent 6.02s 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) [2023-08-04 04:51:38,720 WARN L233 SmtUtils]: Spent 13.65s 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) [2023-08-04 04:51:46,400 WARN L233 SmtUtils]: Spent 7.68s 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) [2023-08-04 04:52:02,294 WARN L233 SmtUtils]: Spent 11.72s 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) [2023-08-04 04:52:07,809 WARN L233 SmtUtils]: Spent 5.51s 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) [2023-08-04 04:52:21,716 WARN L233 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) [2023-08-04 04:52:28,967 WARN L233 SmtUtils]: Spent 7.25s 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) [2023-08-04 04:52:55,198 WARN L233 SmtUtils]: Spent 11.10s 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) [2023-08-04 04:53:00,496 WARN L233 SmtUtils]: Spent 5.30s 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) [2023-08-04 04:53:13,661 WARN L233 SmtUtils]: Spent 13.16s 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) [2023-08-04 04:53:21,405 WARN L233 SmtUtils]: Spent 7.74s 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) [2023-08-04 04:53:33,365 WARN L233 SmtUtils]: Spent 5.54s 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) [2023-08-04 04:53:39,136 WARN L233 SmtUtils]: Spent 5.77s 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) [2023-08-04 04:53:46,185 WARN L233 SmtUtils]: Spent 7.05s 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) [2023-08-04 04:53:53,261 WARN L233 SmtUtils]: Spent 7.08s 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) [2023-08-04 04:54:00,016 WARN L233 SmtUtils]: Spent 5.27s 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) [2023-08-04 04:54:05,815 WARN L233 SmtUtils]: Spent 5.80s 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) [2023-08-04 04:54:13,169 WARN L233 SmtUtils]: Spent 7.35s 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) [2023-08-04 04:54:21,094 WARN L233 SmtUtils]: Spent 7.92s 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) [2023-08-04 04:54:37,898 WARN L233 SmtUtils]: Spent 5.18s on a formula simplification that was a NOOP. DAG size: 301 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-04 04:54:43,211 WARN L233 SmtUtils]: Spent 5.31s 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) [2023-08-04 04:54:50,599 WARN L233 SmtUtils]: Spent 7.39s 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) [2023-08-04 04:54:58,068 WARN L233 SmtUtils]: Spent 7.47s 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) [2023-08-04 04:55:04,653 WARN L233 SmtUtils]: Spent 6.11s on a formula simplification that was a NOOP. DAG size: 301 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-04 04:55:10,678 WARN L233 SmtUtils]: Spent 6.02s 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) [2023-08-04 04:55:18,347 WARN L233 SmtUtils]: Spent 7.67s 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) [2023-08-04 04:55:25,404 WARN L233 SmtUtils]: Spent 7.05s 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) [2023-08-04 04:55:31,946 WARN L233 SmtUtils]: Spent 5.51s 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) [2023-08-04 04:55:37,523 WARN L233 SmtUtils]: Spent 5.58s 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) [2023-08-04 04:55:44,968 WARN L233 SmtUtils]: Spent 7.44s 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) [2023-08-04 04:55:52,219 WARN L233 SmtUtils]: Spent 7.25s 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) [2023-08-04 04:55:58,417 WARN L233 SmtUtils]: Spent 5.94s 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) [2023-08-04 04:56:04,534 WARN L233 SmtUtils]: Spent 6.12s 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) [2023-08-04 04:56:12,404 WARN L233 SmtUtils]: Spent 7.87s 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) [2023-08-04 04:56:20,235 WARN L233 SmtUtils]: Spent 7.83s 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) [2023-08-04 04:56:37,622 WARN L233 SmtUtils]: Spent 5.98s 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) [2023-08-04 04:56:43,405 WARN L233 SmtUtils]: Spent 5.78s 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) [2023-08-04 04:56:50,969 WARN L233 SmtUtils]: Spent 7.56s 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) [2023-08-04 04:56:58,392 WARN L233 SmtUtils]: Spent 7.42s 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) [2023-08-04 04:57:11,147 WARN L233 SmtUtils]: Spent 6.32s 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) [2023-08-04 04:57:17,234 WARN L233 SmtUtils]: Spent 6.09s 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) [2023-08-04 04:57:25,679 WARN L233 SmtUtils]: Spent 8.44s 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) [2023-08-04 04:57:32,943 WARN L233 SmtUtils]: Spent 7.26s 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) [2023-08-04 04:57:46,469 WARN L233 SmtUtils]: Spent 6.21s on a formula simplification that was a NOOP. DAG size: 316 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Received shutdown request... [2023-08-04 04:57:49,147 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 [2023-08-04 04:57:49,205 WARN L265 SmtUtils]: Removed 22 from assertion stack [2023-08-04 04:57:49,206 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2023-08-04 04:57:49,207 INFO L158 Benchmark]: Toolchain (without parser) took 754508.70ms. Allocated memory was 337.6MB in the beginning and 16.0GB in the end (delta: 15.7GB). Free memory was 285.3MB in the beginning and 14.8GB in the end (delta: -14.5GB). Peak memory consumption was 8.0GB. Max. memory is 16.0GB. [2023-08-04 04:57:49,207 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 337.6MB. Free memory is still 286.2MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-04 04:57:49,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 932.20ms. Allocated memory was 337.6MB in the beginning and 513.8MB in the end (delta: 176.2MB). Free memory was 285.3MB in the beginning and 470.0MB in the end (delta: -184.6MB). Peak memory consumption was 43.1MB. Max. memory is 16.0GB. [2023-08-04 04:57:49,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.16ms. Allocated memory is still 513.8MB. Free memory was 470.0MB in the beginning and 451.2MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-08-04 04:57:49,208 INFO L158 Benchmark]: Boogie Preprocessor took 218.18ms. Allocated memory is still 513.8MB. Free memory was 451.2MB in the beginning and 433.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. [2023-08-04 04:57:49,209 INFO L158 Benchmark]: RCFGBuilder took 5506.37ms. Allocated memory was 513.8MB in the beginning and 820.0MB in the end (delta: 306.2MB). Free memory was 433.4MB in the beginning and 646.2MB in the end (delta: -212.8MB). Peak memory consumption was 319.8MB. Max. memory is 16.0GB. [2023-08-04 04:57:49,212 INFO L158 Benchmark]: TraceAbstraction took 747664.34ms. Allocated memory was 820.0MB in the beginning and 16.0GB in the end (delta: 15.2GB). Free memory was 646.2MB in the beginning and 14.8GB in the end (delta: -14.2GB). Peak memory consumption was 7.9GB. Max. memory is 16.0GB. [2023-08-04 04:57:49,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 337.6MB. Free memory is still 286.2MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 932.20ms. Allocated memory was 337.6MB in the beginning and 513.8MB in the end (delta: 176.2MB). Free memory was 285.3MB in the beginning and 470.0MB in the end (delta: -184.6MB). Peak memory consumption was 43.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 181.16ms. Allocated memory is still 513.8MB. Free memory was 470.0MB in the beginning and 451.2MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Preprocessor took 218.18ms. Allocated memory is still 513.8MB. Free memory was 451.2MB in the beginning and 433.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB. * RCFGBuilder took 5506.37ms. Allocated memory was 513.8MB in the beginning and 820.0MB in the end (delta: 306.2MB). Free memory was 433.4MB in the beginning and 646.2MB in the end (delta: -212.8MB). Peak memory consumption was 319.8MB. Max. memory is 16.0GB. * TraceAbstraction took 747664.34ms. Allocated memory was 820.0MB in the beginning and 16.0GB in the end (delta: 15.2GB). Free memory was 646.2MB in the beginning and 14.8GB in the end (delta: -14.2GB). Peak memory consumption was 7.9GB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 113]: Unsoundness Warning unspecified type, defaulting to int C: unsigned short [113] - GenericResultAtLocation [Line: 559]: Unsoundness Warning unspecified type, defaulting to int C: short [559] - GenericResultAtLocation [Line: 560]: Unsoundness Warning unspecified type, defaulting to int C: short [560] * 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 2230 places, 2369 transitions, 4773 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 2230 places, 2369 transitions, 4773 flow and 723972 co-enabled transitions pairs.,while SimplifyDDAWithTimeout was simplifying term of DAG size 316 for 2734ms.. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown