/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg true --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 07:36:36,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 07:36:36,727 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2023-11-30 07:36:36,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 07:36:36,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 07:36:36,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 07:36:36,767 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 07:36:36,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 07:36:36,768 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 07:36:36,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 07:36:36,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 07:36:36,774 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 07:36:36,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 07:36:36,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 07:36:36,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 07:36:36,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 07:36:36,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 07:36:36,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 07:36:36,776 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 07:36:36,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 07:36:36,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 07:36:36,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 07:36:36,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 07:36:36,778 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 07:36:36,778 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 07:36:36,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 07:36:36,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 07:36:36,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 07:36:36,779 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 07:36:36,779 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 07:36:36,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 07:36:36,780 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 07:36:36,780 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 07:36:36,780 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2023-11-30 07:36:37,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 07:36:37,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 07:36:37,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 07:36:37,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 07:36:37,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 07:36:37,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i [2023-11-30 07:36:38,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 07:36:38,477 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 07:36:38,478 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_18-first-reads_true.i [2023-11-30 07:36:38,500 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7217fd40/ca5da60dbf884d1eb75e9627013fc2c3/FLAG43d711801 [2023-11-30 07:36:38,516 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7217fd40/ca5da60dbf884d1eb75e9627013fc2c3 [2023-11-30 07:36:38,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 07:36:38,520 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 07:36:38,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 07:36:38,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 07:36:38,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 07:36:38,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:38,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b94c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38, skipping insertion in model container [2023-11-30 07:36:38,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:38,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 07:36:38,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 07:36:38,910 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 07:36:38,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 07:36:38,975 INFO L206 MainTranslator]: Completed translation [2023-11-30 07:36:38,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38 WrapperNode [2023-11-30 07:36:38,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 07:36:38,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 07:36:38,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 07:36:38,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 07:36:38,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:38,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,011 INFO L138 Inliner]: procedures = 164, calls = 25, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 56 [2023-11-30 07:36:39,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 07:36:39,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 07:36:39,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 07:36:39,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 07:36:39,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,028 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,030 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 07:36:39,033 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 07:36:39,033 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 07:36:39,033 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 07:36:39,034 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (1/1) ... [2023-11-30 07:36:39,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 07:36:39,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 07:36:39,057 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) [2023-11-30 07:36:39,066 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 [2023-11-30 07:36:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-30 07:36:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 07:36:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-30 07:36:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 07:36:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 07:36:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 07:36:39,083 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 07:36:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 07:36:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 07:36:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-30 07:36:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 07:36:39,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 07:36:39,085 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-30 07:36:39,208 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 07:36:39,209 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 07:36:39,338 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 07:36:39,366 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 07:36:39,366 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 07:36:39,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 07:36:39 BoogieIcfgContainer [2023-11-30 07:36:39,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 07:36:39,369 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 07:36:39,369 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 07:36:39,372 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 07:36:39,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 07:36:38" (1/3) ... [2023-11-30 07:36:39,373 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d347d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 07:36:39, skipping insertion in model container [2023-11-30 07:36:39,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:36:38" (2/3) ... [2023-11-30 07:36:39,373 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d347d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 07:36:39, skipping insertion in model container [2023-11-30 07:36:39,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 07:36:39" (3/3) ... [2023-11-30 07:36:39,374 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_true.i [2023-11-30 07:36:39,389 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 07:36:39,390 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-30 07:36:39,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d347d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 07:36:39, skipping insertion in model container [2023-11-30 07:36:39,391 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 07:36:39,392 INFO L158 Benchmark]: Toolchain (without parser) took 871.75ms. Allocated memory is still 486.5MB. Free memory was 436.0MB in the beginning and 444.1MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 07:36:39,392 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 343.9MB. Free memory is still 296.9MB. There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 07:36:39,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.53ms. Allocated memory is still 486.5MB. Free memory was 435.7MB in the beginning and 416.8MB in the end (delta: 19.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. [2023-11-30 07:36:39,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.71ms. Allocated memory is still 486.5MB. Free memory was 416.8MB in the beginning and 414.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 07:36:39,394 INFO L158 Benchmark]: Boogie Preprocessor took 20.54ms. Allocated memory is still 486.5MB. Free memory was 414.8MB in the beginning and 413.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 07:36:39,394 INFO L158 Benchmark]: RCFGBuilder took 334.49ms. Allocated memory is still 486.5MB. Free memory was 413.3MB in the beginning and 447.0MB in the end (delta: -33.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.0GB. [2023-11-30 07:36:39,395 INFO L158 Benchmark]: TraceAbstraction took 21.61ms. Allocated memory is still 486.5MB. Free memory was 446.3MB in the beginning and 444.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 07:36:39,397 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 343.9MB. Free memory is still 296.9MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 454.53ms. Allocated memory is still 486.5MB. Free memory was 435.7MB in the beginning and 416.8MB in the end (delta: 19.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 34.71ms. Allocated memory is still 486.5MB. Free memory was 416.8MB in the beginning and 414.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 20.54ms. Allocated memory is still 486.5MB. Free memory was 414.8MB in the beginning and 413.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 334.49ms. Allocated memory is still 486.5MB. Free memory was 413.3MB in the beginning and 447.0MB in the end (delta: -33.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.0GB. * TraceAbstraction took 21.61ms. Allocated memory is still 486.5MB. Free memory was 446.3MB in the beginning and 444.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-30 07:36:39,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...