/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_41-traces-ex-7_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m [2023-11-30 07:38:09,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-30 07:38:09,794 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 07:38:09,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-30 07:38:09,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-30 07:38:09,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-30 07:38:09,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-30 07:38:09,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-30 07:38:09,833 INFO L153 SettingsManager]: * Use SBE=true [2023-11-30 07:38:09,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-30 07:38:09,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-30 07:38:09,837 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-30 07:38:09,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-30 07:38:09,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-30 07:38:09,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-30 07:38:09,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-30 07:38:09,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-30 07:38:09,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-30 07:38:09,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-30 07:38:09,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-30 07:38:09,840 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-30 07:38:09,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-30 07:38:09,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-30 07:38:09,842 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-30 07:38:09,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-30 07:38:09,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 07:38:09,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-30 07:38:09,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-30 07:38:09,844 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-30 07:38:09,844 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-30 07:38:09,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-30 07:38:09,845 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-30 07:38:09,845 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-30 07:38:09,845 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2023-11-30 07:38:10,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-30 07:38:10,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-30 07:38:10,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-30 07:38:10,098 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-30 07:38:10,098 INFO L274 PluginConnector]: CDTParser initialized [2023-11-30 07:38:10,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_41-traces-ex-7_unknown_1_neg.i [2023-11-30 07:38:11,247 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-30 07:38:11,471 INFO L384 CDTParser]: Found 1 translation units. [2023-11-30 07:38:11,472 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_41-traces-ex-7_unknown_1_neg.i [2023-11-30 07:38:11,492 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7885c88e9/2912fb1fdf15457f8fa7df2459305178/FLAG6b516d052 [2023-11-30 07:38:11,503 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7885c88e9/2912fb1fdf15457f8fa7df2459305178 [2023-11-30 07:38:11,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-30 07:38:11,506 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-11-30 07:38:11,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-30 07:38:11,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-30 07:38:11,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-30 07:38:11,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:11,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f77c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11, skipping insertion in model container [2023-11-30 07:38:11,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:11,557 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-30 07:38:11,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 07:38:11,828 INFO L202 MainTranslator]: Completed pre-run [2023-11-30 07:38:11,885 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-30 07:38:11,922 INFO L206 MainTranslator]: Completed translation [2023-11-30 07:38:11,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11 WrapperNode [2023-11-30 07:38:11,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-30 07:38:11,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-30 07:38:11,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-30 07:38:11,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-30 07:38:11,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:11,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:11,978 INFO L138 Inliner]: procedures = 163, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-30 07:38:11,978 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-30 07:38:11,979 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-30 07:38:11,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-30 07:38:11,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-30 07:38:11,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:11,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:11,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:11,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:12,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:12,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:12,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:12,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:12,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-30 07:38:12,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-30 07:38:12,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-30 07:38:12,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-30 07:38:12,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (1/1) ... [2023-11-30 07:38:12,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-30 07:38:12,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-30 07:38:12,050 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 07:38:12,074 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 07:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-30 07:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-30 07:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-30 07:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-30 07:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-30 07:38:12,081 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-30 07:38:12,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-30 07:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-30 07:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-30 07:38:12,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-30 07:38:12,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-30 07:38:12,083 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 07:38:12,219 INFO L241 CfgBuilder]: Building ICFG [2023-11-30 07:38:12,221 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-30 07:38:12,363 INFO L282 CfgBuilder]: Performing block encoding [2023-11-30 07:38:12,408 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-30 07:38:12,409 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-30 07:38:12,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 07:38:12 BoogieIcfgContainer [2023-11-30 07:38:12,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-30 07:38:12,413 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-30 07:38:12,413 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-30 07:38:12,416 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-30 07:38:12,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 07:38:11" (1/3) ... [2023-11-30 07:38:12,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67739dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 07:38:12, skipping insertion in model container [2023-11-30 07:38:12,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:38:11" (2/3) ... [2023-11-30 07:38:12,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67739dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 07:38:12, skipping insertion in model container [2023-11-30 07:38:12,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 07:38:12" (3/3) ... [2023-11-30 07:38:12,420 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_41-traces-ex-7_unknown_1_neg.i [2023-11-30 07:38:12,434 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-30 07:38:12,434 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-30 07:38:12,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67739dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 07:38:12, skipping insertion in model container [2023-11-30 07:38:12,435 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-30 07:38:12,437 INFO L158 Benchmark]: Toolchain (without parser) took 930.40ms. Allocated memory is still 511.7MB. Free memory was 459.8MB in the beginning and 419.6MB in the end (delta: 40.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.0GB. [2023-11-30 07:38:12,437 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 367.0MB. Free memory was 316.8MB in the beginning and 316.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 07:38:12,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.87ms. Allocated memory is still 511.7MB. Free memory was 459.4MB in the beginning and 440.2MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-11-30 07:38:12,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.27ms. Allocated memory is still 511.7MB. Free memory was 440.2MB in the beginning and 438.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 07:38:12,440 INFO L158 Benchmark]: Boogie Preprocessor took 31.69ms. Allocated memory is still 511.7MB. Free memory was 438.4MB in the beginning and 437.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-11-30 07:38:12,440 INFO L158 Benchmark]: RCFGBuilder took 399.29ms. Allocated memory is still 511.7MB. Free memory was 436.7MB in the beginning and 422.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2023-11-30 07:38:12,441 INFO L158 Benchmark]: TraceAbstraction took 22.65ms. Allocated memory is still 511.7MB. Free memory was 421.7MB in the beginning and 419.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.0GB. [2023-11-30 07:38:12,447 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 367.0MB. Free memory was 316.8MB in the beginning and 316.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 415.87ms. Allocated memory is still 511.7MB. Free memory was 459.4MB in the beginning and 440.2MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 55.27ms. Allocated memory is still 511.7MB. Free memory was 440.2MB in the beginning and 438.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 31.69ms. Allocated memory is still 511.7MB. Free memory was 438.4MB in the beginning and 437.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 399.29ms. Allocated memory is still 511.7MB. Free memory was 436.7MB in the beginning and 422.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 22.65ms. Allocated memory is still 511.7MB. Free memory was 421.7MB in the beginning and 419.6MB in the end (delta: 2.0MB). There was no memory consumed. 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 07:38:12,463 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...