/usr/bin/java -Xmx16000000000 -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-VariableLbe.epf --traceabstraction.order.of.the.error.locations.to.be.checked PROGRAM_FIRST -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_22-deref_read.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-27 11:05:06,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-27 11:05:07,044 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-VariableLbe.epf [2023-08-27 11:05:07,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-27 11:05:07,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-27 11:05:07,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-27 11:05:07,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-27 11:05:07,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-27 11:05:07,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-27 11:05:07,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-27 11:05:07,085 INFO L153 SettingsManager]: * Use SBE=true [2023-08-27 11:05:07,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-27 11:05:07,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-27 11:05:07,086 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-27 11:05:07,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-27 11:05:07,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-27 11:05:07,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-27 11:05:07,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-27 11:05:07,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-27 11:05:07,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-27 11:05:07,088 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-27 11:05:07,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-27 11:05:07,089 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-27 11:05:07,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-27 11:05:07,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-27 11:05:07,090 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-27 11:05:07,090 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-27 11:05:07,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 11:05:07,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-27 11:05:07,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-27 11:05:07,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-27 11:05:07,092 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-27 11:05:07,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-27 11:05:07,092 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-27 11:05:07,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-27 11:05:07,092 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2023-08-27 11:05:07,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-27 11:05:07,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-27 11:05:07,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-27 11:05:07,433 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-27 11:05:07,433 INFO L274 PluginConnector]: CDTParser initialized [2023-08-27 11:05:07,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_22-deref_read.i [2023-08-27 11:05:08,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-27 11:05:08,850 INFO L384 CDTParser]: Found 1 translation units. [2023-08-27 11:05:08,851 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_22-deref_read.i [2023-08-27 11:05:08,876 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86b3eff34/05dd7fd18ac44df8a00ce54e66762d77/FLAG3233eb8e1 [2023-08-27 11:05:08,891 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86b3eff34/05dd7fd18ac44df8a00ce54e66762d77 [2023-08-27 11:05:08,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-27 11:05:08,897 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-27 11:05:08,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-27 11:05:08,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-27 11:05:08,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-27 11:05:08,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:05:08" (1/1) ... [2023-08-27 11:05:08,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c22c902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:08, skipping insertion in model container [2023-08-27 11:05:08,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:05:08" (1/1) ... [2023-08-27 11:05:08,948 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-27 11:05:09,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 11:05:09,253 INFO L201 MainTranslator]: Completed pre-run [2023-08-27 11:05:09,281 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [244] [2023-08-27 11:05:09,283 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [244] [2023-08-27 11:05:09,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 11:05:09,338 INFO L206 MainTranslator]: Completed translation [2023-08-27 11:05:09,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09 WrapperNode [2023-08-27 11:05:09,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-27 11:05:09,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-27 11:05:09,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-27 11:05:09,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-27 11:05:09,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,375 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2023-08-27 11:05:09,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-27 11:05:09,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-27 11:05:09,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-27 11:05:09,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-27 11:05:09,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,395 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-27 11:05:09,398 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-27 11:05:09,398 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-27 11:05:09,398 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-27 11:05:09,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (1/1) ... [2023-08-27 11:05:09,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 11:05:09,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-27 11:05:09,425 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) [2023-08-27 11:05:09,432 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 [2023-08-27 11:05:09,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-27 11:05:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-27 11:05:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-27 11:05:09,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-27 11:05:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-27 11:05:09,457 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-27 11:05:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-27 11:05:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-27 11:05:09,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-27 11:05:09,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-27 11:05:09,458 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-27 11:05:09,556 INFO L236 CfgBuilder]: Building ICFG [2023-08-27 11:05:09,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-27 11:05:09,648 INFO L277 CfgBuilder]: Performing block encoding [2023-08-27 11:05:09,653 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-27 11:05:09,653 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-27 11:05:09,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:05:09 BoogieIcfgContainer [2023-08-27 11:05:09,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-27 11:05:09,656 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-27 11:05:09,656 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-27 11:05:09,659 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-27 11:05:09,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 11:05:08" (1/3) ... [2023-08-27 11:05:09,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e23a341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:05:09, skipping insertion in model container [2023-08-27 11:05:09,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:05:09" (2/3) ... [2023-08-27 11:05:09,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e23a341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:05:09, skipping insertion in model container [2023-08-27 11:05:09,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:05:09" (3/3) ... [2023-08-27 11:05:09,661 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_22-deref_read.i [2023-08-27 11:05:09,675 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-27 11:05:09,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-08-27 11:05:09,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e23a341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 11:05:09, skipping insertion in model container [2023-08-27 11:05:09,676 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-27 11:05:09,678 INFO L158 Benchmark]: Toolchain (without parser) took 780.63ms. Allocated memory is still 350.2MB. Free memory was 324.9MB in the beginning and 288.6MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.0GB. [2023-08-27 11:05:09,678 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 350.2MB. Free memory is still 327.5MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-27 11:05:09,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.22ms. Allocated memory is still 350.2MB. Free memory was 324.9MB in the beginning and 306.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-08-27 11:05:09,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.16ms. Allocated memory is still 350.2MB. Free memory was 306.1MB in the beginning and 304.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-27 11:05:09,680 INFO L158 Benchmark]: Boogie Preprocessor took 20.27ms. Allocated memory is still 350.2MB. Free memory was 304.1MB in the beginning and 303.3MB in the end (delta: 767.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-27 11:05:09,680 INFO L158 Benchmark]: RCFGBuilder took 256.87ms. Allocated memory is still 350.2MB. Free memory was 303.3MB in the beginning and 291.4MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.0GB. [2023-08-27 11:05:09,681 INFO L158 Benchmark]: TraceAbstraction took 20.21ms. Allocated memory is still 350.2MB. Free memory was 290.7MB in the beginning and 288.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-27 11:05:09,683 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 350.2MB. Free memory is still 327.5MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 440.22ms. Allocated memory is still 350.2MB. Free memory was 324.9MB in the beginning and 306.1MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 36.16ms. Allocated memory is still 350.2MB. Free memory was 306.1MB in the beginning and 304.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 20.27ms. Allocated memory is still 350.2MB. Free memory was 304.1MB in the beginning and 303.3MB in the end (delta: 767.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 256.87ms. Allocated memory is still 350.2MB. Free memory was 303.3MB in the beginning and 291.4MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.0GB. * TraceAbstraction took 20.21ms. Allocated memory is still 350.2MB. Free memory was 290.7MB in the beginning and 288.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 244]: Unsoundness Warning unspecified type, defaulting to int C: short [244] - GenericResultAtLocation [Line: 244]: Unsoundness Warning unspecified type, defaulting to int C: short [244] * 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! [2023-08-27 11:05:09,704 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...