/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 INSUFFICIENT_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 04:40:57,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-27 04:40:57,496 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 04:40:57,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-27 04:40:57,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-27 04:40:57,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-27 04:40:57,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-27 04:40:57,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-27 04:40:57,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-27 04:40:57,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-27 04:40:57,545 INFO L153 SettingsManager]: * Use SBE=true [2023-08-27 04:40:57,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-27 04:40:57,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-27 04:40:57,546 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-27 04:40:57,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-27 04:40:57,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-27 04:40:57,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-27 04:40:57,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-27 04:40:57,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-27 04:40:57,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-27 04:40:57,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-27 04:40:57,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-27 04:40:57,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-27 04:40:57,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-27 04:40:57,557 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-27 04:40:57,557 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-27 04:40:57,558 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-27 04:40:57,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 04:40:57,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-27 04:40:57,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-27 04:40:57,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-27 04:40:57,559 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-27 04:40:57,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-27 04:40:57,560 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-27 04:40:57,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-27 04:40:57,560 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> INSUFFICIENT_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2023-08-27 04:40:57,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-27 04:40:57,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-27 04:40:57,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-27 04:40:57,926 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-27 04:40:57,926 INFO L274 PluginConnector]: CDTParser initialized [2023-08-27 04:40:57,927 INFO L431 ainManager$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 04:40:59,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-27 04:40:59,266 INFO L384 CDTParser]: Found 1 translation units. [2023-08-27 04:40:59,266 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_22-deref_read.i [2023-08-27 04:40:59,278 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efa88e3f8/b74121ec4e384468a2d22ecd08c9498d/FLAG53f7259f4 [2023-08-27 04:40:59,291 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efa88e3f8/b74121ec4e384468a2d22ecd08c9498d [2023-08-27 04:40:59,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-27 04:40:59,294 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-27 04:40:59,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-27 04:40:59,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-27 04:40:59,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-27 04:40:59,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b8a207c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59, skipping insertion in model container [2023-08-27 04:40:59,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,342 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-27 04:40:59,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 04:40:59,664 INFO L201 MainTranslator]: Completed pre-run [2023-08-27 04:40:59,691 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [244] [2023-08-27 04:40:59,693 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [244] [2023-08-27 04:40:59,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-27 04:40:59,738 INFO L206 MainTranslator]: Completed translation [2023-08-27 04:40:59,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59 WrapperNode [2023-08-27 04:40:59,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-27 04:40:59,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-27 04:40:59,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-27 04:40:59,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-27 04:40:59,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,772 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2023-08-27 04:40:59,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-27 04:40:59,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-27 04:40:59,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-27 04:40:59,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-27 04:40:59,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-27 04:40:59,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-27 04:40:59,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-27 04:40:59,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-27 04:40:59,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (1/1) ... [2023-08-27 04:40:59,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-27 04:40:59,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-27 04:40:59,822 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 04:40:59,841 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 04:40:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-27 04:40:59,856 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-27 04:40:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-27 04:40:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-27 04:40:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-27 04:40:59,857 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-27 04:40:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-27 04:40:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-27 04:40:59,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-27 04:40:59,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-27 04:40:59,858 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 04:40:59,959 INFO L236 CfgBuilder]: Building ICFG [2023-08-27 04:40:59,961 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-27 04:41:00,045 INFO L277 CfgBuilder]: Performing block encoding [2023-08-27 04:41:00,050 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-27 04:41:00,051 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-27 04:41:00,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 04:41:00 BoogieIcfgContainer [2023-08-27 04:41:00,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-27 04:41:00,054 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-27 04:41:00,055 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-27 04:41:00,057 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-27 04:41:00,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 04:40:59" (1/3) ... [2023-08-27 04:41:00,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24e6d3f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 04:41:00, skipping insertion in model container [2023-08-27 04:41:00,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:40:59" (2/3) ... [2023-08-27 04:41:00,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24e6d3f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 04:41:00, skipping insertion in model container [2023-08-27 04:41:00,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 04:41:00" (3/3) ... [2023-08-27 04:41:00,060 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_22-deref_read.i [2023-08-27 04:41:00,075 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-27 04:41:00,075 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-08-27 04:41:00,076 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24e6d3f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 04:41:00, skipping insertion in model container [2023-08-27 04:41:00,076 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-27 04:41:00,078 INFO L158 Benchmark]: Toolchain (without parser) took 783.01ms. Allocated memory is still 369.1MB. Free memory was 343.7MB in the beginning and 307.1MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.0GB. [2023-08-27 04:41:00,078 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 369.1MB. Free memory is still 346.7MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-27 04:41:00,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.40ms. Allocated memory is still 369.1MB. Free memory was 343.7MB in the beginning and 324.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2023-08-27 04:41:00,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.17ms. Allocated memory is still 369.1MB. Free memory was 324.8MB in the beginning and 322.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-27 04:41:00,080 INFO L158 Benchmark]: Boogie Preprocessor took 19.11ms. Allocated memory is still 369.1MB. Free memory was 322.7MB in the beginning and 321.9MB in the end (delta: 802.3kB). There was no memory consumed. Max. memory is 16.0GB. [2023-08-27 04:41:00,080 INFO L158 Benchmark]: RCFGBuilder took 260.18ms. Allocated memory is still 369.1MB. Free memory was 321.9MB in the beginning and 310.1MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. [2023-08-27 04:41:00,081 INFO L158 Benchmark]: TraceAbstraction took 21.84ms. Allocated memory is still 369.1MB. Free memory was 309.3MB in the beginning and 307.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-27 04:41:00,083 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 369.1MB. Free memory is still 346.7MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 443.40ms. Allocated memory is still 369.1MB. Free memory was 343.7MB in the beginning and 324.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 33.17ms. Allocated memory is still 369.1MB. Free memory was 324.8MB in the beginning and 322.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 19.11ms. Allocated memory is still 369.1MB. Free memory was 322.7MB in the beginning and 321.9MB in the end (delta: 802.3kB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 260.18ms. Allocated memory is still 369.1MB. Free memory was 321.9MB in the beginning and 310.1MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. * TraceAbstraction took 21.84ms. Allocated memory is still 369.1MB. Free memory was 309.3MB in the beginning and 307.1MB 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.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 04:41:00,104 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...