./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:11:56,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:11:56,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-12 02:11:56,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:11:56,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:11:56,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:11:56,946 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:11:56,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:11:56,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:11:56,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:11:56,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:11:56,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:11:56,950 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:11:56,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:11:56,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:11:56,952 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:11:56,956 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:11:56,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:11:56,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:11:56,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:11:56,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:11:56,963 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:11:56,964 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-12 02:11:56,964 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:11:56,965 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:11:56,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:11:56,965 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:11:56,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:11:56,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:11:56,967 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:11:56,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:11:56,968 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:11:56,968 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:11:56,968 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:11:56,969 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:11:56,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:11:56,969 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:11:56,970 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:11:56,970 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:11:56,970 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:11:56,970 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:11:56,971 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 [2023-11-12 02:11:57,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:11:57,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:11:57,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:11:57,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:11:57,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:11:57,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-11-12 02:12:00,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:12:00,731 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:12:00,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-11-12 02:12:00,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/data/e3900c77f/15683f80cf6144ab89ffb6c3911fb3da/FLAG20a0179fa [2023-11-12 02:12:00,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/data/e3900c77f/15683f80cf6144ab89ffb6c3911fb3da [2023-11-12 02:12:00,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:12:00,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:12:00,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:00,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:12:00,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:12:00,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:00" (1/1) ... [2023-11-12 02:12:00,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c006d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:00, skipping insertion in model container [2023-11-12 02:12:00,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:00" (1/1) ... [2023-11-12 02:12:00,850 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:12:01,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:01,222 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:12:01,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:01,307 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:12:01,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01 WrapperNode [2023-11-12 02:12:01,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:01,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:01,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:12:01,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:12:01,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,332 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,381 INFO L138 Inliner]: procedures = 167, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-12 02:12:01,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:01,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:12:01,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:12:01,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:12:01,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,402 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:12:01,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:12:01,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:12:01,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:12:01,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (1/1) ... [2023-11-12 02:12:01,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:01,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:01,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:01,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:12:01,520 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-12 02:12:01,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-12 02:12:01,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:12:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:12:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:12:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:12:01,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:12:01,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:12:01,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:12:01,524 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 02:12:01,702 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:12:01,704 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:12:01,890 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:12:01,898 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:12:01,899 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 02:12:01,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:01 BoogieIcfgContainer [2023-11-12 02:12:01,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:12:01,905 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:12:01,905 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:12:01,909 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:12:01,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:12:00" (1/3) ... [2023-11-12 02:12:01,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618fb85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:01, skipping insertion in model container [2023-11-12 02:12:01,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:01" (2/3) ... [2023-11-12 02:12:01,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618fb85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:01, skipping insertion in model container [2023-11-12 02:12:01,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:01" (3/3) ... [2023-11-12 02:12:01,912 INFO L112 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i [2023-11-12 02:12:01,929 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-12 02:12:01,941 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:12:01,941 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 02:12:01,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618fb85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:12:01, skipping insertion in model container [2023-11-12 02:12:01,943 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:12:01,944 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:12:01,944 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:12:01,944 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:12:01,945 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:01" (3/3) ... [2023-11-12 02:12:01,948 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 02:12:01,953 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-12 02:12:01,957 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-12 02:12:01,957 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-12 02:12:01,958 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 02:12:01,958 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 02:12:02,030 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/witness.graphml [2023-11-12 02:12:02,031 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/witness.yml [2023-11-12 02:12:02,031 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:12:02,033 INFO L158 Benchmark]: Toolchain (without parser) took 1255.14ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 76.1MB in the beginning and 98.5MB in the end (delta: -22.4MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-11-12 02:12:02,034 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory was 63.0MB in the beginning and 62.9MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:12:02,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.54ms. Allocated memory is still 115.3MB. Free memory was 75.9MB in the beginning and 56.6MB in the end (delta: 19.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 02:12:02,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.69ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 56.6MB in the beginning and 117.2MB in the end (delta: -60.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-12 02:12:02,036 INFO L158 Benchmark]: Boogie Preprocessor took 32.06ms. Allocated memory is still 146.8MB. Free memory was 117.2MB in the beginning and 115.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:12:02,037 INFO L158 Benchmark]: RCFGBuilder took 486.57ms. Allocated memory is still 146.8MB. Free memory was 115.7MB in the beginning and 104.8MB in the end (delta: 10.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:12:02,037 INFO L158 Benchmark]: TraceAbstraction took 38.58ms. Allocated memory is still 146.8MB. Free memory was 103.9MB in the beginning and 101.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:12:02,038 INFO L158 Benchmark]: Witness Printer took 87.28ms. Allocated memory is still 146.8MB. Free memory was 101.7MB in the beginning and 98.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:12:02,042 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory was 63.0MB in the beginning and 62.9MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.54ms. Allocated memory is still 115.3MB. Free memory was 75.9MB in the beginning and 56.6MB in the end (delta: 19.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.69ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 56.6MB in the beginning and 117.2MB in the end (delta: -60.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.06ms. Allocated memory is still 146.8MB. Free memory was 117.2MB in the beginning and 115.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 486.57ms. Allocated memory is still 146.8MB. Free memory was 115.7MB in the beginning and 104.8MB in the end (delta: 10.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 38.58ms. Allocated memory is still 146.8MB. Free memory was 103.9MB in the beginning and 101.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 87.28ms. Allocated memory is still 146.8MB. Free memory was 101.7MB in the beginning and 98.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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! [2023-11-12 02:12:02,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a820de9f-e533-40e1-b8a6-6ed248370c3a/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE