./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:11:06,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:11:06,944 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:11:06,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:11:06,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:11:06,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:11:06,999 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:11:07,000 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:11:07,002 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:11:07,007 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:11:07,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:11:07,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:11:07,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:11:07,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:11:07,011 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:11:07,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:11:07,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:11:07,012 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:11:07,013 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:11:07,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:11:07,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:11:07,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:11:07,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:11:07,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:11:07,015 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:11:07,016 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:11:07,016 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:11:07,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:11:07,017 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:11:07,018 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:11:07,019 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:11:07,019 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:11:07,020 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:11:07,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:11:07,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:11:07,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:11:07,021 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:11:07,021 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:11:07,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:11:07,021 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:11:07,022 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:11:07,022 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:11:07,022 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:11:07,022 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:11:07,023 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_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 [2023-11-21 22:11:07,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:11:07,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:11:07,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:11:07,346 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:11:07,347 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:11:07,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-21 22:11:10,571 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:11:10,936 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:11:10,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-21 22:11:10,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data/685485073/4d2300aa5a6f43a88cff7c8f32163978/FLAG8e0fdd3d8 [2023-11-21 22:11:10,969 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data/685485073/4d2300aa5a6f43a88cff7c8f32163978 [2023-11-21 22:11:10,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:11:10,973 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:11:10,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:10,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:11:10,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:11:10,988 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc92654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10, skipping insertion in model container [2023-11-21 22:11:10,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:11,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:11:11,578 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,578 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,579 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,579 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:11,629 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:11:11,673 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,674 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,677 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,678 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:11,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:11,853 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:11:11,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:11 WrapperNode [2023-11-21 22:11:11,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:11,856 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:11,856 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:11:11,857 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:11:11,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:11" (1/1) ... [2023-11-21 22:11:11,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:11" (1/1) ... [2023-11-21 22:11:11,966 INFO L138 Inliner]: procedures = 279, calls = 56, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 259 [2023-11-21 22:11:11,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:11,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:11:11,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:11:11,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:11:11,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:11" (1/1) ... [2023-11-21 22:11:11,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:11" (1/1) ... [2023-11-21 22:11:11,990 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:11" (1/1) ... [2023-11-21 22:11:12,030 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:157) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:116) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:102) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:155) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 22:11:12,035 INFO L158 Benchmark]: Toolchain (without parser) took 1061.01ms. Allocated memory is still 167.8MB. Free memory was 123.2MB in the beginning and 133.3MB in the end (delta: -10.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:12,039 INFO L158 Benchmark]: CDTParser took 1.27ms. Allocated memory is still 113.2MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:12,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 878.18ms. Allocated memory is still 167.8MB. Free memory was 122.7MB in the beginning and 137.9MB in the end (delta: -15.2MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2023-11-21 22:11:12,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.84ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 134.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:11:12,041 INFO L158 Benchmark]: Boogie Preprocessor took 65.81ms. Allocated memory is still 167.8MB. Free memory was 134.7MB in the beginning and 133.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:12,044 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27ms. Allocated memory is still 113.2MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 878.18ms. Allocated memory is still 167.8MB. Free memory was 122.7MB in the beginning and 137.9MB in the end (delta: -15.2MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.84ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 134.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.81ms. Allocated memory is still 167.8MB. Free memory was 134.7MB in the beginning and 133.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:11:14,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:11:14,735 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-11-21 22:11:14,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:11:14,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:11:14,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:11:14,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:11:14,794 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:11:14,795 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:11:14,799 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:11:14,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:11:14,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:11:14,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:11:14,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:11:14,803 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:11:14,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:11:14,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:11:14,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:11:14,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:11:14,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:11:14,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:11:14,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:11:14,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:11:14,808 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:11:14,808 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:11:14,809 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:11:14,809 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:11:14,809 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:11:14,810 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:11:14,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:11:14,812 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:11:14,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:11:14,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:11:14,813 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:11:14,813 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:11:14,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:11:14,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:11:14,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:11:14,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:11:14,815 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:11:14,816 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:11:14,816 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:11:14,816 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:11:14,817 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:11:14,817 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:11:14,817 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:11:14,818 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:11:14,818 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_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6efa0097353392a416215c2535cfc6cdc34364d9b0eb2844e37da9edef467642 [2023-11-21 22:11:15,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:11:15,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:11:15,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:11:15,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:11:15,245 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:11:15,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-21 22:11:18,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:11:18,931 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:11:18,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-21 22:11:18,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data/c03651515/0a1662d91636492795eebc4d9c2408b9/FLAGcf1ae000c [2023-11-21 22:11:18,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_882daac2-1d52-405e-93c7-e324819dfd6e/bin/uautomizer-verify-bycVGegfSx/data/c03651515/0a1662d91636492795eebc4d9c2408b9 [2023-11-21 22:11:18,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:11:18,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:11:18,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:18,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:11:18,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:11:18,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:18" (1/1) ... [2023-11-21 22:11:18,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2149e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:18, skipping insertion in model container [2023-11-21 22:11:18,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:18" (1/1) ... [2023-11-21 22:11:19,073 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:11:19,736 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,737 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,737 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,739 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:19,846 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 22:11:19,882 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:11:19,911 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,911 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,912 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,912 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:19,953 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:11:19,990 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,990 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,991 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:19,991 WARN L1590 CHandler]: Possible shadowing of function new [2023-11-21 22:11:20,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:20,116 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:11:20,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:20 WrapperNode [2023-11-21 22:11:20,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:20,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:20,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:11:20,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:11:20,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:20" (1/1) ... [2023-11-21 22:11:20,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:20" (1/1) ... [2023-11-21 22:11:20,226 INFO L138 Inliner]: procedures = 283, calls = 56, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 256 [2023-11-21 22:11:20,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:20,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:11:20,232 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:11:20,232 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:11:20,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:20" (1/1) ... [2023-11-21 22:11:20,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:20" (1/1) ... [2023-11-21 22:11:20,266 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:20" (1/1) ... [2023-11-21 22:11:20,288 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:157) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:116) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:102) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:155) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 22:11:20,293 INFO L158 Benchmark]: Toolchain (without parser) took 1313.27ms. Allocated memory is still 98.6MB. Free memory was 72.4MB in the beginning and 49.7MB in the end (delta: 22.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-21 22:11:20,293 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:20,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1133.83ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 54.9MB in the end (delta: 17.2MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-21 22:11:20,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.43ms. Allocated memory is still 98.6MB. Free memory was 54.9MB in the beginning and 51.3MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:11:20,296 INFO L158 Benchmark]: Boogie Preprocessor took 59.56ms. Allocated memory is still 98.6MB. Free memory was 51.3MB in the beginning and 49.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:11:20,298 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1133.83ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 54.9MB in the end (delta: 17.2MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.43ms. Allocated memory is still 98.6MB. Free memory was 54.9MB in the beginning and 51.3MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.56ms. Allocated memory is still 98.6MB. Free memory was 51.3MB in the beginning and 49.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0 de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0