./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_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_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/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_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/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_6f35a5de-3afd-4497-a1df-5867f3c37716/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 bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:22:20,411 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:22:20,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:22:20,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:22:20,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:22:20,509 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:22:20,510 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:22:20,511 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:22:20,511 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:22:20,512 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:22:20,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:22:20,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:22:20,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:22:20,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:22:20,515 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:22:20,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:22:20,516 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:22:20,517 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:22:20,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:22:20,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:22:20,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:22:20,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:22:20,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:22:20,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:22:20,521 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:22:20,521 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:22:20,522 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:22:20,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:22:20,522 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:22:20,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:22:20,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:22:20,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:22:20,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:22:20,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:22:20,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:22:20,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:22:20,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:22:20,526 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:22:20,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:22:20,526 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:22:20,527 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:22:20,527 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:22:20,527 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:22:20,528 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:22:20,528 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_6f35a5de-3afd-4497-a1df-5867f3c37716/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f [2023-11-21 22:22:20,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:22:20,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:22:20,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:22:20,859 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:22:20,860 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:22:20,861 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-11-21 22:22:24,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:22:24,347 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:22:24,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-11-21 22:22:24,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data/f8fdd2111/f01c1a24d6dd4326858733f783bb5e95/FLAG697e69a79 [2023-11-21 22:22:24,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data/f8fdd2111/f01c1a24d6dd4326858733f783bb5e95 [2023-11-21 22:22:24,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:22:24,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:22:24,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:22:24,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:22:24,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:22:24,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:22:24" (1/1) ... [2023-11-21 22:22:24,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4ca475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:24, skipping insertion in model container [2023-11-21 22:22:24,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:22:24" (1/1) ... [2023-11-21 22:22:24,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:22:25,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:22:25,100 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:22:25,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:22:25,220 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:22:25,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:25 WrapperNode [2023-11-21 22:22:25,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:22:25,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:22:25,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:22:25,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:22:25,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:25" (1/1) ... [2023-11-21 22:22:25,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:25" (1/1) ... [2023-11-21 22:22:25,351 INFO L138 Inliner]: procedures = 272, calls = 48, calls flagged for inlining = 7, calls inlined = 10, statements flattened = 313 [2023-11-21 22:22:25,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:22:25,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:22:25,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:22:25,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:22:25,370 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:25" (1/1) ... [2023-11-21 22:22:25,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:25" (1/1) ... [2023-11-21 22:22:25,377 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:25" (1/1) ... [2023-11-21 22:22:25,390 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 22:22:25,394 INFO L158 Benchmark]: Toolchain (without parser) took 989.49ms. Allocated memory is still 157.3MB. Free memory was 113.0MB in the beginning and 127.0MB in the end (delta: -14.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:22:25,395 INFO L158 Benchmark]: CDTParser took 0.97ms. Allocated memory is still 113.2MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:22:25,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.07ms. Allocated memory is still 157.3MB. Free memory was 112.6MB in the beginning and 82.5MB in the end (delta: 30.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-21 22:22:25,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.64ms. Allocated memory is still 157.3MB. Free memory was 82.5MB in the beginning and 128.3MB in the end (delta: -45.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 22:22:25,403 INFO L158 Benchmark]: Boogie Preprocessor took 33.76ms. Allocated memory is still 157.3MB. Free memory was 128.3MB in the beginning and 127.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:22:25,415 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97ms. Allocated memory is still 113.2MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.07ms. Allocated memory is still 157.3MB. Free memory was 112.6MB in the beginning and 82.5MB in the end (delta: 30.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.64ms. Allocated memory is still 157.3MB. Free memory was 82.5MB in the beginning and 128.3MB in the end (delta: -45.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.76ms. Allocated memory is still 157.3MB. Free memory was 128.3MB in the beginning and 127.0MB in the end (delta: 1.3MB). 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_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/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_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/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_6f35a5de-3afd-4497-a1df-5867f3c37716/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 bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:22:27,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:22:28,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-11-21 22:22:28,052 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:22:28,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:22:28,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:22:28,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:22:28,096 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:22:28,097 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:22:28,098 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:22:28,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:22:28,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:22:28,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:22:28,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:22:28,101 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:22:28,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:22:28,102 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:22:28,108 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:22:28,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:22:28,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:22:28,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:22:28,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:22:28,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:22:28,117 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:22:28,118 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:22:28,118 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:22:28,119 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:22:28,119 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:22:28,120 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:22:28,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:22:28,122 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:22:28,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:22:28,122 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:22:28,123 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:22:28,123 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:22:28,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:22:28,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:22:28,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:22:28,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:22:28,125 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:22:28,125 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:22:28,126 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:22:28,126 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:22:28,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:22:28,127 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:22:28,127 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:22:28,127 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:22:28,128 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_6f35a5de-3afd-4497-a1df-5867f3c37716/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bde6fe221f69c3fccb0f7c90e011f0b13ab5ca582ddcd328a459cbb512a8fd7f [2023-11-21 22:22:28,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:22:28,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:22:28,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:22:28,511 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:22:28,512 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:22:28,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-11-21 22:22:31,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:22:32,069 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:22:32,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/sv-benchmarks/c/goblint-regression/28-race_reach_71-funloop_racing.i [2023-11-21 22:22:32,096 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data/01a7f434b/748d4402e9cc4c0b8f14c69aaacf5b64/FLAGb8ce888f8 [2023-11-21 22:22:32,115 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f35a5de-3afd-4497-a1df-5867f3c37716/bin/uautomizer-verify-bycVGegfSx/data/01a7f434b/748d4402e9cc4c0b8f14c69aaacf5b64 [2023-11-21 22:22:32,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:22:32,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:22:32,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:22:32,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:22:32,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:22:32,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:22:32" (1/1) ... [2023-11-21 22:22:32,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51fd5831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:32, skipping insertion in model container [2023-11-21 22:22:32,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:22:32" (1/1) ... [2023-11-21 22:22:32,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:22:32,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:22:32,991 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:22:33,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:22:33,192 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:22:33,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:33 WrapperNode [2023-11-21 22:22:33,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:22:33,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:22:33,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:22:33,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:22:33,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:33" (1/1) ... [2023-11-21 22:22:33,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:33" (1/1) ... [2023-11-21 22:22:33,325 INFO L138 Inliner]: procedures = 276, calls = 48, calls flagged for inlining = 7, calls inlined = 10, statements flattened = 311 [2023-11-21 22:22:33,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:22:33,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:22:33,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:22:33,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:22:33,342 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:33" (1/1) ... [2023-11-21 22:22:33,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:33" (1/1) ... [2023-11-21 22:22:33,360 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:22:33" (1/1) ... [2023-11-21 22:22:33,382 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 22:22:33,389 INFO L158 Benchmark]: Toolchain (without parser) took 1268.53ms. Allocated memory is still 77.6MB. Free memory was 50.9MB in the beginning and 51.0MB in the end (delta: -127.6kB). Peak memory consumption was 848.9kB. Max. memory is 16.1GB. [2023-11-21 22:22:33,390 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:22:33,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1072.79ms. Allocated memory is still 77.6MB. Free memory was 50.7MB in the beginning and 35.9MB in the end (delta: 14.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-21 22:22:33,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.70ms. Allocated memory is still 77.6MB. Free memory was 35.9MB in the beginning and 52.6MB in the end (delta: -16.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-21 22:22:33,393 INFO L158 Benchmark]: Boogie Preprocessor took 59.60ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 51.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:22:33,397 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1072.79ms. Allocated memory is still 77.6MB. Free memory was 50.7MB in the beginning and 35.9MB in the end (delta: 14.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.70ms. Allocated memory is still 77.6MB. Free memory was 35.9MB in the beginning and 52.6MB in the end (delta: -16.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.60ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 51.0MB in the end (delta: 1.5MB). 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0