./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/bigshot_s2.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_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/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_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_s2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/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_1ff61ee2-cd98-4f04-a539-53e886e5e580/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 fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:59:34,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:59:34,636 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 20:59:34,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:59:34,652 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:59:34,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:59:34,694 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:59:34,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:59:34,695 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:59:34,696 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:59:34,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 20:59:34,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 20:59:34,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:59:34,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:59:34,706 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:59:34,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:59:34,708 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 20:59:34,708 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 20:59:34,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 20:59:34,709 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 20:59:34,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:59:34,710 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 20:59:34,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 20:59:34,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 20:59:34,711 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 20:59:34,712 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 20:59:34,712 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 20:59:34,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:59:34,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:59:34,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:59:34,715 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:59:34,716 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 20:59:34,716 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 20:59:34,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:59:34,717 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:59:34,717 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 20:59:34,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 20:59:34,717 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 20:59:34,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 20:59:34,718 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 20:59:34,719 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 20:59:34,719 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 20:59:34,719 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 20:59:34,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 20:59:34,720 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_1ff61ee2-cd98-4f04-a539-53e886e5e580/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb [2023-11-21 20:59:35,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:59:35,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:59:35,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:59:35,097 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:59:35,098 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:59:35,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/pthread/bigshot_s2.i [2023-11-21 20:59:38,245 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:59:38,560 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:59:38,561 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/sv-benchmarks/c/pthread/bigshot_s2.i [2023-11-21 20:59:38,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data/b78e5cb47/b0a2080f3ecf4e19bd191464b972cc77/FLAGc7ce1f36e [2023-11-21 20:59:38,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data/b78e5cb47/b0a2080f3ecf4e19bd191464b972cc77 [2023-11-21 20:59:38,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:59:38,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:59:38,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:59:38,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:59:38,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:59:38,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:59:38" (1/1) ... [2023-11-21 20:59:38,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d1130c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:38, skipping insertion in model container [2023-11-21 20:59:38,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:59:38" (1/1) ... [2023-11-21 20:59:38,689 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:59:39,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:59:39,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:59:39,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:59:39,534 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:59:39,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:39 WrapperNode [2023-11-21 20:59:39,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:59:39,536 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:59:39,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:59:39,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:59:39,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:39" (1/1) ... [2023-11-21 20:59:39,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:39" (1/1) ... [2023-11-21 20:59:39,602 INFO L138 Inliner]: procedures = 323, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-21 20:59:39,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:59:39,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:59:39,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:59:39,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:59:39,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:39" (1/1) ... [2023-11-21 20:59:39,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:39" (1/1) ... [2023-11-21 20:59:39,624 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:39" (1/1) ... [2023-11-21 20:59:39,632 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.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 20:59:39,644 INFO L158 Benchmark]: Toolchain (without parser) took 1019.17ms. Allocated memory is still 178.3MB. Free memory was 128.1MB in the beginning and 91.8MB in the end (delta: 36.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 20:59:39,645 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 138.4MB. Free memory was 79.5MB in the beginning and 79.3MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:59:39,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.12ms. Allocated memory is still 178.3MB. Free memory was 128.1MB in the beginning and 95.3MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-21 20:59:39,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.15ms. Allocated memory is still 178.3MB. Free memory was 95.3MB in the beginning and 92.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 20:59:39,647 INFO L158 Benchmark]: Boogie Preprocessor took 30.23ms. Allocated memory is still 178.3MB. Free memory was 92.5MB in the beginning and 91.8MB in the end (delta: 732.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:59:39,650 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33ms. Allocated memory is still 138.4MB. Free memory was 79.5MB in the beginning and 79.3MB in the end (delta: 158.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.12ms. Allocated memory is still 178.3MB. Free memory was 128.1MB in the beginning and 95.3MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.15ms. Allocated memory is still 178.3MB. Free memory was 95.3MB in the beginning and 92.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.23ms. Allocated memory is still 178.3MB. Free memory was 92.5MB in the beginning and 91.8MB in the end (delta: 732.3kB). 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_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/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_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_s2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/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_1ff61ee2-cd98-4f04-a539-53e886e5e580/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 fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:59:42,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:59:42,412 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-11-21 20:59:42,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:59:42,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:59:42,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:59:42,478 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:59:42,479 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:59:42,480 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:59:42,486 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:59:42,486 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 20:59:42,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 20:59:42,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:59:42,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:59:42,490 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:59:42,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:59:42,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 20:59:42,492 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 20:59:42,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 20:59:42,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:59:42,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 20:59:42,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 20:59:42,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 20:59:42,496 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 20:59:42,496 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 20:59:42,497 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 20:59:42,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 20:59:42,498 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 20:59:42,498 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 20:59:42,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:59:42,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:59:42,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:59:42,502 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:59:42,502 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 20:59:42,502 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 20:59:42,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:59:42,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:59:42,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 20:59:42,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 20:59:42,505 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 20:59:42,505 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 20:59:42,506 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 20:59:42,506 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 20:59:42,506 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 20:59:42,507 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 20:59:42,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 20:59:42,508 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 20:59:42,508 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_1ff61ee2-cd98-4f04-a539-53e886e5e580/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa644cc26c2bb4f900e6af52233648196eb4dff503d36a50559ddcf2a4270ffb [2023-11-21 20:59:42,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:59:43,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:59:43,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:59:43,019 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:59:43,020 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:59:43,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/pthread/bigshot_s2.i [2023-11-21 20:59:46,158 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:59:46,541 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:59:46,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/sv-benchmarks/c/pthread/bigshot_s2.i [2023-11-21 20:59:46,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data/5a4bf36eb/b3d1895dde694324a1169aafb320df5c/FLAGa1186d815 [2023-11-21 20:59:46,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff61ee2-cd98-4f04-a539-53e886e5e580/bin/uautomizer-verify-bycVGegfSx/data/5a4bf36eb/b3d1895dde694324a1169aafb320df5c [2023-11-21 20:59:46,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:59:46,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:59:46,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:59:46,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:59:46,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:59:46,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:59:46" (1/1) ... [2023-11-21 20:59:46,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7e1541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:46, skipping insertion in model container [2023-11-21 20:59:46,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:59:46" (1/1) ... [2023-11-21 20:59:46,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:59:47,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:59:47,536 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:59:47,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:59:47,761 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:59:47,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:47 WrapperNode [2023-11-21 20:59:47,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:59:47,764 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:59:47,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:59:47,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:59:47,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:47" (1/1) ... [2023-11-21 20:59:47,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:47" (1/1) ... [2023-11-21 20:59:47,853 INFO L138 Inliner]: procedures = 327, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2023-11-21 20:59:47,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:59:47,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:59:47,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:59:47,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:59:47,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:47" (1/1) ... [2023-11-21 20:59:47,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:47" (1/1) ... [2023-11-21 20:59:47,885 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:59:47" (1/1) ... [2023-11-21 20:59:47,901 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.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 20:59:47,907 INFO L158 Benchmark]: Toolchain (without parser) took 1322.58ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 87.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-21 20:59:47,907 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:59:47,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1177.93ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 91.2MB in the end (delta: -273.0kB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2023-11-21 20:59:47,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.45ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 89.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 20:59:47,910 INFO L158 Benchmark]: Boogie Preprocessor took 49.94ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 87.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:59:47,913 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 62.9MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1177.93ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 91.2MB in the end (delta: -273.0kB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.45ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 89.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.94ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 87.7MB 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0