./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-nzb-file-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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 0d0975dc4466296431d96c26938a2e71864de63aba998f18ecd8a32ca341796b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:06:29,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:06:29,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:06:29,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:06:29,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:06:29,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:06:29,663 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:06:29,663 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:06:29,664 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:06:29,665 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:06:29,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:06:29,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:06:29,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:06:29,668 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:06:29,669 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:06:29,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:06:29,670 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:06:29,671 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:06:29,671 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:06:29,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:06:29,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:06:29,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:06:29,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:06:29,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:06:29,674 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:06:29,675 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:06:29,675 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:06:29,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:06:29,676 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:06:29,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:06:29,677 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:06:29,678 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:06:29,678 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:06:29,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:29,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:06:29,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:06:29,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:06:29,681 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:06:29,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:06:29,682 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:06:29,682 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:06:29,683 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:06:29,683 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:06:29,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:06:29,684 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_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d0975dc4466296431d96c26938a2e71864de63aba998f18ecd8a32ca341796b [2023-11-21 22:06:30,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:06:30,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:06:30,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:06:30,056 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:06:30,056 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:06:30,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/weaver/chl-nzb-file-trans.wvr.c [2023-11-21 22:06:33,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:06:33,511 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:06:33,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/sv-benchmarks/c/weaver/chl-nzb-file-trans.wvr.c [2023-11-21 22:06:33,528 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data/5f5897a9a/e207d09f2fda4da0b1df903f3a707c1a/FLAGecd0eec10 [2023-11-21 22:06:33,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data/5f5897a9a/e207d09f2fda4da0b1df903f3a707c1a [2023-11-21 22:06:33,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:06:33,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:06:33,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:33,558 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:06:33,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:06:33,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:33" (1/1) ... [2023-11-21 22:06:33,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@572e6dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:33, skipping insertion in model container [2023-11-21 22:06:33,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:33" (1/1) ... [2023-11-21 22:06:33,628 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:06:33,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:33,976 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:06:34,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:34,060 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:06:34,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:34 WrapperNode [2023-11-21 22:06:34,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:34,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:34,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:06:34,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:06:34,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:34" (1/1) ... [2023-11-21 22:06:34,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:34" (1/1) ... [2023-11-21 22:06:34,137 INFO L138 Inliner]: procedures = 26, calls = 77, calls flagged for inlining = 29, calls inlined = 43, statements flattened = 740 [2023-11-21 22:06:34,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:34,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:06:34,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:06:34,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:06:34,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:34" (1/1) ... [2023-11-21 22:06:34,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:34" (1/1) ... [2023-11-21 22:06:34,164 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:34" (1/1) ... [2023-11-21 22:06:34,177 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 22:06:34,181 INFO L158 Benchmark]: Toolchain (without parser) took 624.68ms. Allocated memory is still 188.7MB. Free memory was 140.4MB in the beginning and 118.7MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 22:06:34,182 INFO L158 Benchmark]: CDTParser took 1.21ms. Allocated memory is still 142.6MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:06:34,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.30ms. Allocated memory is still 188.7MB. Free memory was 140.0MB in the beginning and 125.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:06:34,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.96ms. Allocated memory is still 188.7MB. Free memory was 125.0MB in the beginning and 120.4MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 22:06:34,184 INFO L158 Benchmark]: Boogie Preprocessor took 40.27ms. Allocated memory is still 188.7MB. Free memory was 120.4MB in the beginning and 118.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:06:34,187 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21ms. Allocated memory is still 142.6MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.30ms. Allocated memory is still 188.7MB. Free memory was 140.0MB in the beginning and 125.0MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.96ms. Allocated memory is still 188.7MB. Free memory was 125.0MB in the beginning and 120.4MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.27ms. Allocated memory is still 188.7MB. Free memory was 120.4MB in the beginning and 118.7MB in the end (delta: 1.7MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-nzb-file-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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 0d0975dc4466296431d96c26938a2e71864de63aba998f18ecd8a32ca341796b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:06:36,770 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:06:36,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-11-21 22:06:36,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:06:36,905 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:06:36,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:06:36,958 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:06:36,959 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:06:36,960 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:06:36,965 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:06:36,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:06:36,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:06:36,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:06:36,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:06:36,970 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:06:36,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:06:36,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:06:36,972 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:06:36,972 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:06:36,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:06:36,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:06:36,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:06:36,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:06:36,975 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:06:36,975 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:06:36,976 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:06:36,976 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:06:36,976 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:06:36,977 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:06:36,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:06:36,979 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:06:36,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:06:36,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:06:36,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:06:36,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:06:36,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:06:36,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:06:36,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:06:36,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:06:36,982 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:06:36,983 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:06:36,983 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:06:36,983 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:06:36,983 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:06:36,984 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:06:36,984 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:06:36,985 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:06:36,985 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_d9e4fbc3-eedd-47f1-8277-bb19982265ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d0975dc4466296431d96c26938a2e71864de63aba998f18ecd8a32ca341796b [2023-11-21 22:06:37,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:06:37,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:06:37,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:06:37,445 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:06:37,446 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:06:37,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/weaver/chl-nzb-file-trans.wvr.c [2023-11-21 22:06:40,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:06:40,874 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:06:40,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/sv-benchmarks/c/weaver/chl-nzb-file-trans.wvr.c [2023-11-21 22:06:40,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data/5ffe46d4a/81e78a2dbccf4fdcb63804ee8fde21da/FLAGadfad649f [2023-11-21 22:06:40,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e4fbc3-eedd-47f1-8277-bb19982265ae/bin/uautomizer-verify-bycVGegfSx/data/5ffe46d4a/81e78a2dbccf4fdcb63804ee8fde21da [2023-11-21 22:06:40,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:06:40,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:06:40,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:40,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:06:40,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:06:40,937 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:40" (1/1) ... [2023-11-21 22:06:40,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdcc872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:40, skipping insertion in model container [2023-11-21 22:06:40,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:06:40" (1/1) ... [2023-11-21 22:06:40,986 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:06:41,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:41,353 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:06:41,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:06:41,458 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:06:41,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:41 WrapperNode [2023-11-21 22:06:41,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:06:41,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:41,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:06:41,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:06:41,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:41" (1/1) ... [2023-11-21 22:06:41,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:41" (1/1) ... [2023-11-21 22:06:41,529 INFO L138 Inliner]: procedures = 28, calls = 77, calls flagged for inlining = 29, calls inlined = 43, statements flattened = 722 [2023-11-21 22:06:41,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:06:41,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:06:41,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:06:41,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:06:41,542 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:41" (1/1) ... [2023-11-21 22:06:41,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:41" (1/1) ... [2023-11-21 22:06:41,552 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:06:41" (1/1) ... [2023-11-21 22:06:41,564 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 22:06:41,569 INFO L158 Benchmark]: Toolchain (without parser) took 640.81ms. Allocated memory is still 71.3MB. Free memory was 38.9MB in the beginning and 36.7MB in the end (delta: 2.2MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-11-21 22:06:41,569 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:06:41,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.43ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 42.7MB in the end (delta: -4.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-21 22:06:41,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.74ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 38.4MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:06:41,572 INFO L158 Benchmark]: Boogie Preprocessor took 36.91ms. Allocated memory is still 71.3MB. Free memory was 38.4MB in the beginning and 36.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:06:41,575 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.43ms. Allocated memory is still 71.3MB. Free memory was 38.7MB in the beginning and 42.7MB in the end (delta: -4.0MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.74ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 38.4MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.91ms. Allocated memory is still 71.3MB. Free memory was 38.4MB in the beginning and 36.7MB 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