./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/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_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df63a9317cd159d15f0c87211084d5e90c66afa781f3187352107d14a3f61024 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:16:42,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:16:42,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:16:42,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:16:42,829 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:16:42,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:16:42,871 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:16:42,872 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:16:42,873 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:16:42,875 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:16:42,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:16:42,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:16:42,877 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:16:42,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:16:42,878 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:16:42,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:16:42,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:16:42,879 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:16:42,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:16:42,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:16:42,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:16:42,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:16:42,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:16:42,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:16:42,882 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:16:42,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:16:42,883 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:16:42,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:16:42,884 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:16:42,884 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:16:42,885 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:16:42,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:16:42,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:16:42,886 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:16:42,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:16:42,887 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:16:42,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:16:42,887 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:16:42,887 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:16:42,888 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:16:42,888 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:16:42,888 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:16:42,889 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_50f7c5ed-e9c9-44bc-9904-c731bba84375/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df63a9317cd159d15f0c87211084d5e90c66afa781f3187352107d14a3f61024 [2023-11-21 22:16:43,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:16:43,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:16:43,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:16:43,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:16:43,224 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:16:43,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c [2023-11-21 22:16:46,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:16:46,501 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:16:46,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c [2023-11-21 22:16:46,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data/807dacbc4/d9af8740a6ab467283e7e6c7ba77a18f/FLAG8c332032b [2023-11-21 22:16:46,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data/807dacbc4/d9af8740a6ab467283e7e6c7ba77a18f [2023-11-21 22:16:46,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:16:46,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:16:46,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:16:46,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:16:46,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:16:46,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:46" (1/1) ... [2023-11-21 22:16:46,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb6b9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:46, skipping insertion in model container [2023-11-21 22:16:46,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:46" (1/1) ... [2023-11-21 22:16:46,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:16:46,747 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2023-11-21 22:16:46,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:16:46,774 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:16:46,803 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2023-11-21 22:16:46,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:16:46,819 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:16:46,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:46 WrapperNode [2023-11-21 22:16:46,820 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:16:46,821 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:16:46,821 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:16:46,822 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:16:46,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:46" (1/1) ... [2023-11-21 22:16:46,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:46" (1/1) ... [2023-11-21 22:16:46,867 INFO L138 Inliner]: procedures = 25, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 131 [2023-11-21 22:16:46,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:16:46,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:16:46,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:16:46,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:16:46,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:46" (1/1) ... [2023-11-21 22:16:46,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:46" (1/1) ... [2023-11-21 22:16:46,893 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:46" (1/1) ... [2023-11-21 22:16:46,903 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 22:16:46,908 INFO L158 Benchmark]: Toolchain (without parser) took 377.77ms. Allocated memory is still 190.8MB. Free memory was 153.4MB in the beginning and 137.8MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:16:46,909 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 24.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:16:46,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.63ms. Allocated memory is still 190.8MB. Free memory was 153.4MB in the beginning and 141.6MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:16:46,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.65ms. Allocated memory is still 190.8MB. Free memory was 141.6MB in the beginning and 139.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:16:46,914 INFO L158 Benchmark]: Boogie Preprocessor took 37.93ms. Allocated memory is still 190.8MB. Free memory was 139.5MB in the beginning and 137.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:16:46,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory was 74.3MB in the beginning and 74.2MB in the end (delta: 24.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.63ms. Allocated memory is still 190.8MB. Free memory was 153.4MB in the beginning and 141.6MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.65ms. Allocated memory is still 190.8MB. Free memory was 141.6MB in the beginning and 139.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.93ms. Allocated memory is still 190.8MB. Free memory was 139.5MB in the beginning and 137.8MB in the end (delta: 1.7MB). 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 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_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/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_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash df63a9317cd159d15f0c87211084d5e90c66afa781f3187352107d14a3f61024 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:16:49,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:16:49,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:16:49,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:16:49,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:16:49,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:16:49,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:16:49,635 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:16:49,636 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:16:49,641 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:16:49,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:16:49,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:16:49,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:16:49,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:16:49,645 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:16:49,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:16:49,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:16:49,647 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:16:49,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:16:49,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:16:49,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:16:49,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:16:49,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:16:49,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:16:49,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:16:49,651 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:16:49,651 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:16:49,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:16:49,652 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:16:49,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:16:49,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:16:49,657 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:16:49,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:16:49,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:16:49,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:16:49,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:16:49,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:16:49,659 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:16:49,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:16:49,660 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:16:49,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:16:49,660 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:16:49,660 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:16:49,661 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:16:49,661 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:16:49,661 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_50f7c5ed-e9c9-44bc-9904-c731bba84375/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df63a9317cd159d15f0c87211084d5e90c66afa781f3187352107d14a3f61024 [2023-11-21 22:16:50,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:16:50,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:16:50,108 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:16:50,109 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:16:50,111 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:16:50,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c [2023-11-21 22:16:53,358 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:16:53,669 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:16:53,670 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c [2023-11-21 22:16:53,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data/29fad8222/a491b3371c2746b59380adc76c5800fe/FLAG98fa8525c [2023-11-21 22:16:53,695 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/bin/uautomizer-verify-bycVGegfSx/data/29fad8222/a491b3371c2746b59380adc76c5800fe [2023-11-21 22:16:53,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:16:53,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:16:53,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:16:53,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:16:53,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:16:53,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:53" (1/1) ... [2023-11-21 22:16:53,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d443f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:53, skipping insertion in model container [2023-11-21 22:16:53,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:53" (1/1) ... [2023-11-21 22:16:53,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:16:53,982 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2023-11-21 22:16:54,001 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:16:54,021 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:16:54,085 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50f7c5ed-e9c9-44bc-9904-c731bba84375/sv-benchmarks/c/weaver/bench-exp3x3-opt.wvr.c[2904,2917] [2023-11-21 22:16:54,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:16:54,109 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:16:54,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:54 WrapperNode [2023-11-21 22:16:54,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:16:54,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:16:54,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:16:54,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:16:54,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:54" (1/1) ... [2023-11-21 22:16:54,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:54" (1/1) ... [2023-11-21 22:16:54,208 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 131 [2023-11-21 22:16:54,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:16:54,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:16:54,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:16:54,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:16:54,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:54" (1/1) ... [2023-11-21 22:16:54,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:54" (1/1) ... [2023-11-21 22:16:54,257 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:54" (1/1) ... [2023-11-21 22:16:54,277 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 22:16:54,283 INFO L158 Benchmark]: Toolchain (without parser) took 583.44ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 53.1MB in the beginning and 74.0MB in the end (delta: -20.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:16:54,284 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:16:54,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.25ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 40.5MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:16:54,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.75ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 40.5MB in the beginning and 75.3MB in the end (delta: -34.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-21 22:16:54,286 INFO L158 Benchmark]: Boogie Preprocessor took 50.52ms. Allocated memory is still 96.5MB. Free memory was 75.2MB in the beginning and 74.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:16:54,289 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 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.25ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 40.5MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.75ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 40.5MB in the beginning and 75.3MB in the end (delta: -34.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.52ms. Allocated memory is still 96.5MB. Free memory was 75.2MB in the beginning and 74.0MB in the end (delta: 1.2MB). 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