./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/unroll-5.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_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/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_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/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_76d52538-bfdf-4ce5-b807-222067bf8a40/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 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:24:05,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:24:05,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:24:05,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:24:05,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:24:05,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:24:05,195 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:24:05,195 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:24:05,196 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:24:05,197 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:24:05,198 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:24:05,198 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:24:05,199 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:24:05,200 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:24:05,201 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:24:05,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:24:05,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:24:05,203 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:24:05,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:24:05,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:24:05,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:24:05,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:24:05,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:24:05,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:24:05,208 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:24:05,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:24:05,209 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:24:05,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:24:05,210 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:24:05,210 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:24:05,211 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:24:05,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:24:05,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:24:05,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:24:05,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:24:05,213 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:24:05,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:24:05,214 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:24:05,214 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:24:05,214 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:24:05,215 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:24:05,215 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:24:05,216 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_76d52538-bfdf-4ce5-b807-222067bf8a40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 [2023-11-21 22:24:05,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:24:05,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:24:05,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:24:05,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:24:05,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:24:05,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 22:24:08,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:24:08,992 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:24:08,996 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 22:24:09,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data/1f124a043/381d497c08da4747bf25e15c15722f21/FLAG9ed264ce2 [2023-11-21 22:24:09,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data/1f124a043/381d497c08da4747bf25e15c15722f21 [2023-11-21 22:24:09,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:24:09,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:24:09,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:24:09,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:24:09,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:24:09,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:24:09" (1/1) ... [2023-11-21 22:24:09,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2351b814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:09, skipping insertion in model container [2023-11-21 22:24:09,053 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:24:09" (1/1) ... [2023-11-21 22:24:09,082 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:24:09,290 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_76d52538-bfdf-4ce5-b807-222067bf8a40/sv-benchmarks/c/weaver/unroll-5.wvr.c[2670,2683] [2023-11-21 22:24:09,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:24:09,310 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:24:09,337 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_76d52538-bfdf-4ce5-b807-222067bf8a40/sv-benchmarks/c/weaver/unroll-5.wvr.c[2670,2683] [2023-11-21 22:24:09,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:24:09,357 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:24:09,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:09 WrapperNode [2023-11-21 22:24:09,358 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:24:09,359 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:24:09,360 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:24:09,360 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:24:09,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:09" (1/1) ... [2023-11-21 22:24:09,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:09" (1/1) ... [2023-11-21 22:24:09,431 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 169 [2023-11-21 22:24:09,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:24:09,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:24:09,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:24:09,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:24:09,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:09" (1/1) ... [2023-11-21 22:24:09,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:09" (1/1) ... [2023-11-21 22:24:09,448 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:09" (1/1) ... [2023-11-21 22:24:09,457 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 22:24:09,462 INFO L158 Benchmark]: Toolchain (without parser) took 423.36ms. Allocated memory is still 159.4MB. Free memory was 100.3MB in the beginning and 127.6MB in the end (delta: -27.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:09,462 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:09,463 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.65ms. Allocated memory is still 159.4MB. Free memory was 100.3MB in the beginning and 88.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:24:09,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.66ms. Allocated memory is still 159.4MB. Free memory was 88.1MB in the beginning and 128.9MB in the end (delta: -40.9MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-11-21 22:24:09,465 INFO L158 Benchmark]: Boogie Preprocessor took 27.60ms. Allocated memory is still 159.4MB. Free memory was 128.9MB in the beginning and 127.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:24:09,467 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.65ms. Allocated memory is still 159.4MB. Free memory was 100.3MB in the beginning and 88.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.66ms. Allocated memory is still 159.4MB. Free memory was 88.1MB in the beginning and 128.9MB in the end (delta: -40.9MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.60ms. Allocated memory is still 159.4MB. Free memory was 128.9MB in the beginning and 127.6MB in the end (delta: 1.3MB). 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_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/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_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/unroll-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/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_76d52538-bfdf-4ce5-b807-222067bf8a40/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 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:24:11,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:24:12,032 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:24:12,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:24:12,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:24:12,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:24:12,070 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:24:12,070 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:24:12,071 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:24:12,072 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:24:12,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:24:12,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:24:12,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:24:12,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:24:12,075 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:24:12,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:24:12,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:24:12,076 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:24:12,077 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:24:12,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:24:12,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:24:12,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:24:12,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:24:12,088 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:24:12,088 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:24:12,089 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:24:12,089 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:24:12,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:24:12,090 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:24:12,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:24:12,092 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:24:12,092 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:24:12,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:24:12,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:24:12,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:24:12,093 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:24:12,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:24:12,094 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:24:12,095 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:24:12,095 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:24:12,095 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:24:12,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:24:12,098 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:24:12,098 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:24:12,099 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:24:12,099 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_76d52538-bfdf-4ce5-b807-222067bf8a40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 [2023-11-21 22:24:12,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:24:12,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:24:12,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:24:12,593 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:24:12,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:24:12,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 22:24:15,849 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:24:16,115 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:24:16,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/sv-benchmarks/c/weaver/unroll-5.wvr.c [2023-11-21 22:24:16,130 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data/323d0c016/f4cc62a603de4bdc98e615cd41d5e1dd/FLAG68c0b4fca [2023-11-21 22:24:16,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76d52538-bfdf-4ce5-b807-222067bf8a40/bin/uautomizer-verify-bycVGegfSx/data/323d0c016/f4cc62a603de4bdc98e615cd41d5e1dd [2023-11-21 22:24:16,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:24:16,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:24:16,152 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:24:16,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:24:16,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:24:16,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:24:16" (1/1) ... [2023-11-21 22:24:16,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c12b6f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:16, skipping insertion in model container [2023-11-21 22:24:16,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:24:16" (1/1) ... [2023-11-21 22:24:16,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:24:16,444 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_76d52538-bfdf-4ce5-b807-222067bf8a40/sv-benchmarks/c/weaver/unroll-5.wvr.c[2670,2683] [2023-11-21 22:24:16,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:24:16,485 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 22:24:16,497 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:24:16,532 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_76d52538-bfdf-4ce5-b807-222067bf8a40/sv-benchmarks/c/weaver/unroll-5.wvr.c[2670,2683] [2023-11-21 22:24:16,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:24:16,563 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:24:16,623 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_76d52538-bfdf-4ce5-b807-222067bf8a40/sv-benchmarks/c/weaver/unroll-5.wvr.c[2670,2683] [2023-11-21 22:24:16,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:24:16,660 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:24:16,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:16 WrapperNode [2023-11-21 22:24:16,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:24:16,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:24:16,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:24:16,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:24:16,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:16" (1/1) ... [2023-11-21 22:24:16,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:16" (1/1) ... [2023-11-21 22:24:16,741 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 167 [2023-11-21 22:24:16,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:24:16,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:24:16,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:24:16,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:24:16,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:16" (1/1) ... [2023-11-21 22:24:16,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:16" (1/1) ... [2023-11-21 22:24:16,780 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:24:16" (1/1) ... [2023-11-21 22:24:16,788 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 22:24:16,797 INFO L158 Benchmark]: Toolchain (without parser) took 644.87ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 42.9MB in the beginning and 76.6MB in the end (delta: -33.7MB). Peak memory consumption was 837.9kB. Max. memory is 16.1GB. [2023-11-21 22:24:16,797 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:16,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.45ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 42.6MB in the beginning and 79.9MB in the end (delta: -37.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-21 22:24:16,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.97ms. Allocated memory is still 102.8MB. Free memory was 79.9MB in the beginning and 77.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:24:16,801 INFO L158 Benchmark]: Boogie Preprocessor took 50.98ms. Allocated memory is still 102.8MB. Free memory was 77.8MB in the beginning and 76.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:16,806 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.45ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 42.6MB in the beginning and 79.9MB in the end (delta: -37.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.97ms. Allocated memory is still 102.8MB. Free memory was 79.9MB in the beginning and 77.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.98ms. Allocated memory is still 102.8MB. Free memory was 77.8MB in the beginning and 76.6MB 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