./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bd23b8476745cc5eeb44766af6c01d42c768ef8188ecd9b3f71230eca21db6b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:25,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:25,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:25,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:25,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:25,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:25,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:25,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:25,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:25,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:25,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:25,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:25,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:25,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:25,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:25,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:25,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:25,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:25,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:25,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:25,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:25,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:25,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:25,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:25,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:25,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:25,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:25,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:25,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:25,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:25,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:25,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:25,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:25,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:25,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:25,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:25,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:25,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:25,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:25,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:25,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:25,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:45:25,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:25,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:25,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:25,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:25,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:25,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:25,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:25,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:25,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:45:25,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:25,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:25,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:25,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:25,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:25,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:25,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:25,470 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:25,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:25,471 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:25,471 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:25,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:25,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:25,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:25,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:25,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:25,472 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:45:25,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:45:25,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:25,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bd23b8476745cc5eeb44766af6c01d42c768ef8188ecd9b3f71230eca21db6b [2021-11-23 15:45:25,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:25,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:25,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:25,753 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:25,754 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:25,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2021-11-23 15:45:25,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/11d9a2ee6/93320dff43d048cd93a9dea09b3fb212/FLAG93ca2372c [2021-11-23 15:45:26,441 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:26,443 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2021-11-23 15:45:26,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/11d9a2ee6/93320dff43d048cd93a9dea09b3fb212/FLAG93ca2372c [2021-11-23 15:45:26,698 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/11d9a2ee6/93320dff43d048cd93a9dea09b3fb212 [2021-11-23 15:45:26,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:26,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:26,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:26,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:26,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:26,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:26" (1/1) ... [2021-11-23 15:45:26,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dedcf4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:26, skipping insertion in model container [2021-11-23 15:45:26,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:26" (1/1) ... [2021-11-23 15:45:26,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:26,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:27,157 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22673,22686] [2021-11-23 15:45:27,163 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22743,22756] [2021-11-23 15:45:27,165 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22807,22820] [2021-11-23 15:45:27,168 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22902,22915] [2021-11-23 15:45:27,169 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22974,22987] [2021-11-23 15:45:27,171 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23113,23126] [2021-11-23 15:45:27,172 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23187,23200] [2021-11-23 15:45:27,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:27,193 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:27,249 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22673,22686] [2021-11-23 15:45:27,250 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22743,22756] [2021-11-23 15:45:27,251 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22807,22820] [2021-11-23 15:45:27,251 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22902,22915] [2021-11-23 15:45:27,256 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22974,22987] [2021-11-23 15:45:27,263 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23113,23126] [2021-11-23 15:45:27,266 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23187,23200] [2021-11-23 15:45:27,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:27,307 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:27,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27 WrapperNode [2021-11-23 15:45:27,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:27,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:27,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:27,309 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:27,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,356 INFO L137 Inliner]: procedures = 119, calls = 44, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 157 [2021-11-23 15:45:27,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:27,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:27,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:27,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:27,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:27,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:27,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:27,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:27,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:27" (1/1) ... [2021-11-23 15:45:27,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:27,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:27,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:27,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:45:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:45:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:45:27,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:45:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:45:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:45:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:45:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:27,575 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:27,589 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:27,930 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:27,961 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:45:27,967 INFO L158 Benchmark]: Toolchain (without parser) took 1260.16ms. Allocated memory is still 100.7MB. Free memory was 56.3MB in the beginning and 42.1MB in the end (delta: 14.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-23 15:45:27,967 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:27,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.42ms. Allocated memory is still 100.7MB. Free memory was 56.1MB in the beginning and 65.6MB in the end (delta: -9.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:27,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.74ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 63.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:27,972 INFO L158 Benchmark]: Boogie Preprocessor took 38.29ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 61.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:45:27,972 INFO L158 Benchmark]: RCFGBuilder took 560.52ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 42.3MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:45:27,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.42ms. Allocated memory is still 100.7MB. Free memory was 56.1MB in the beginning and 65.6MB in the end (delta: -9.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.74ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 63.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.29ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 61.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 560.52ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 42.3MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:45:28,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bd23b8476745cc5eeb44766af6c01d42c768ef8188ecd9b3f71230eca21db6b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:45:30,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:45:30,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:45:30,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:45:30,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:45:30,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:45:30,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:45:30,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:45:30,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:45:30,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:45:30,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:45:30,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:45:30,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:45:30,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:45:30,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:45:30,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:45:30,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:45:30,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:45:30,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:45:30,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:45:30,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:45:30,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:45:30,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:45:30,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:45:30,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:45:30,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:45:30,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:45:30,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:45:30,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:45:30,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:45:30,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:45:30,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:45:30,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:45:30,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:45:30,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:45:30,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:45:30,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:45:30,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:45:30,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:45:30,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:45:30,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:45:30,584 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:45:30,630 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:45:30,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:45:30,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:45:30,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:45:30,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:45:30,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:45:30,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:45:30,634 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:45:30,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:45:30,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:45:30,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:45:30,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:45:30,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:45:30,636 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:45:30,636 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:45:30,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:45:30,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:45:30,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:45:30,637 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:45:30,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:45:30,638 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:45:30,638 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:45:30,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:45:30,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:30,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:45:30,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:45:30,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:45:30,639 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:45:30,640 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:45:30,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:45:30,640 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:45:30,641 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:45:30,641 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bd23b8476745cc5eeb44766af6c01d42c768ef8188ecd9b3f71230eca21db6b [2021-11-23 15:45:31,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:45:31,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:45:31,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:45:31,073 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:45:31,076 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:45:31,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2021-11-23 15:45:31,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/0d5356354/bb26342b302d44009e160f247b4f9c10/FLAG37bd6fd2c [2021-11-23 15:45:31,710 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:45:31,723 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i [2021-11-23 15:45:31,746 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/0d5356354/bb26342b302d44009e160f247b4f9c10/FLAG37bd6fd2c [2021-11-23 15:45:31,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/data/0d5356354/bb26342b302d44009e160f247b4f9c10 [2021-11-23 15:45:31,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:45:31,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:45:31,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:31,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:45:31,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:45:31,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:31,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281be261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:31, skipping insertion in model container [2021-11-23 15:45:31,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:45:31" (1/1) ... [2021-11-23 15:45:32,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:45:32,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:45:32,445 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22673,22686] [2021-11-23 15:45:32,449 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22743,22756] [2021-11-23 15:45:32,450 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22807,22820] [2021-11-23 15:45:32,451 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22902,22915] [2021-11-23 15:45:32,452 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22974,22987] [2021-11-23 15:45:32,454 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23113,23126] [2021-11-23 15:45:32,455 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23187,23200] [2021-11-23 15:45:32,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:32,476 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:45:32,520 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22673,22686] [2021-11-23 15:45:32,522 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22743,22756] [2021-11-23 15:45:32,524 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22807,22820] [2021-11-23 15:45:32,525 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22902,22915] [2021-11-23 15:45:32,526 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[22974,22987] [2021-11-23 15:45:32,528 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23113,23126] [2021-11-23 15:45:32,529 WARN L230 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_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/sv-benchmarks/c/forester-heap/dll-rb-sentinel-2.i[23187,23200] [2021-11-23 15:45:32,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:45:32,568 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:45:32,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32 WrapperNode [2021-11-23 15:45:32,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:45:32,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:32,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:45:32,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:45:32,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,640 INFO L137 Inliner]: procedures = 122, calls = 44, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 156 [2021-11-23 15:45:32,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:45:32,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:45:32,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:45:32,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:45:32,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:45:32,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:45:32,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:45:32,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:45:32,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:45:32" (1/1) ... [2021-11-23 15:45:32,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:45:32,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:45:32,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:45:32,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:45:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:45:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:45:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:45:32,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:45:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:45:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:45:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:45:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:45:32,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:45:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:45:32,975 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:45:32,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:34,161 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:34,180 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:45:34,185 INFO L158 Benchmark]: Toolchain (without parser) took 2201.66ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 50.4MB in the beginning and 70.2MB in the end (delta: -19.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,185 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:34,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.99ms. Allocated memory is still 69.2MB. Free memory was 50.2MB in the beginning and 44.9MB in the end (delta: 5.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.48ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,188 INFO L158 Benchmark]: Boogie Preprocessor took 66.81ms. Allocated memory is still 69.2MB. Free memory was 42.5MB in the beginning and 40.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,188 INFO L158 Benchmark]: RCFGBuilder took 1465.78ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 40.4MB in the beginning and 70.2MB in the end (delta: -29.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,192 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.99ms. Allocated memory is still 69.2MB. Free memory was 50.2MB in the beginning and 44.9MB in the end (delta: 5.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.48ms. Allocated memory is still 69.2MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.81ms. Allocated memory is still 69.2MB. Free memory was 42.5MB in the beginning and 40.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1465.78ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 40.4MB in the beginning and 70.2MB in the end (delta: -29.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:45:34,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd6ca85f-149a-4cc6-8a4f-41d39322a7b6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable