./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_copy6_ground-1.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_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/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_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy6_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/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_d2ccf085-76e4-48c9-8449-5e8251b2573a/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 9e07c08b08b04587ccec5205fe357151301abec81845a5f3a121e5979e6bfacf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:10,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:10,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:10,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:10,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:10,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:10,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:10,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:10,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:10,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:10,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:10,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:10,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:10,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:10,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:10,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:10,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:10,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:10,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:10,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:10,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:10,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:10,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:10,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:10,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:10,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:10,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:10,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:10,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:10,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:10,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:10,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:10,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:10,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:10,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:10,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:10,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:10,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:10,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:10,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:10,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:10,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:44:10,395 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:10,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:10,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:10,396 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:10,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:10,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:10,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:10,397 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:10,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:10,398 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:10,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:10,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:10,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:10,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:10,399 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:10,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:10,399 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:10,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:10,400 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:10,400 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:10,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:10,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:10,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:10,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:10,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:10,401 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:10,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:10,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:10,402 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_d2ccf085-76e4-48c9-8449-5e8251b2573a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e07c08b08b04587ccec5205fe357151301abec81845a5f3a121e5979e6bfacf [2021-11-23 15:44:10,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:10,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:10,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:10,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:10,701 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:10,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-examples/standard_copy6_ground-1.i [2021-11-23 15:44:10,772 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/c5c3ee8a9/02b4bf7239de41fdb9700ee7a830d778/FLAGa63888352 [2021-11-23 15:44:11,210 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:11,210 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/sv-benchmarks/c/array-examples/standard_copy6_ground-1.i [2021-11-23 15:44:11,217 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/c5c3ee8a9/02b4bf7239de41fdb9700ee7a830d778/FLAGa63888352 [2021-11-23 15:44:11,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/c5c3ee8a9/02b4bf7239de41fdb9700ee7a830d778 [2021-11-23 15:44:11,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:11,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:11,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:11,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:11,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:11,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d867864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11, skipping insertion in model container [2021-11-23 15:44:11,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:11,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:11,808 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_d2ccf085-76e4-48c9-8449-5e8251b2573a/sv-benchmarks/c/array-examples/standard_copy6_ground-1.i[816,829] [2021-11-23 15:44:11,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:11,854 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:11,866 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_d2ccf085-76e4-48c9-8449-5e8251b2573a/sv-benchmarks/c/array-examples/standard_copy6_ground-1.i[816,829] [2021-11-23 15:44:11,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:11,890 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:11,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11 WrapperNode [2021-11-23 15:44:11,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:11,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:11,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:11,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:11,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,935 INFO L137 Inliner]: procedures = 16, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 147 [2021-11-23 15:44:11,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:11,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:11,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:11,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:11,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:11,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:11,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:11,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:11,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:11,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:11" (1/1) ... [2021-11-23 15:44:12,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:12,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:12,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:12,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:12,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:44:12,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:12,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:44:12,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:44:12,205 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:12,207 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:12,443 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:12,504 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 15:44:12,509 INFO L158 Benchmark]: Toolchain (without parser) took 883.94ms. Allocated memory is still 102.8MB. Free memory was 63.5MB in the beginning and 59.2MB in the end (delta: 4.3MB). Peak memory consumption was 2.0MB. Max. memory is 16.1GB. [2021-11-23 15:44:12,518 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 102.8MB. Free memory was 80.3MB in the beginning and 80.2MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:12,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.42ms. Allocated memory is still 102.8MB. Free memory was 63.3MB in the beginning and 77.1MB in the end (delta: -13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:12,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.76ms. Allocated memory is still 102.8MB. Free memory was 77.1MB in the beginning and 75.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:12,521 INFO L158 Benchmark]: Boogie Preprocessor took 55.74ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 73.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:12,524 INFO L158 Benchmark]: RCFGBuilder took 514.54ms. Allocated memory is still 102.8MB. Free memory was 73.9MB in the beginning and 59.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:44:12,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 102.8MB. Free memory was 80.3MB in the beginning and 80.2MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.42ms. Allocated memory is still 102.8MB. Free memory was 63.3MB in the beginning and 77.1MB in the end (delta: -13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.76ms. Allocated memory is still 102.8MB. Free memory was 77.1MB in the beginning and 75.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.74ms. Allocated memory is still 102.8MB. Free memory was 75.2MB in the beginning and 73.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 514.54ms. Allocated memory is still 102.8MB. Free memory was 73.9MB in the beginning and 59.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. 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 15:44:12,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/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_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/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_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy6_ground-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/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_d2ccf085-76e4-48c9-8449-5e8251b2573a/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 9e07c08b08b04587ccec5205fe357151301abec81845a5f3a121e5979e6bfacf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:15,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:15,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:15,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:15,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:15,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:15,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:15,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:15,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:15,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:15,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:15,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:15,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:15,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:15,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:15,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:15,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:15,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:15,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:15,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:15,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:15,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:15,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:15,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:15,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:15,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:15,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:15,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:15,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:15,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:15,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:15,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:15,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:15,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:15,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:15,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:15,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:15,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:15,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:15,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:15,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:15,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:44:15,221 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:15,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:15,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:15,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:15,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:15,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:15,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:15,225 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:15,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:15,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:15,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:15,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:15,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:15,227 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:44:15,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:44:15,227 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:44:15,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:15,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:15,228 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:15,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:15,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:15,228 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:15,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:15,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:15,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:15,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:15,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:15,229 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:44:15,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:44:15,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:15,230 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:44:15,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:44:15,230 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_d2ccf085-76e4-48c9-8449-5e8251b2573a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e07c08b08b04587ccec5205fe357151301abec81845a5f3a121e5979e6bfacf [2021-11-23 15:44:15,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:15,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:15,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:15,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:15,595 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:15,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-examples/standard_copy6_ground-1.i [2021-11-23 15:44:15,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/ccedcaa7b/734c7fba248f46c0bb18d6ae0a1a0aaa/FLAG73ed37160 [2021-11-23 15:44:16,215 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:16,216 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/sv-benchmarks/c/array-examples/standard_copy6_ground-1.i [2021-11-23 15:44:16,225 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/ccedcaa7b/734c7fba248f46c0bb18d6ae0a1a0aaa/FLAG73ed37160 [2021-11-23 15:44:16,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/data/ccedcaa7b/734c7fba248f46c0bb18d6ae0a1a0aaa [2021-11-23 15:44:16,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:16,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:16,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:16,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:16,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:16,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cafc68c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16, skipping insertion in model container [2021-11-23 15:44:16,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:16,596 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:16,754 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_d2ccf085-76e4-48c9-8449-5e8251b2573a/sv-benchmarks/c/array-examples/standard_copy6_ground-1.i[816,829] [2021-11-23 15:44:16,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:16,822 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:16,851 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_d2ccf085-76e4-48c9-8449-5e8251b2573a/sv-benchmarks/c/array-examples/standard_copy6_ground-1.i[816,829] [2021-11-23 15:44:16,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:16,879 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:16,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16 WrapperNode [2021-11-23 15:44:16,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:16,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:16,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:16,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:16,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,921 INFO L137 Inliner]: procedures = 18, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2021-11-23 15:44:16,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:16,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:16,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:16,923 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:16,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:16,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:16,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:16,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:16,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:16" (1/1) ... [2021-11-23 15:44:16,970 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:16,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:16,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:17,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:44:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:44:17,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:17,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:44:17,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:44:17,121 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:17,123 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:17,414 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:17,502 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 15:44:17,506 INFO L158 Benchmark]: Toolchain (without parser) took 943.76ms. Allocated memory is still 65.0MB. Free memory was 44.5MB in the beginning and 44.1MB in the end (delta: 329.6kB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:17,507 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:17,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.49ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 46.3MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:44:17,509 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.05ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 44.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:17,509 INFO L158 Benchmark]: Boogie Preprocessor took 32.89ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 42.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:17,511 INFO L158 Benchmark]: RCFGBuilder took 547.99ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 44.1MB in the end (delta: -1.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-23 15:44:17,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 65.0MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.49ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 46.3MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.05ms. Allocated memory is still 65.0MB. Free memory was 46.1MB in the beginning and 44.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.89ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 42.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 547.99ms. Allocated memory is still 65.0MB. Free memory was 42.8MB in the beginning and 44.1MB in the end (delta: -1.4MB). Peak memory consumption was 16.7MB. 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 15:44:17,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2ccf085-76e4-48c9-8449-5e8251b2573a/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable