./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_two_index_05.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_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/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_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_two_index_05.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/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_fe83f613-797a-431c-90bb-7d588edbc2d1/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 3fc114fbbcfc36c9c941771d8fca06798b1529d5817554239fb5f8a03a84a489 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:55,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:55,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:55,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:55,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:55,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:55,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:55,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:55,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:55,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:55,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:55,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:55,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:55,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:55,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:55,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:55,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:55,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:55,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:55,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:55,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:55,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:55,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:55,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:55,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:55,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:55,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:55,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:55,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:55,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:55,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:55,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:55,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:55,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:55,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:55,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:55,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:55,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:55,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:55,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:55,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:55,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:55,966 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:55,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:55,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:55,968 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:55,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:55,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:55,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:55,969 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:55,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:55,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:55,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:55,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:55,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:55,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:55,972 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:55,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:55,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:55,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:55,973 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:55,973 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:55,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:55,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:55,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:55,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:55,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:55,975 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:55,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:55,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:55,975 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_fe83f613-797a-431c-90bb-7d588edbc2d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fc114fbbcfc36c9c941771d8fca06798b1529d5817554239fb5f8a03a84a489 [2021-11-23 15:03:56,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:56,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:56,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:56,342 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:56,343 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:56,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-examples/standard_two_index_05.i [2021-11-23 15:03:56,426 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/9ec9e38b7/960504de1792422eb927bf0ab9b55585/FLAG1ccc54b86 [2021-11-23 15:03:56,920 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:56,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/sv-benchmarks/c/array-examples/standard_two_index_05.i [2021-11-23 15:03:56,935 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/9ec9e38b7/960504de1792422eb927bf0ab9b55585/FLAG1ccc54b86 [2021-11-23 15:03:57,282 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/9ec9e38b7/960504de1792422eb927bf0ab9b55585 [2021-11-23 15:03:57,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:57,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:57,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:57,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:57,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:57,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c81d184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57, skipping insertion in model container [2021-11-23 15:03:57,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:57,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:57,513 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_fe83f613-797a-431c-90bb-7d588edbc2d1/sv-benchmarks/c/array-examples/standard_two_index_05.i[814,827] [2021-11-23 15:03:57,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,547 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:57,564 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_fe83f613-797a-431c-90bb-7d588edbc2d1/sv-benchmarks/c/array-examples/standard_two_index_05.i[814,827] [2021-11-23 15:03:57,583 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,606 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:57,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57 WrapperNode [2021-11-23 15:03:57,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:57,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:57,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:57,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:57,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,655 INFO L137 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2021-11-23 15:03:57,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:57,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:57,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:57,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:57,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:57,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:57,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:57,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:57,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:57,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:57,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:57,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:57,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:57,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:03:57,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:57,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:03:57,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:57,880 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:57,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:58,084 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:58,110 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 15:03:58,116 INFO L158 Benchmark]: Toolchain (without parser) took 826.15ms. Allocated memory is still 102.8MB. Free memory was 66.7MB in the beginning and 64.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:58,117 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 76.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:58,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.94ms. Allocated memory is still 102.8MB. Free memory was 66.4MB in the beginning and 76.9MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,122 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.69ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 75.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,123 INFO L158 Benchmark]: Boogie Preprocessor took 51.72ms. Allocated memory is still 102.8MB. Free memory was 75.4MB in the beginning and 74.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,124 INFO L158 Benchmark]: RCFGBuilder took 404.19ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 64.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 76.1MB in the beginning and 76.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.94ms. Allocated memory is still 102.8MB. Free memory was 66.4MB in the beginning and 76.9MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.69ms. Allocated memory is still 102.8MB. Free memory was 76.9MB in the beginning and 75.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.72ms. Allocated memory is still 102.8MB. Free memory was 75.4MB in the beginning and 74.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.19ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 64.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. 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 15:03:58,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/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_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/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_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_two_index_05.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/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_fe83f613-797a-431c-90bb-7d588edbc2d1/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 3fc114fbbcfc36c9c941771d8fca06798b1529d5817554239fb5f8a03a84a489 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:00,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:00,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:00,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:00,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:00,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:00,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:00,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:00,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:00,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:00,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:00,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:00,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:00,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:00,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:00,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:00,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:00,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:00,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:00,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:00,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:00,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:00,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:00,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:00,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:00,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:00,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:00,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:00,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:00,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:00,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:00,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:00,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:00,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:00,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:00,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:00,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:00,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:00,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:00,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:00,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:00,796 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:00,847 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:00,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:00,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:00,849 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:00,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:00,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:00,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:00,851 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:00,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:00,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:00,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:00,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:00,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:00,854 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:00,854 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:00,854 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:00,854 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:00,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:00,855 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:00,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:00,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:00,856 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:00,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:00,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:00,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:00,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:00,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:00,857 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:00,857 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:00,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:00,858 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:00,858 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:00,858 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_fe83f613-797a-431c-90bb-7d588edbc2d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fc114fbbcfc36c9c941771d8fca06798b1529d5817554239fb5f8a03a84a489 [2021-11-23 15:04:01,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:01,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:01,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:01,282 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:01,283 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:01,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-examples/standard_two_index_05.i [2021-11-23 15:04:01,362 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/3ef7f00d3/4142ec5994cf438e879b39ab88f5f5a1/FLAG18290db28 [2021-11-23 15:04:01,936 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:01,936 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/sv-benchmarks/c/array-examples/standard_two_index_05.i [2021-11-23 15:04:01,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/3ef7f00d3/4142ec5994cf438e879b39ab88f5f5a1/FLAG18290db28 [2021-11-23 15:04:02,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/data/3ef7f00d3/4142ec5994cf438e879b39ab88f5f5a1 [2021-11-23 15:04:02,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:02,254 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:02,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:02,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:02,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:02,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57068a15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02, skipping insertion in model container [2021-11-23 15:04:02,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:02,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:02,463 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_fe83f613-797a-431c-90bb-7d588edbc2d1/sv-benchmarks/c/array-examples/standard_two_index_05.i[814,827] [2021-11-23 15:04:02,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,488 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:02,500 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_fe83f613-797a-431c-90bb-7d588edbc2d1/sv-benchmarks/c/array-examples/standard_two_index_05.i[814,827] [2021-11-23 15:04:02,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:02,524 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:02,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02 WrapperNode [2021-11-23 15:04:02,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:02,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:02,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:02,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,563 INFO L137 Inliner]: procedures = 18, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2021-11-23 15:04:02,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:02,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:02,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:02,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:02,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:02,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:02,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:02" (1/1) ... [2021-11-23 15:04:02,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:02,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:02,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:02,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:04:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:02,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:02,774 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:02,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:02,966 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:02,982 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 15:04:02,996 INFO L158 Benchmark]: Toolchain (without parser) took 741.82ms. Allocated memory is still 67.1MB. Free memory was 46.5MB in the beginning and 42.1MB in the end (delta: 4.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:03,006 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:03,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.80ms. Allocated memory is still 67.1MB. Free memory was 46.2MB in the beginning and 36.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:03,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.97ms. Allocated memory is still 67.1MB. Free memory was 36.0MB in the beginning and 34.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:03,009 INFO L158 Benchmark]: Boogie Preprocessor took 27.38ms. Allocated memory is still 67.1MB. Free memory was 34.3MB in the beginning and 33.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:03,010 INFO L158 Benchmark]: RCFGBuilder took 402.24ms. Allocated memory is still 67.1MB. Free memory was 33.0MB in the beginning and 42.1MB in the end (delta: -9.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:03,015 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.80ms. Allocated memory is still 67.1MB. Free memory was 46.2MB in the beginning and 36.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.97ms. Allocated memory is still 67.1MB. Free memory was 36.0MB in the beginning and 34.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.38ms. Allocated memory is still 67.1MB. Free memory was 34.3MB in the beginning and 33.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 402.24ms. Allocated memory is still 67.1MB. Free memory was 33.0MB in the beginning and 42.1MB in the end (delta: -9.0MB). Peak memory consumption was 5.8MB. 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 15:04:03,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe83f613-797a-431c-90bb-7d588edbc2d1/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