./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c --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_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/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_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/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_4290c077-8d5e-496a-be86-4257ffe242cb/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 fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:51,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:51,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:51,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:51,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:51,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:51,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:51,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:51,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:51,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:51,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:51,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:51,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:51,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:51,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:51,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:51,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:51,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:51,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:51,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:51,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:51,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:51,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:51,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:51,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:51,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:51,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:51,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:51,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:51,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:51,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:51,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:51,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:51,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:51,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:51,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:51,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:51,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:51,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:51,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:51,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:51,974 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:52,021 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:52,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:52,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:52,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:52,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:52,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:52,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:52,027 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:52,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:52,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:52,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:52,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:52,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:52,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:52,029 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:52,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:52,029 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:52,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:52,030 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:52,030 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:52,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:52,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:52,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:52,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:52,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:52,032 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:52,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:52,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:52,032 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_4290c077-8d5e-496a-be86-4257ffe242cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 [2021-11-23 15:01:52,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:52,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:52,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:52,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:52,345 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:52,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-multidimensional/rev-3-u.c [2021-11-23 15:01:52,426 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/ca2d0b95b/34d28407fa1a4c8eab5e9fd338568d83/FLAGcc40604c7 [2021-11-23 15:01:52,849 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:52,849 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/sv-benchmarks/c/array-multidimensional/rev-3-u.c [2021-11-23 15:01:52,867 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/ca2d0b95b/34d28407fa1a4c8eab5e9fd338568d83/FLAGcc40604c7 [2021-11-23 15:01:53,264 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/ca2d0b95b/34d28407fa1a4c8eab5e9fd338568d83 [2021-11-23 15:01:53,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:53,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:53,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:53,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:53,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:53,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52202d6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53, skipping insertion in model container [2021-11-23 15:01:53,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:53,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:53,470 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_4290c077-8d5e-496a-be86-4257ffe242cb/sv-benchmarks/c/array-multidimensional/rev-3-u.c[319,332] [2021-11-23 15:01:53,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:53,511 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:53,523 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_4290c077-8d5e-496a-be86-4257ffe242cb/sv-benchmarks/c/array-multidimensional/rev-3-u.c[319,332] [2021-11-23 15:01:53,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:53,548 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:53,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53 WrapperNode [2021-11-23 15:01:53,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:53,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:53,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:53,551 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:53,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,596 INFO L137 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2021-11-23 15:01:53,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:53,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:53,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:53,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:53,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:53,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:53,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:53,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:53,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:53,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:53,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:53,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:53,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:53,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:53,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:53,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:53,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:53,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:53,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:53,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:53,774 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:53,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:53,941 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:53,958 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 15:01:53,963 INFO L158 Benchmark]: Toolchain (without parser) took 693.97ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.8MB in the beginning and 72.4MB in the end (delta: -20.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:53,964 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 88.1MB. Free memory was 68.1MB in the beginning and 68.1MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:53,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.48ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.6MB in the beginning and 87.0MB in the end (delta: -35.4MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.48ms. Allocated memory is still 111.1MB. Free memory was 87.0MB in the beginning and 85.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:53,967 INFO L158 Benchmark]: Boogie Preprocessor took 29.97ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 83.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,968 INFO L158 Benchmark]: RCFGBuilder took 333.05ms. Allocated memory is still 111.1MB. Free memory was 83.9MB in the beginning and 72.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:53,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 88.1MB. Free memory was 68.1MB in the beginning and 68.1MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.48ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.6MB in the beginning and 87.0MB in the end (delta: -35.4MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.48ms. Allocated memory is still 111.1MB. Free memory was 87.0MB in the beginning and 85.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.97ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 83.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 333.05ms. Allocated memory is still 111.1MB. Free memory was 83.9MB in the beginning and 72.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. 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 15:01:54,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/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_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/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_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/rev-3-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/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_4290c077-8d5e-496a-be86-4257ffe242cb/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 fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:56,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:56,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:56,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:56,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:56,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:56,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:56,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:56,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:56,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:56,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:56,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:56,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:56,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:56,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:56,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:56,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:56,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:56,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:56,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:56,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:56,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:56,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:56,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:56,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:56,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:56,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:56,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:56,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:56,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:56,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:56,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:56,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:56,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:56,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:56,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:56,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:56,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:56,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:56,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:56,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:56,615 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:01:56,658 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:56,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:56,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:56,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:56,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:56,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:56,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:56,662 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:56,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:56,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:56,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:56,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:56,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:56,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:56,665 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:56,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:56,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:56,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:56,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:56,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:56,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:56,666 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:56,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:56,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:56,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:56,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:56,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:56,667 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:56,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:56,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:56,668 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:56,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:56,669 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_4290c077-8d5e-496a-be86-4257ffe242cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3cf414f0e241a9a4e73e59647cf6619ea50b905df4a1c2a404b3413992b780 [2021-11-23 15:01:57,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:57,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:57,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:57,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:57,082 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:57,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-multidimensional/rev-3-u.c [2021-11-23 15:01:57,152 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/23ab82d70/7198c6ef4aff440fb45e2741e0b55233/FLAG38cf86a81 [2021-11-23 15:01:57,726 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:57,727 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/sv-benchmarks/c/array-multidimensional/rev-3-u.c [2021-11-23 15:01:57,738 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/23ab82d70/7198c6ef4aff440fb45e2741e0b55233/FLAG38cf86a81 [2021-11-23 15:01:58,067 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/data/23ab82d70/7198c6ef4aff440fb45e2741e0b55233 [2021-11-23 15:01:58,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:58,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:58,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:58,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:58,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e5df4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58, skipping insertion in model container [2021-11-23 15:01:58,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:58,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:58,251 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/sv-benchmarks/c/array-multidimensional/rev-3-u.c[319,332] [2021-11-23 15:01:58,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,286 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:58,328 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_4290c077-8d5e-496a-be86-4257ffe242cb/sv-benchmarks/c/array-multidimensional/rev-3-u.c[319,332] [2021-11-23 15:01:58,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,381 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:58,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58 WrapperNode [2021-11-23 15:01:58,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:58,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:58,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,423 INFO L137 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2021-11-23 15:01:58,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:58,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:58,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:58,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:58,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:58,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:58,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:58,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:58,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:58,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:58,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:58,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:58,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:58,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:58,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:58,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:58,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:58,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:58,612 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:58,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:59,245 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:59,287 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 15:01:59,293 INFO L158 Benchmark]: Toolchain (without parser) took 1218.42ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 34.8MB in the beginning and 53.4MB in the end (delta: -18.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,294 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:59,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.77ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 39.3MB in the end (delta: -4.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.23ms. Allocated memory is still 56.6MB. Free memory was 39.3MB in the beginning and 37.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:59,297 INFO L158 Benchmark]: Boogie Preprocessor took 31.25ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 36.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,298 INFO L158 Benchmark]: RCFGBuilder took 834.73ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 36.1MB in the beginning and 53.4MB in the end (delta: -17.3MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:59,302 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.77ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 39.3MB in the end (delta: -4.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.23ms. Allocated memory is still 56.6MB. Free memory was 39.3MB in the beginning and 37.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.25ms. Allocated memory is still 56.6MB. Free memory was 37.7MB in the beginning and 36.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 834.73ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 36.1MB in the beginning and 53.4MB in the end (delta: -17.3MB). Peak memory consumption was 16.3MB. 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 15:01:59,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4290c077-8d5e-496a-be86-4257ffe242cb/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