./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/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_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d69e4513fb8989bf305d8f9ce21862e8623f2a3d0c8146e8e7fb7e8c658a7eff --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:48,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:48,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:48,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:48,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:48,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:48,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:48,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:48,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:48,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:48,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:48,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:48,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:48,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:48,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:48,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:48,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:48,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:48,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:48,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:48,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:48,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:48,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:48,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:48,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:48,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:48,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:48,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:48,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:48,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:48,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:48,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:48,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:48,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:48,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:48,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:48,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:48,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:48,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:48,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:48,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:48,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 15:03:48,349 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:48,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:48,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:48,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:48,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:48,356 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:03:48,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:48,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:48,357 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:03:48,361 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:03:48,362 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:03:48,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:48,362 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:48,362 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:48,363 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:48,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:48,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:48,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:48,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:48,365 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:48,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:48,366 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_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d69e4513fb8989bf305d8f9ce21862e8623f2a3d0c8146e8e7fb7e8c658a7eff [2021-11-23 15:03:48,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:48,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:48,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:48,709 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:48,710 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:48,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2021-11-23 15:03:48,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/c5c4ff0ef/a343ecd129084bc98e2db9f40792ad3e/FLAGb573c764f [2021-11-23 15:03:49,260 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:49,261 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2021-11-23 15:03:49,269 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/c5c4ff0ef/a343ecd129084bc98e2db9f40792ad3e/FLAGb573c764f [2021-11-23 15:03:49,634 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/c5c4ff0ef/a343ecd129084bc98e2db9f40792ad3e [2021-11-23 15:03:49,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:49,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:49,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:49,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:49,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:49,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae35d45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49, skipping insertion in model container [2021-11-23 15:03:49,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:49,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:49,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:49,844 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:49,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:49,877 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:49,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49 WrapperNode [2021-11-23 15:03:49,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:49,879 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:49,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:49,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:49,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,933 INFO L137 Inliner]: procedures = 8, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2021-11-23 15:03:49,934 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:49,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:49,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:49,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:49,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:49,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:49,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:49,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:49,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:49,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:50,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:50,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:03:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:03:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:50,099 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:50,101 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:50,278 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:50,306 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 15:03:50,311 INFO L158 Benchmark]: Toolchain (without parser) took 670.68ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 51.4MB in the beginning and 86.4MB in the end (delta: -35.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:50,312 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 88.1MB. Free memory was 68.0MB in the beginning and 67.9MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:50,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.08ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 51.2MB in the beginning and 100.4MB in the end (delta: -49.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:50,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.21ms. Allocated memory is still 123.7MB. Free memory was 100.4MB in the beginning and 98.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:50,315 INFO L158 Benchmark]: Boogie Preprocessor took 25.38ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 97.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:50,317 INFO L158 Benchmark]: RCFGBuilder took 347.38ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 86.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:50,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 88.1MB. Free memory was 68.0MB in the beginning and 67.9MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.08ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 51.2MB in the beginning and 100.4MB in the end (delta: -49.2MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.21ms. Allocated memory is still 123.7MB. Free memory was 100.4MB in the beginning and 98.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.38ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 97.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 347.38ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 86.4MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. 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 15:03:50,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/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_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/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_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d69e4513fb8989bf305d8f9ce21862e8623f2a3d0c8146e8e7fb7e8c658a7eff --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:52,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:52,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:52,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:52,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:52,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:52,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:52,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:52,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:52,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:52,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:52,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:52,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:52,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:52,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:52,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:52,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:52,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:52,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:52,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:52,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:52,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:52,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:52,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:53,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:53,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:53,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:53,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:53,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:53,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:53,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:53,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:53,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:53,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:53,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:53,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:53,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:53,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:53,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:53,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:53,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:53,019 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 15:03:53,071 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:53,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:53,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:53,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:53,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:53,074 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:03:53,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:53,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:53,075 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:03:53,075 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:03:53,076 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:03:53,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:53,076 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:53,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:53,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:53,077 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:53,077 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:53,077 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:53,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:53,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:53,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:53,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:53,078 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:53,078 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:53,079 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:53,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:53,079 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_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d69e4513fb8989bf305d8f9ce21862e8623f2a3d0c8146e8e7fb7e8c658a7eff [2021-11-23 15:03:53,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:53,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:53,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:53,495 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:53,496 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:53,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2021-11-23 15:03:53,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/a6d65f24b/95137f3b6cc84d0da2855aa6c22174ef/FLAGebfc05c78 [2021-11-23 15:03:54,166 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:54,167 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/sv-benchmarks/c/termination-crafted/LexIndexValue-Array-1.c [2021-11-23 15:03:54,175 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/a6d65f24b/95137f3b6cc84d0da2855aa6c22174ef/FLAGebfc05c78 [2021-11-23 15:03:54,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/data/a6d65f24b/95137f3b6cc84d0da2855aa6c22174ef [2021-11-23 15:03:54,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:54,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:54,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:54,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:54,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:54,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa29e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54, skipping insertion in model container [2021-11-23 15:03:54,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:54,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:54,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:54,738 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:54,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:54,786 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:54,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54 WrapperNode [2021-11-23 15:03:54,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:54,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:54,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:54,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:54,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,833 INFO L137 Inliner]: procedures = 8, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2021-11-23 15:03:54,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:54,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:54,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:54,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:54,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:54,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:54,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:54,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:54,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:54,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:54,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:54,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:03:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:54,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:03:55,058 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:55,061 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:55,505 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:55,555 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 15:03:55,559 INFO L158 Benchmark]: Toolchain (without parser) took 1022.43ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.9MB in the beginning and 36.0MB in the end (delta: -5.1MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,560 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 54.5MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:55,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.28ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 51.0MB in the end (delta: -20.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.70ms. Allocated memory is still 67.1MB. Free memory was 50.8MB in the beginning and 49.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:55,573 INFO L158 Benchmark]: Boogie Preprocessor took 59.94ms. Allocated memory is still 67.1MB. Free memory was 49.5MB in the beginning and 48.3MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,574 INFO L158 Benchmark]: RCFGBuilder took 661.56ms. Allocated memory is still 67.1MB. Free memory was 48.1MB in the beginning and 36.0MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:55,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 54.5MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.28ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.7MB in the beginning and 51.0MB in the end (delta: -20.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.70ms. Allocated memory is still 67.1MB. Free memory was 50.8MB in the beginning and 49.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.94ms. Allocated memory is still 67.1MB. Free memory was 49.5MB in the beginning and 48.3MB in the end (delta: 1.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 661.56ms. Allocated memory is still 67.1MB. Free memory was 48.1MB in the beginning and 36.0MB in the end (delta: 12.1MB). 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 15:03:55,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6e01e0b-fa7e-46eb-9cff-1f563aa8ec16/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