./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/Arrays03-ValueRestictsIndex-2.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_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/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_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/Arrays03-ValueRestictsIndex-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/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_ebef030c-1576-4d50-a4cf-1126f5a287de/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 302c18c494f9017ecbb07643194b1d54ba0a6bba467355d4f775638dea57e539 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:53,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:53,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:53,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:53,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:53,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:53,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:53,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:53,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:53,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:53,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:53,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:53,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:53,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:53,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:53,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:53,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:53,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:53,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:53,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:53,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:53,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:53,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:53,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:53,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:53,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:53,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:53,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:53,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:53,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:53,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:53,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:53,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:53,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:53,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:53,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:53,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:53,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:53,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:53,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:53,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:53,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 15:57:53,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:53,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:53,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:53,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:53,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:53,351 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:57:53,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:53,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:53,360 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:57:53,360 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:57:53,360 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:57:53,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:53,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:53,361 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:53,361 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:53,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:53,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:53,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:53,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:53,362 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:53,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:53,363 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_ebef030c-1576-4d50-a4cf-1126f5a287de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 302c18c494f9017ecbb07643194b1d54ba0a6bba467355d4f775638dea57e539 [2021-11-23 15:57:53,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:53,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:53,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:53,660 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:53,661 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:53,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/termination-crafted/Arrays03-ValueRestictsIndex-2.c [2021-11-23 15:57:53,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/803fd1e37/cb4ccdeb12f644c5b21620025b3728b8/FLAGf9fc27a43 [2021-11-23 15:57:54,222 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:54,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/sv-benchmarks/c/termination-crafted/Arrays03-ValueRestictsIndex-2.c [2021-11-23 15:57:54,228 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/803fd1e37/cb4ccdeb12f644c5b21620025b3728b8/FLAGf9fc27a43 [2021-11-23 15:57:54,715 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/803fd1e37/cb4ccdeb12f644c5b21620025b3728b8 [2021-11-23 15:57:54,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:54,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:54,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:54,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:54,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:54,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:54" (1/1) ... [2021-11-23 15:57:54,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63339b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:54, skipping insertion in model container [2021-11-23 15:57:54,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:54" (1/1) ... [2021-11-23 15:57:54,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:54,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:54,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:54,967 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:54,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:55,013 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:55,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55 WrapperNode [2021-11-23 15:57:55,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:55,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:55,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:55,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:55,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,065 INFO L137 Inliner]: procedures = 8, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2021-11-23 15:57:55,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:55,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:55,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:55,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:55,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:55,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:55,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:55,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:55,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:55" (1/1) ... [2021-11-23 15:57:55,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:55,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:55,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:55,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:57:55,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:55,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:57:55,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:55,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:55,280 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:55,282 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:55,420 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:55,445 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 15:57:55,466 INFO L158 Benchmark]: Toolchain (without parser) took 744.45ms. Allocated memory is still 104.9MB. Free memory was 72.2MB in the beginning and 67.5MB in the end (delta: 4.7MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,467 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 81.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:55,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.17ms. Allocated memory is still 104.9MB. Free memory was 72.0MB in the beginning and 80.9MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.44ms. Allocated memory is still 104.9MB. Free memory was 80.9MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,470 INFO L158 Benchmark]: Boogie Preprocessor took 49.41ms. Allocated memory is still 104.9MB. Free memory was 79.4MB in the beginning and 78.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:55,471 INFO L158 Benchmark]: RCFGBuilder took 346.83ms. Allocated memory is still 104.9MB. Free memory was 78.4MB in the beginning and 67.5MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:55,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 81.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.17ms. Allocated memory is still 104.9MB. Free memory was 72.0MB in the beginning and 80.9MB in the end (delta: -8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.44ms. Allocated memory is still 104.9MB. Free memory was 80.9MB in the beginning and 79.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.41ms. Allocated memory is still 104.9MB. Free memory was 79.4MB in the beginning and 78.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 346.83ms. Allocated memory is still 104.9MB. Free memory was 78.4MB in the beginning and 67.5MB in the end (delta: 10.8MB). 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 15:57:55,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/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_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/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_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/Arrays03-ValueRestictsIndex-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/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_ebef030c-1576-4d50-a4cf-1126f5a287de/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 302c18c494f9017ecbb07643194b1d54ba0a6bba467355d4f775638dea57e539 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:58,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:58,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:58,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:58,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:58,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:58,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:58,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:58,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:58,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:58,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:58,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:58,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:58,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:58,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:58,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:58,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:58,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:58,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:58,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:58,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:58,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:58,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:58,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:58,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:58,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:58,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:58,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:58,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:58,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:58,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:58,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:58,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:58,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:58,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:58,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:58,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:58,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:58,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:58,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:58,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:58,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 15:57:58,233 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:58,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:58,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:58,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:58,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:58,237 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:57:58,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:58,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:58,237 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:57:58,238 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:57:58,239 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:57:58,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:58,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:58,239 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:58,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:58,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:58,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:58,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:58,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:58,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:58,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:58,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:58,242 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:58,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:58,242 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:58,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:58,243 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_ebef030c-1576-4d50-a4cf-1126f5a287de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 302c18c494f9017ecbb07643194b1d54ba0a6bba467355d4f775638dea57e539 [2021-11-23 15:57:58,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:58,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:58,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:58,691 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:58,692 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:58,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/termination-crafted/Arrays03-ValueRestictsIndex-2.c [2021-11-23 15:57:58,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/c8db4cfda/f83c2e2381e0408c9bf7e028a79725d1/FLAG19766f90b [2021-11-23 15:57:59,263 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:59,264 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/sv-benchmarks/c/termination-crafted/Arrays03-ValueRestictsIndex-2.c [2021-11-23 15:57:59,273 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/c8db4cfda/f83c2e2381e0408c9bf7e028a79725d1/FLAG19766f90b [2021-11-23 15:57:59,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/data/c8db4cfda/f83c2e2381e0408c9bf7e028a79725d1 [2021-11-23 15:57:59,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:59,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:59,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:59,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:59,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:59,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76460a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59, skipping insertion in model container [2021-11-23 15:57:59,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:59,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:59,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:59,814 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:59,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:59,854 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:59,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59 WrapperNode [2021-11-23 15:57:59,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:59,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:59,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:59,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:59,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,941 INFO L137 Inliner]: procedures = 8, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2021-11-23 15:57:59,942 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:59,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:59,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:59,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:59,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:57:59,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:58:00,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:00,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:00,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:00,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:00,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:59" (1/1) ... [2021-11-23 15:58:00,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:00,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:00,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:00,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:00,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:58:00,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:00,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:00,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:00,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:00,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:58:00,188 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:00,191 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:00,485 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:00,508 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 15:58:00,528 INFO L158 Benchmark]: Toolchain (without parser) took 895.83ms. Allocated memory is still 71.3MB. Free memory was 55.6MB in the beginning and 42.2MB in the end (delta: 13.4MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,529 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 71.3MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:00,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.70ms. Allocated memory is still 71.3MB. Free memory was 55.5MB in the beginning and 45.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.96ms. Allocated memory is still 71.3MB. Free memory was 45.9MB in the beginning and 54.9MB in the end (delta: -9.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,531 INFO L158 Benchmark]: Boogie Preprocessor took 59.62ms. Allocated memory is still 71.3MB. Free memory was 54.9MB in the beginning and 53.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:00,533 INFO L158 Benchmark]: RCFGBuilder took 522.85ms. Allocated memory is still 71.3MB. Free memory was 53.7MB in the beginning and 42.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:00,537 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 71.3MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.70ms. Allocated memory is still 71.3MB. Free memory was 55.5MB in the beginning and 45.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.96ms. Allocated memory is still 71.3MB. Free memory was 45.9MB in the beginning and 54.9MB in the end (delta: -9.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.62ms. Allocated memory is still 71.3MB. Free memory was 54.9MB in the beginning and 53.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.85ms. Allocated memory is still 71.3MB. Free memory was 53.7MB in the beginning and 42.2MB 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 15:58:00,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebef030c-1576-4d50-a4cf-1126f5a287de/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