./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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 32bit --witnessprinter.graph.data.programhash 4f3d269e2deae26c7ce036912e3874a49494c634991dfc4135fd1a54005e7fac --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:39,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:39,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:39,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:39,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:39,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:39,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:39,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:39,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:39,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:39,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:39,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:39,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:39,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:39,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:39,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:39,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:39,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:39,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:39,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:39,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:39,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:39,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:39,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:39,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:39,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:39,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:39,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:39,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:39,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:39,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:39,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:39,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:39,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:39,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:39,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:39,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:39,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:39,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:39,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:39,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:39,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:02:39,924 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:39,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:39,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:39,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:39,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:39,926 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:39,926 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:02:39,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:39,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:39,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:39,935 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:02:39,936 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:02:39,936 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:02:39,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:39,936 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:39,936 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:39,937 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:39,937 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:39,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:39,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:39,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:39,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:39,938 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:39,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:39,939 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_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f3d269e2deae26c7ce036912e3874a49494c634991dfc4135fd1a54005e7fac [2021-11-23 15:02:40,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:40,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:40,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:40,264 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:40,265 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:40,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2021-11-23 15:02:40,363 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/2fdf435c7/10d4897bfd714a9698993d9f3f2fee13/FLAGd66544e9b [2021-11-23 15:02:40,790 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:40,791 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2021-11-23 15:02:40,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/2fdf435c7/10d4897bfd714a9698993d9f3f2fee13/FLAGd66544e9b [2021-11-23 15:02:41,188 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/2fdf435c7/10d4897bfd714a9698993d9f3f2fee13 [2021-11-23 15:02:41,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:41,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:41,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:41,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:41,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:41,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f077c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41, skipping insertion in model container [2021-11-23 15:02:41,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:41,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:41,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:41,414 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:41,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:41,452 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:41,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41 WrapperNode [2021-11-23 15:02:41,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:41,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:41,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:41,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:41,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,531 INFO L137 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 99 [2021-11-23 15:02:41,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:41,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:41,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:41,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:41,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:41,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:41,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:41,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:41,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:41" (1/1) ... [2021-11-23 15:02:41,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:41,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:41,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:41,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:02:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:02:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:41,748 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:41,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:42,018 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:42,111 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 15:02:42,116 INFO L158 Benchmark]: Toolchain (without parser) took 922.66ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 42.9MB in the beginning and 57.3MB in the end (delta: -14.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:42,116 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 79.7MB. Free memory was 59.1MB in the beginning and 59.0MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:42,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.54ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 42.6MB in the beginning and 75.5MB in the end (delta: -32.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:42,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.41ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 73.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:42,119 INFO L158 Benchmark]: Boogie Preprocessor took 57.84ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 72.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:42,120 INFO L158 Benchmark]: RCFGBuilder took 521.20ms. Allocated memory is still 100.7MB. Free memory was 72.2MB in the beginning and 57.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:42,124 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 79.7MB. Free memory was 59.1MB in the beginning and 59.0MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.54ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 42.6MB in the beginning and 75.5MB in the end (delta: -32.9MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.41ms. Allocated memory is still 100.7MB. Free memory was 75.5MB in the beginning and 73.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.84ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 72.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 521.20ms. Allocated memory is still 100.7MB. Free memory was 72.2MB in the beginning and 57.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:42,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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 32bit --witnessprinter.graph.data.programhash 4f3d269e2deae26c7ce036912e3874a49494c634991dfc4135fd1a54005e7fac --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:44,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:44,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:44,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:44,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:44,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:44,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:44,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:44,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:44,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:44,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:44,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:44,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:44,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:44,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:44,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:44,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:44,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:44,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:44,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:44,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:44,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:44,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:44,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:44,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:44,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:44,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:44,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:44,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:44,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:44,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:44,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:44,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:44,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:44,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:44,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:44,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:44,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:44,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:44,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:44,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:44,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:44,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:44,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:44,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:44,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:44,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:44,808 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:44,809 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:02:44,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:44,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:44,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:44,810 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:02:44,810 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:02:44,811 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:02:44,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:44,811 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:44,811 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:44,811 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:44,812 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:44,812 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:44,812 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:44,812 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:44,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:44,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:44,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:44,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:44,813 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:44,813 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:44,814 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:44,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:44,814 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_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f3d269e2deae26c7ce036912e3874a49494c634991dfc4135fd1a54005e7fac [2021-11-23 15:02:45,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:45,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:45,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:45,223 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:45,224 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:45,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2021-11-23 15:02:45,292 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/5065a51c6/7773c8b67fc546eab9e8fe4c180e470f/FLAG493de5e24 [2021-11-23 15:02:45,780 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:45,781 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2021-11-23 15:02:45,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/5065a51c6/7773c8b67fc546eab9e8fe4c180e470f/FLAG493de5e24 [2021-11-23 15:02:46,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/data/5065a51c6/7773c8b67fc546eab9e8fe4c180e470f [2021-11-23 15:02:46,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:46,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:46,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:46,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:46,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:46,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10734ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46, skipping insertion in model container [2021-11-23 15:02:46,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:46,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:46,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:46,346 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:46,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:46,408 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:46,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46 WrapperNode [2021-11-23 15:02:46,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:46,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:46,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:46,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:46,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,494 INFO L137 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 99 [2021-11-23 15:02:46,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:46,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:46,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:46,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:46,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:46,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:46,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:46,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:46,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:46" (1/1) ... [2021-11-23 15:02:46,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:46,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:46,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:46,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:46,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:02:46,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:46,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:46,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:46,683 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:46,685 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:47,035 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:47,083 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 15:02:47,087 INFO L158 Benchmark]: Toolchain (without parser) took 946.88ms. Allocated memory is still 79.7MB. Free memory was 62.8MB in the beginning and 42.9MB in the end (delta: 19.8MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:47,088 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:47,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.18ms. Allocated memory is still 79.7MB. Free memory was 62.6MB in the beginning and 63.0MB in the end (delta: -395.3kB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:47,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.67ms. Allocated memory is still 79.7MB. Free memory was 63.0MB in the beginning and 61.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:47,091 INFO L158 Benchmark]: Boogie Preprocessor took 29.26ms. Allocated memory is still 79.7MB. Free memory was 61.1MB in the beginning and 59.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:47,091 INFO L158 Benchmark]: RCFGBuilder took 561.04ms. Allocated memory is still 79.7MB. Free memory was 59.6MB in the beginning and 42.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:47,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.18ms. Allocated memory is still 79.7MB. Free memory was 62.6MB in the beginning and 63.0MB in the end (delta: -395.3kB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.67ms. Allocated memory is still 79.7MB. Free memory was 63.0MB in the beginning and 61.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.26ms. Allocated memory is still 79.7MB. Free memory was 61.1MB in the beginning and 59.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 561.04ms. Allocated memory is still 79.7MB. Free memory was 59.6MB in the beginning and 42.9MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:47,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47f7a5cc-a4a5-4114-b2bc-25bccfb257b1/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