./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i --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_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/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_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/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_41917464-3e78-4b4a-9559-35de518d7be6/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 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:03,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:03,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:03,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:03,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:03,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:03,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:03,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:03,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:03,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:03,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:03,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:03,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:03,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:03,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:03,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:03,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:03,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:03,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:03,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:03,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:03,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:03,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:03,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:03,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:03,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:03,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:03,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:03,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:03,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:03,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:03,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:03,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:03,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:03,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:03,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:03,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:03,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:03,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:03,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:03,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:03,432 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:49:03,476 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:03,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:03,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:03,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:03,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:03,479 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:03,480 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:49:03,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:03,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:03,487 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:03,488 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:49:03,488 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:49:03,489 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:49:03,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:03,489 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:03,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:03,490 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:03,490 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:03,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:03,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:03,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:03,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:03,491 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:03,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:03,492 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_41917464-3e78-4b4a-9559-35de518d7be6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 [2021-11-23 15:49:03,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:03,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:03,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:03,797 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:03,798 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:03,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-11-23 15:49:03,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/e38ebe96f/8bdc458204b84b96ad1d49cfd3c0ca77/FLAG25f9754a1 [2021-11-23 15:49:04,433 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:04,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-11-23 15:49:04,464 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/e38ebe96f/8bdc458204b84b96ad1d49cfd3c0ca77/FLAG25f9754a1 [2021-11-23 15:49:04,729 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/e38ebe96f/8bdc458204b84b96ad1d49cfd3c0ca77 [2021-11-23 15:49:04,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:04,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:04,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:04,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:04,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:04,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:04,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6576aa9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:04, skipping insertion in model container [2021-11-23 15:49:04,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:04" (1/1) ... [2021-11-23 15:49:04,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:04,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:05,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:05,279 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:05,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:05,390 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:05,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05 WrapperNode [2021-11-23 15:49:05,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:05,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:05,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:05,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:05,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,465 INFO L137 Inliner]: procedures = 166, calls = 71, calls flagged for inlining = 31, calls inlined = 6, statements flattened = 36 [2021-11-23 15:49:05,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:05,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:05,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:05,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:05,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:05,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:05,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:05,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:05,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:05" (1/1) ... [2021-11-23 15:49:05,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:05,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:05,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:05,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:05,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:49:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:49:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:05,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:05,718 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:05,729 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:05,873 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:05,890 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:49:05,894 INFO L158 Benchmark]: Toolchain (without parser) took 1159.94ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 72.0MB in the beginning and 75.3MB in the end (delta: -3.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:05,895 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory was 60.6MB in the beginning and 60.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:05,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.30ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 71.7MB in the beginning and 89.0MB in the end (delta: -17.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:05,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.85ms. Allocated memory is still 125.8MB. Free memory was 89.0MB in the beginning and 87.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:05,898 INFO L158 Benchmark]: Boogie Preprocessor took 25.21ms. Allocated memory is still 125.8MB. Free memory was 87.0MB in the beginning and 85.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:05,898 INFO L158 Benchmark]: RCFGBuilder took 400.06ms. Allocated memory is still 125.8MB. Free memory was 85.8MB in the beginning and 75.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:05,902 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory was 60.6MB in the beginning and 60.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.30ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 71.7MB in the beginning and 89.0MB in the end (delta: -17.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.85ms. Allocated memory is still 125.8MB. Free memory was 89.0MB in the beginning and 87.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.21ms. Allocated memory is still 125.8MB. Free memory was 87.0MB in the beginning and 85.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 400.06ms. Allocated memory is still 125.8MB. Free memory was 85.8MB in the beginning and 75.3MB in the end (delta: 10.5MB). 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 15:49:05,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/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_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/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_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/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_41917464-3e78-4b4a-9559-35de518d7be6/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 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:08,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:08,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:08,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:08,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:08,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:08,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:08,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:08,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:08,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:08,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:08,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:08,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:08,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:08,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:08,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:08,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:08,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:08,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:08,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:08,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:08,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:08,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:08,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:08,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:08,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:08,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:08,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:08,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:08,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:08,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:08,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:08,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:08,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:08,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:08,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:08,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:08,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:08,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:08,489 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:08,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:08,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:08,538 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:08,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:08,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:08,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:08,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:08,542 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:08,542 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:49:08,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:08,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:08,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:08,544 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:49:08,544 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:49:08,545 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:49:08,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:08,545 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:08,545 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:08,545 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:08,546 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:08,546 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:08,546 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:08,546 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:08,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:08,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:08,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:08,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:08,548 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:08,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:08,548 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:08,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:08,548 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_41917464-3e78-4b4a-9559-35de518d7be6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed1b4c32fb34a3b94710a14cca3ab0a8326ba7fa7dcd01a325fa2ad8637f2b6 [2021-11-23 15:49:08,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:08,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:08,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:08,956 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:08,957 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:08,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-11-23 15:49:09,030 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/f76dc5071/8396084655ad4710b5fd60cce430cdf0/FLAG389b574af [2021-11-23 15:49:09,675 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:09,675 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/sv-benchmarks/c/ldv-memsafety/memleaks_test5_2.i [2021-11-23 15:49:09,704 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/f76dc5071/8396084655ad4710b5fd60cce430cdf0/FLAG389b574af [2021-11-23 15:49:09,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/data/f76dc5071/8396084655ad4710b5fd60cce430cdf0 [2021-11-23 15:49:09,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:09,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:09,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:09,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:09,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:09,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:09" (1/1) ... [2021-11-23 15:49:09,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10b98283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:09, skipping insertion in model container [2021-11-23 15:49:09,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:09" (1/1) ... [2021-11-23 15:49:09,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:10,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:10,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:10,532 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:49:10,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:10,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:10,607 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:10,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:10,760 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:10,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10 WrapperNode [2021-11-23 15:49:10,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:10,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:10,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:10,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:10,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,844 INFO L137 Inliner]: procedures = 167, calls = 71, calls flagged for inlining = 31, calls inlined = 6, statements flattened = 36 [2021-11-23 15:49:10,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:10,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:10,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:10,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:10,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:10,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:10,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:10,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:10,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:10" (1/1) ... [2021-11-23 15:49:10,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:10,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:10,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:10,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:11,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:49:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:49:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:11,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:11,141 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:11,143 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:11,289 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:11,310 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:49:11,313 INFO L158 Benchmark]: Toolchain (without parser) took 1378.66ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 56.8MB in the end (delta: -13.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:11,314 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 79.7MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:11,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.06ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 45.7MB in the end (delta: -2.5MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:11,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.46ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:11,316 INFO L158 Benchmark]: Boogie Preprocessor took 57.56ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 42.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:11,317 INFO L158 Benchmark]: RCFGBuilder took 407.24ms. Allocated memory is still 79.7MB. Free memory was 41.9MB in the beginning and 56.8MB in the end (delta: -14.9MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:11,320 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 79.7MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.06ms. Allocated memory is still 79.7MB. Free memory was 43.2MB in the beginning and 45.7MB in the end (delta: -2.5MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.46ms. Allocated memory is still 79.7MB. Free memory was 45.7MB in the beginning and 43.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.56ms. Allocated memory is still 79.7MB. Free memory was 43.3MB in the beginning and 42.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 407.24ms. Allocated memory is still 79.7MB. Free memory was 41.9MB in the beginning and 56.8MB in the end (delta: -14.9MB). Peak memory consumption was 9.8MB. 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 15:49:11,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41917464-3e78-4b4a-9559-35de518d7be6/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