./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/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_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fabc9d8a61dd824da0c561a6d62c57fe8eb320f6ad8009599cd12699fa04e01c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:41,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:41,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:41,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:41,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:41,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:41,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:41,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:41,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:41,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:41,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:41,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:41,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:41,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:41,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:41,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:41,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:41,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:41,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:41,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:41,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:41,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:41,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:41,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:41,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:41,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:41,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:41,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:41,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:41,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:41,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:41,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:41,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:41,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:41,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:41,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:41,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:41,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:41,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:41,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:41,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:41,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-23 15:52:41,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:41,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:41,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:41,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:41,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:41,805 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:52:41,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:41,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:41,805 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:52:41,806 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:52:41,806 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:52:41,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:41,806 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:41,806 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:41,807 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:41,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:41,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:41,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:41,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:41,808 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:41,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:41,808 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_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fabc9d8a61dd824da0c561a6d62c57fe8eb320f6ad8009599cd12699fa04e01c [2021-11-23 15:52:42,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:42,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:42,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:42,139 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:42,140 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:42,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c [2021-11-23 15:52:42,210 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/1f8a141a4/d21a03cbe9904c119cd1d9179c7c4e72/FLAGd7d930368 [2021-11-23 15:52:42,709 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:42,712 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/sv-benchmarks/c/termination-crafted/NonTermination3-1.c [2021-11-23 15:52:42,718 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/1f8a141a4/d21a03cbe9904c119cd1d9179c7c4e72/FLAGd7d930368 [2021-11-23 15:52:43,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/1f8a141a4/d21a03cbe9904c119cd1d9179c7c4e72 [2021-11-23 15:52:43,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:43,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:43,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:43,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:43,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:43,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8004c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43, skipping insertion in model container [2021-11-23 15:52:43,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:43,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:43,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:43,232 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:43,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:43,267 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:43,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43 WrapperNode [2021-11-23 15:52:43,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:43,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:43,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:43,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:43,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,303 INFO L137 Inliner]: procedures = 8, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2021-11-23 15:52:43,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:43,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:43,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:43,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:43,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:43,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:43,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:43,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:43,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:43" (1/1) ... [2021-11-23 15:52:43,337 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:43,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:43,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:43,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:43,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:52:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:43,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:52:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:43,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:43,473 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:43,474 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:43,635 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:43,654 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 15:52:43,658 INFO L158 Benchmark]: Toolchain (without parser) took 591.15ms. Allocated memory is still 94.4MB. Free memory was 72.0MB in the beginning and 49.5MB in the end (delta: 22.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,659 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:43,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.58ms. Allocated memory is still 94.4MB. Free memory was 71.8MB in the beginning and 62.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,661 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.67ms. Allocated memory is still 94.4MB. Free memory was 62.6MB in the beginning and 61.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,662 INFO L158 Benchmark]: Boogie Preprocessor took 21.93ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 60.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:43,663 INFO L158 Benchmark]: RCFGBuilder took 329.69ms. Allocated memory is still 94.4MB. Free memory was 60.0MB in the beginning and 49.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:43,666 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 94.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 200.58ms. Allocated memory is still 94.4MB. Free memory was 71.8MB in the beginning and 62.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.67ms. Allocated memory is still 94.4MB. Free memory was 62.6MB in the beginning and 61.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.93ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 60.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.69ms. Allocated memory is still 94.4MB. Free memory was 60.0MB in the beginning and 49.5MB 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 15:52:43,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/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_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/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_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fabc9d8a61dd824da0c561a6d62c57fe8eb320f6ad8009599cd12699fa04e01c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:46,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:46,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:46,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:46,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:46,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:46,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:46,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:46,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:46,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:46,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:46,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:46,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:46,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:46,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:46,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:46,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:46,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:46,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:46,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:46,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:46,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:46,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:46,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:46,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:46,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:46,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:46,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:46,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:46,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:46,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:46,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:46,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:46,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:46,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:46,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:46,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:46,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:46,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:46,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:46,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:46,241 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2021-11-23 15:52:46,289 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:46,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:46,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:46,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:46,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:46,292 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:52:46,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:46,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:46,293 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:52:46,293 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:52:46,294 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:52:46,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:46,295 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:46,295 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:46,295 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:46,295 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:46,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:46,296 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:46,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:46,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:46,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:46,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:46,297 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:46,297 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:46,297 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:46,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:46,297 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_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fabc9d8a61dd824da0c561a6d62c57fe8eb320f6ad8009599cd12699fa04e01c [2021-11-23 15:52:46,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:46,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:46,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:46,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:46,679 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:46,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/termination-crafted/NonTermination3-1.c [2021-11-23 15:52:46,761 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/d392869d2/6fc4c153dd4d489b958e70b902b387b2/FLAGaa22c1f1c [2021-11-23 15:52:47,321 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:47,323 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/sv-benchmarks/c/termination-crafted/NonTermination3-1.c [2021-11-23 15:52:47,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/d392869d2/6fc4c153dd4d489b958e70b902b387b2/FLAGaa22c1f1c [2021-11-23 15:52:47,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/data/d392869d2/6fc4c153dd4d489b958e70b902b387b2 [2021-11-23 15:52:47,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:47,695 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:47,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:47,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:47,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:47,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ec85cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47, skipping insertion in model container [2021-11-23 15:52:47,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:47,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:47,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:47,867 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:47,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:47,903 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:47,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47 WrapperNode [2021-11-23 15:52:47,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:47,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:47,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:47,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:47,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,974 INFO L137 Inliner]: procedures = 8, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2021-11-23 15:52:47,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:47,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:47,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:47,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:47,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:47,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:48,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:48,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:48,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:48,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:48,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:48,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:48,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:48,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:47" (1/1) ... [2021-11-23 15:52:48,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:48,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:48,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:48,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:48,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:52:48,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:48,168 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:48,170 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:48,487 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:48,510 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 15:52:48,514 INFO L158 Benchmark]: Toolchain (without parser) took 818.31ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 32.1MB in the end (delta: 8.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,515 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 60.8MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:48,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.71ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 31.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.18ms. Allocated memory is still 60.8MB. Free memory was 31.2MB in the beginning and 44.6MB in the end (delta: -13.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,517 INFO L158 Benchmark]: Boogie Preprocessor took 52.41ms. Allocated memory is still 60.8MB. Free memory was 44.6MB in the beginning and 43.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:48,518 INFO L158 Benchmark]: RCFGBuilder took 481.72ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 32.1MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:52:48,522 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 60.8MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.71ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 31.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.18ms. Allocated memory is still 60.8MB. Free memory was 31.2MB in the beginning and 44.6MB in the end (delta: -13.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.41ms. Allocated memory is still 60.8MB. Free memory was 44.6MB in the beginning and 43.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 481.72ms. Allocated memory is still 60.8MB. Free memory was 43.3MB in the beginning and 32.1MB in the end (delta: 11.2MB). 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 15:52:48,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0194d511-cc41-4a47-b7ec-9cdf6c02c2bf/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