./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/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_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:55,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:55,563 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:55,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:55,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:55,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:55,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:55,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:55,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:55,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:55,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:55,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:55,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:55,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:55,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:55,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:55,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:55,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:55,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:55,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:55,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:55,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:55,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:55,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:55,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:55,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:55,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:55,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:55,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:55,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:55,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:55,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:55,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:55,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:55,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:55,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:55,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:55,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:55,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:55,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:55,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:55,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2021-11-23 15:02:55,787 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:55,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:55,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:55,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:55,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:55,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:55,791 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:02:55,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:55,799 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:55,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:55,800 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:02:55,801 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:02:55,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:55,801 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:55,801 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:55,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:55,802 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:55,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:55,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:55,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:55,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:55,804 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:55,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:55,804 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_a347ac94-0bc7-41cb-9405-10eeda719769/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c [2021-11-23 15:02:56,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:56,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:56,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:56,113 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:56,114 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:56,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:02:56,187 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/477e04351/9a058c0aa03945a3ac94f56077fbbaa3/FLAG2257d74aa [2021-11-23 15:02:56,827 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:56,828 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:02:56,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/477e04351/9a058c0aa03945a3ac94f56077fbbaa3/FLAG2257d74aa [2021-11-23 15:02:57,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/477e04351/9a058c0aa03945a3ac94f56077fbbaa3 [2021-11-23 15:02:57,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:57,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:57,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:57,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:57,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:57,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@588759aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57, skipping insertion in model container [2021-11-23 15:02:57,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:57,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:57,545 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:02:57,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:57,569 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:57,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:02:57,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:57,654 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:57,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57 WrapperNode [2021-11-23 15:02:57,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:57,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:57,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:57,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:57,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,710 INFO L137 Inliner]: procedures = 119, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 124 [2021-11-23 15:02:57,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:57,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:57,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:57,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:57,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:57,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:57,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:57,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:57,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:57,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:57,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:57,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:02:57,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:02:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:57,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:57,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:57,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:58,048 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:58,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:58,525 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:58,602 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:58,606 INFO L158 Benchmark]: Toolchain (without parser) took 1521.28ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 80.4MB in the beginning and 112.1MB in the end (delta: -31.6MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,607 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:58,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.20ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 79.6MB in the end (delta: 614.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.00ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 77.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,609 INFO L158 Benchmark]: Boogie Preprocessor took 81.92ms. Allocated memory is still 113.2MB. Free memory was 77.3MB in the beginning and 75.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,610 INFO L158 Benchmark]: RCFGBuilder took 807.19ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 75.3MB in the beginning and 112.1MB in the end (delta: -36.7MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:58,614 INFO L339 ainManager$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 113.2MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.20ms. Allocated memory is still 113.2MB. Free memory was 80.2MB in the beginning and 79.6MB in the end (delta: 614.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.00ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 77.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.92ms. Allocated memory is still 113.2MB. Free memory was 77.3MB in the beginning and 75.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 807.19ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 75.3MB in the beginning and 112.1MB in the end (delta: -36.7MB). Peak memory consumption was 30.5MB. 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 15:02:58,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/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_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/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_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/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-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:01,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:01,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:01,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:01,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:01,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:01,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:01,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:01,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:01,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:01,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:01,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:01,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:01,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:01,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:01,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:01,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:01,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:01,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:01,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:01,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:01,244 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:01,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:01,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:01,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:01,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:01,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:01,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:01,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:01,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:01,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:01,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:01,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:01,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:01,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:01,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:01,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:01,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:01,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:01,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:01,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:01,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/config/svcomp-MemCleanup-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:01,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:01,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:01,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:01,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:01,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:01,304 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:01,304 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:03:01,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:01,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:01,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:01,305 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:03:01,305 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:03:01,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:01,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:01,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:01,306 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:01,307 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:01,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:01,307 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:01,307 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:01,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:01,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:01,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:01,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:01,309 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:01,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:01,309 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:01,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:01,310 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_a347ac94-0bc7-41cb-9405-10eeda719769/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb6c46a4de77c33ebd5db0d25fe513601ef52929336922ed8d1cb2e429dd77c [2021-11-23 15:03:01,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:01,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:01,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:01,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:01,698 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:01,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:03:01,776 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/33bf7331e/4999d5c9e5fc44d3857d9c7f8cc09f0f/FLAG0892bde2f [2021-11-23 15:03:02,339 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:02,340 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i [2021-11-23 15:03:02,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/33bf7331e/4999d5c9e5fc44d3857d9c7f8cc09f0f/FLAG0892bde2f [2021-11-23 15:03:02,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/data/33bf7331e/4999d5c9e5fc44d3857d9c7f8cc09f0f [2021-11-23 15:03:02,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:02,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:02,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:02,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:02,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:02,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:02" (1/1) ... [2021-11-23 15:03:02,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538ebfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:02, skipping insertion in model container [2021-11-23 15:03:02,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:02" (1/1) ... [2021-11-23 15:03:02,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:02,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:03,193 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:03:03,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:03,228 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:03,287 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/sv-benchmarks/c/forester-heap/dll-simple-white-blue-1.i[22793,22806] [2021-11-23 15:03:03,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:03,329 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:03,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03 WrapperNode [2021-11-23 15:03:03,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:03,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:03,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:03,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:03,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,411 INFO L137 Inliner]: procedures = 122, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 122 [2021-11-23 15:03:03,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:03,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:03,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:03,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:03,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:03,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:03,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:03,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:03,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:03" (1/1) ... [2021-11-23 15:03:03,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:03,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:03,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:03,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:03:03,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:03:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:03,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:03:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:03,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:03,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:03,750 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:03,752 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:04,550 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:04,609 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:04,613 INFO L158 Benchmark]: Toolchain (without parser) took 1935.68ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.2MB in the beginning and 43.6MB in the end (delta: -13.4MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,613 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 54.5MB. Free memory was 35.3MB in the beginning and 35.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:04,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.86ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.0MB in the beginning and 43.1MB in the end (delta: -13.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.45ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 41.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,616 INFO L158 Benchmark]: Boogie Preprocessor took 92.49ms. Allocated memory is still 67.1MB. Free memory was 40.9MB in the beginning and 39.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,617 INFO L158 Benchmark]: RCFGBuilder took 1103.36ms. Allocated memory is still 67.1MB. Free memory was 38.9MB in the beginning and 43.9MB in the end (delta: -4.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:04,621 INFO L339 ainManager$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 54.5MB. Free memory was 35.3MB in the beginning and 35.3MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.86ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 30.0MB in the beginning and 43.1MB in the end (delta: -13.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.45ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 41.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.49ms. Allocated memory is still 67.1MB. Free memory was 40.9MB in the beginning and 39.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1103.36ms. Allocated memory is still 67.1MB. Free memory was 38.9MB in the beginning and 43.9MB in the end (delta: -4.9MB). Peak memory consumption was 13.8MB. 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 15:03:04,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a347ac94-0bc7-41cb-9405-10eeda719769/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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