./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/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_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0739bef7461b62f52995e3feabe5faf9fb4f95fee3f2cf661c4248d2611e75f6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:42,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:42,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:42,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:42,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:42,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:42,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:42,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:42,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:42,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:42,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:42,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:42,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:42,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:42,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:42,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:42,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:42,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:42,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:42,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:42,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:42,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:42,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:42,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:42,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:42,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:42,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:42,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:42,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:42,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:42,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:42,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:42,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:42,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:42,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:42,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:42,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:42,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:42,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:42,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:42,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:42,797 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:50:42,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:42,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:42,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:42,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:42,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:42,828 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:42,828 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:50:42,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:42,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:42,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:42,829 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:50:42,830 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:50:42,830 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:50:42,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:42,830 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:42,830 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:42,831 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:42,831 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:42,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:42,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:42,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:42,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:42,832 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:42,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:42,833 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_d9e95615-db9b-4f71-8ced-504e757c7c38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0739bef7461b62f52995e3feabe5faf9fb4f95fee3f2cf661c4248d2611e75f6 [2021-11-23 15:50:43,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:43,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:43,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:43,112 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:43,112 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:43,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i [2021-11-23 15:50:43,206 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/f709809ff/32a7a926b8d4407e9194d78b4d55cf9c/FLAG78806f4ff [2021-11-23 15:50:43,749 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:43,750 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i [2021-11-23 15:50:43,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/f709809ff/32a7a926b8d4407e9194d78b4d55cf9c/FLAG78806f4ff [2021-11-23 15:50:44,043 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/f709809ff/32a7a926b8d4407e9194d78b4d55cf9c [2021-11-23 15:50:44,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:44,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:44,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:44,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:44,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:44,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ded9cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44, skipping insertion in model container [2021-11-23 15:50:44,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:44,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:44,525 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:44,543 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:44,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:44,643 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:44,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44 WrapperNode [2021-11-23 15:50:44,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:44,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:44,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:44,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:44,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,726 INFO L137 Inliner]: procedures = 166, calls = 72, calls flagged for inlining = 33, calls inlined = 21, statements flattened = 138 [2021-11-23 15:50:44,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:44,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:44,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:44,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:44,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:44,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:44,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:44,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:44,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:44" (1/1) ... [2021-11-23 15:50:44,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:44,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:44,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:44,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:50:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:50:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:50:44,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:44,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:50:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:50:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:50:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:44,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:45,017 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:45,018 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:45,436 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:45,512 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:45,516 INFO L158 Benchmark]: Toolchain (without parser) took 1468.05ms. Allocated memory is still 109.1MB. Free memory was 75.0MB in the beginning and 81.7MB in the end (delta: -6.7MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,517 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:45,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.77ms. Allocated memory is still 109.1MB. Free memory was 74.7MB in the beginning and 74.0MB in the end (delta: 741.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.96ms. Allocated memory is still 109.1MB. Free memory was 74.0MB in the beginning and 71.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,519 INFO L158 Benchmark]: Boogie Preprocessor took 58.83ms. Allocated memory is still 109.1MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,520 INFO L158 Benchmark]: RCFGBuilder took 727.31ms. Allocated memory is still 109.1MB. Free memory was 69.2MB in the beginning and 81.7MB in the end (delta: -12.5MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:45,523 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.77ms. Allocated memory is still 109.1MB. Free memory was 74.7MB in the beginning and 74.0MB in the end (delta: 741.7kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.96ms. Allocated memory is still 109.1MB. Free memory was 74.0MB in the beginning and 71.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.83ms. Allocated memory is still 109.1MB. Free memory was 71.3MB in the beginning and 69.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 727.31ms. Allocated memory is still 109.1MB. Free memory was 69.2MB in the beginning and 81.7MB in the end (delta: -12.5MB). Peak memory consumption was 22.2MB. 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 15:50:45,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/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 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_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/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_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0739bef7461b62f52995e3feabe5faf9fb4f95fee3f2cf661c4248d2611e75f6 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:47,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:47,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:48,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:48,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:48,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:48,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:48,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:48,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:48,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:48,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:48,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:48,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:48,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:48,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:48,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:48,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:48,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:48,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:48,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:48,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:48,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:48,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:48,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:48,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:48,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:48,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:48,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:48,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:48,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:48,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:48,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:48,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:48,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:48,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:48,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:48,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:48,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:48,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:48,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:48,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:48,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:48,092 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:48,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:48,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:48,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:48,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:48,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:48,095 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:50:48,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:48,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:48,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:48,096 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:50:48,096 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:50:48,096 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:50:48,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:48,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:48,097 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:48,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:48,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:48,097 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:48,097 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:48,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:48,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:48,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:48,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:48,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:48,099 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:48,099 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:48,099 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:48,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:48,100 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_d9e95615-db9b-4f71-8ced-504e757c7c38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0739bef7461b62f52995e3feabe5faf9fb4f95fee3f2cf661c4248d2611e75f6 [2021-11-23 15:50:48,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:48,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:48,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:48,548 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:48,549 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:48,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i [2021-11-23 15:50:48,619 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/a0bfb43d8/e09e81961a484c9fb29b92dd5d181cfc/FLAGec196dc18 [2021-11-23 15:50:49,186 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:49,187 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/sv-benchmarks/c/ldv-memsafety/memleaks_test22_4.i [2021-11-23 15:50:49,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/a0bfb43d8/e09e81961a484c9fb29b92dd5d181cfc/FLAGec196dc18 [2021-11-23 15:50:49,448 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/data/a0bfb43d8/e09e81961a484c9fb29b92dd5d181cfc [2021-11-23 15:50:49,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:49,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:49,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:49,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:49,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:49,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63ac63bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:49, skipping insertion in model container [2021-11-23 15:50:49,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:49,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:50,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:50,092 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:50:50,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:50,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:50,160 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:50,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:50,259 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:50,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50 WrapperNode [2021-11-23 15:50:50,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:50,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:50,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:50,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:50,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,335 INFO L137 Inliner]: procedures = 167, calls = 72, calls flagged for inlining = 33, calls inlined = 21, statements flattened = 134 [2021-11-23 15:50:50,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:50,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:50,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:50,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:50,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:50,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:50,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:50,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:50,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:50" (1/1) ... [2021-11-23 15:50:50,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:50,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:50,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:50,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:50:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:50:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:50:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:50:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:50:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:50:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:50,664 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:50,678 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:51,065 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:51,118 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:51,125 INFO L158 Benchmark]: Toolchain (without parser) took 1670.94ms. Allocated memory is still 69.2MB. Free memory was 43.7MB in the beginning and 44.6MB in the end (delta: -835.8kB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:51,126 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:51,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 803.13ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 33.2MB in the end (delta: 10.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:50:51,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.05ms. Allocated memory is still 69.2MB. Free memory was 33.0MB in the beginning and 49.7MB in the end (delta: -16.7MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:51,127 INFO L158 Benchmark]: Boogie Preprocessor took 60.49ms. Allocated memory is still 69.2MB. Free memory was 49.7MB in the beginning and 47.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:51,128 INFO L158 Benchmark]: RCFGBuilder took 726.88ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 44.6MB in the end (delta: 2.8MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:51,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 803.13ms. Allocated memory is still 69.2MB. Free memory was 43.5MB in the beginning and 33.2MB in the end (delta: 10.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.05ms. Allocated memory is still 69.2MB. Free memory was 33.0MB in the beginning and 49.7MB in the end (delta: -16.7MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.49ms. Allocated memory is still 69.2MB. Free memory was 49.7MB in the beginning and 47.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 726.88ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 44.6MB in the end (delta: 2.8MB). Peak memory consumption was 20.8MB. 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 15:50:51,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e95615-db9b-4f71-8ced-504e757c7c38/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