./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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 ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:22,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:22,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:22,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:22,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:22,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:22,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:22,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:22,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:22,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:22,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:22,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:22,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:22,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:22,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:22,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:22,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:22,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:22,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:22,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:22,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:22,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:22,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:22,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:22,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:22,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:22,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:22,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:22,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:22,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:22,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:22,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:22,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:22,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:22,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:22,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:22,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:22,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:22,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:22,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:22,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:22,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:51:22,221 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:22,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:22,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:22,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:22,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:22,224 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:22,224 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:51:22,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:22,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:22,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:22,228 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:51:22,228 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:51:22,228 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:51:22,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:22,229 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:22,229 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:22,229 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:22,229 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:22,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:22,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:22,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:22,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:22,231 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:22,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:22,231 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_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 [2021-11-23 15:51:22,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:22,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:22,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:22,544 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:22,545 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:22,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2021-11-23 15:51:22,608 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/7a9113eda/76f4b153a1b6429596074ff3d550b690/FLAG32064d02b [2021-11-23 15:51:23,048 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:23,049 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2021-11-23 15:51:23,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/7a9113eda/76f4b153a1b6429596074ff3d550b690/FLAG32064d02b [2021-11-23 15:51:23,433 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/7a9113eda/76f4b153a1b6429596074ff3d550b690 [2021-11-23 15:51:23,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:23,437 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:23,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:23,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:23,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:23,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48de3f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23, skipping insertion in model container [2021-11-23 15:51:23,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:23,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:23,640 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:23,648 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:23,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:23,693 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:23,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23 WrapperNode [2021-11-23 15:51:23,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:23,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:23,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:23,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:23,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,749 INFO L137 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2021-11-23 15:51:23,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:23,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:23,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:23,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:23,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:23,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:23,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:23,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:23,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:23" (1/1) ... [2021-11-23 15:51:23,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:23,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:23,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:23,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:23,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:51:23,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:23,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:23,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:51:23,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:23,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:23,963 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:23,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:24,122 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:24,148 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 15:51:24,152 INFO L158 Benchmark]: Toolchain (without parser) took 713.96ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 54.4MB in the beginning and 78.6MB in the end (delta: -24.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:24,153 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 90.2MB. Free memory was 71.0MB in the beginning and 71.0MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:24,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.22ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 54.2MB in the beginning and 92.8MB in the end (delta: -38.6MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.83ms. Allocated memory is still 115.3MB. Free memory was 92.8MB in the beginning and 91.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,157 INFO L158 Benchmark]: Boogie Preprocessor took 49.04ms. Allocated memory is still 115.3MB. Free memory was 91.2MB in the beginning and 89.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:24,158 INFO L158 Benchmark]: RCFGBuilder took 350.43ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 78.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:24,163 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 90.2MB. Free memory was 71.0MB in the beginning and 71.0MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.22ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 54.2MB in the beginning and 92.8MB in the end (delta: -38.6MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.83ms. Allocated memory is still 115.3MB. Free memory was 92.8MB in the beginning and 91.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.04ms. Allocated memory is still 115.3MB. Free memory was 91.2MB in the beginning and 89.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 350.43ms. Allocated memory is still 115.3MB. Free memory was 89.9MB in the beginning and 78.6MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. 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 15:51:24,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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 ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:26,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:26,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:26,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:26,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:26,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:26,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:26,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:26,634 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:26,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:26,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:26,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:26,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:26,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:26,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:26,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:26,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:26,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:26,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:26,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:26,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:26,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:26,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:26,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:26,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:26,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:26,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:26,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:26,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:26,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:26,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:26,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:26,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:26,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:26,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:26,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:26,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:26,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:26,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:26,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:26,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:26,670 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:26,696 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:26,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:26,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:26,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:26,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:26,698 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:26,698 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:51:26,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:26,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:26,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:26,699 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:51:26,699 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:51:26,700 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:51:26,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:26,700 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:26,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:26,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:26,701 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:26,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:26,701 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:26,701 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:26,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:26,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:26,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:26,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:26,703 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:26,703 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:26,703 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:26,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:26,704 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_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef4a52e45666a829b602608a46cff9c8137910dd58bdfaebe016ce17984d1ac8 [2021-11-23 15:51:27,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:27,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:27,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:27,100 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:27,101 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:27,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2021-11-23 15:51:27,182 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/164197c3d/5827a27ef3474265a0ef9e76a2475ff8/FLAGaa5054025 [2021-11-23 15:51:27,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:27,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration.c [2021-11-23 15:51:27,669 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/164197c3d/5827a27ef3474265a0ef9e76a2475ff8/FLAGaa5054025 [2021-11-23 15:51:28,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/data/164197c3d/5827a27ef3474265a0ef9e76a2475ff8 [2021-11-23 15:51:28,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:28,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:28,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:28,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:28,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:28,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b30b253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28, skipping insertion in model container [2021-11-23 15:51:28,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:28,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:28,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:28,241 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:28,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:28,278 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:28,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28 WrapperNode [2021-11-23 15:51:28,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:28,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:28,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:28,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:28,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,308 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,368 INFO L137 Inliner]: procedures = 10, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2021-11-23 15:51:28,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:28,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:28,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:28,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:28,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:28,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:28,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:28,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:28,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:28" (1/1) ... [2021-11-23 15:51:28,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:28,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:28,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:28,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:51:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:51:28,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:28,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:28,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:28,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:28,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:51:28,590 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:28,592 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:28,856 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:28,882 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 15:51:28,887 INFO L158 Benchmark]: Toolchain (without parser) took 849.80ms. Allocated memory is still 79.7MB. Free memory was 63.0MB in the beginning and 48.6MB in the end (delta: 14.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:28,888 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 79.7MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:28,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.52ms. Allocated memory is still 79.7MB. Free memory was 62.8MB in the beginning and 53.2MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:28,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.33ms. Allocated memory is still 79.7MB. Free memory was 53.2MB in the beginning and 62.7MB in the end (delta: -9.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:28,891 INFO L158 Benchmark]: Boogie Preprocessor took 27.08ms. Allocated memory is still 79.7MB. Free memory was 62.7MB in the beginning and 61.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:28,892 INFO L158 Benchmark]: RCFGBuilder took 487.80ms. Allocated memory is still 79.7MB. Free memory was 61.4MB in the beginning and 48.6MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:28,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 79.7MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.52ms. Allocated memory is still 79.7MB. Free memory was 62.8MB in the beginning and 53.2MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.33ms. Allocated memory is still 79.7MB. Free memory was 53.2MB in the beginning and 62.7MB in the end (delta: -9.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.08ms. Allocated memory is still 79.7MB. Free memory was 62.7MB in the beginning and 61.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 487.80ms. Allocated memory is still 79.7MB. Free memory was 61.4MB in the beginning and 48.6MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. 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 15:51:28,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_435b1512-5a03-4cbe-be2e-1c35fbeac8dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable