./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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 a27e6fc2049c9dc12360bd8cd7682ef33f4a19a5a5a6c0e7a780c3703a0494b5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:36:01,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:36:01,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:36:01,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:36:01,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:36:01,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:36:01,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:36:01,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:36:01,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:36:01,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:36:01,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:36:01,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:36:01,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:36:01,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:36:01,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:36:01,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:36:01,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:36:01,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:36:01,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:36:01,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:36:01,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:36:01,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:36:01,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:36:01,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:36:01,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:36:01,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:36:01,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:36:01,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:36:01,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:36:01,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:36:01,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:36:01,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:36:01,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:36:01,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:36:01,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:36:01,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:36:01,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:36:01,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:36:01,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:36:01,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:36:01,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:36:01,620 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:36:01,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:36:01,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:36:01,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:36:01,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:36:01,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:36:01,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:36:01,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:36:01,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:36:01,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:36:01,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:36:01,649 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:36:01,650 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:36:01,650 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:36:01,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:36:01,651 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:36:01,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:36:01,652 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:36:01,652 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:36:01,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:36:01,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:01,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:36:01,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:36:01,654 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:36:01,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:36:01,654 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_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a27e6fc2049c9dc12360bd8cd7682ef33f4a19a5a5a6c0e7a780c3703a0494b5 [2021-11-23 15:36:01,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:36:01,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:36:01,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:36:01,956 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:36:01,965 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:36:01,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i [2021-11-23 15:36:02,064 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/545846862/751fb42fc5194927b293b1bfe052008b/FLAG20bbd92a2 [2021-11-23 15:36:02,607 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:36:02,607 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i [2021-11-23 15:36:02,644 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/545846862/751fb42fc5194927b293b1bfe052008b/FLAG20bbd92a2 [2021-11-23 15:36:02,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/545846862/751fb42fc5194927b293b1bfe052008b [2021-11-23 15:36:02,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:36:02,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:36:02,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:02,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:36:02,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:36:02,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:02" (1/1) ... [2021-11-23 15:36:02,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1955b8d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:02, skipping insertion in model container [2021-11-23 15:36:02,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:02" (1/1) ... [2021-11-23 15:36:02,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:36:03,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:03,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:03,321 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:03,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:03,389 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:03,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03 WrapperNode [2021-11-23 15:36:03,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:03,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:03,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:03,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:03,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,435 INFO L137 Inliner]: procedures = 119, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2021-11-23 15:36:03,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:03,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:03,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:03,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:03,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:03,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:03,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:03,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:03,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:03" (1/1) ... [2021-11-23 15:36:03,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:03,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:03,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:03,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:36:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:36:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:36:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:36:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:36:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:36:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:36:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:03,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:03,699 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:03,702 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:36:03,973 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:36:04,009 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:36:04,025 INFO L158 Benchmark]: Toolchain (without parser) took 1079.44ms. Allocated memory is still 88.1MB. Free memory was 67.1MB in the beginning and 40.1MB in the end (delta: 27.0MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2021-11-23 15:36:04,026 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 88.1MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:36:04,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.12ms. Allocated memory is still 88.1MB. Free memory was 66.9MB in the beginning and 57.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:36:04,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.56ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 55.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:04,028 INFO L158 Benchmark]: Boogie Preprocessor took 30.96ms. Allocated memory is still 88.1MB. Free memory was 55.1MB in the beginning and 53.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:04,029 INFO L158 Benchmark]: RCFGBuilder took 555.78ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 40.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:36:04,032 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 88.1MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.12ms. Allocated memory is still 88.1MB. Free memory was 66.9MB in the beginning and 57.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.56ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 55.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.96ms. Allocated memory is still 88.1MB. Free memory was 55.1MB in the beginning and 53.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 555.78ms. Allocated memory is still 88.1MB. Free memory was 53.7MB in the beginning and 40.1MB in the end (delta: 13.6MB). 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 15:36:04,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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 a27e6fc2049c9dc12360bd8cd7682ef33f4a19a5a5a6c0e7a780c3703a0494b5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:36:06,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:36:06,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:36:06,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:36:06,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:36:06,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:36:06,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:36:06,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:36:06,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:36:06,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:36:06,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:36:06,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:36:06,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:36:06,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:36:06,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:36:06,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:36:06,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:36:06,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:36:06,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:36:06,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:36:06,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:36:06,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:36:06,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:36:06,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:36:06,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:36:06,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:36:06,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:36:06,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:36:06,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:36:06,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:36:06,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:36:06,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:36:06,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:36:06,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:36:06,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:36:06,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:36:06,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:36:06,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:36:06,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:36:06,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:36:06,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:36:06,792 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:36:06,843 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:36:06,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:36:06,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:36:06,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:36:06,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:36:06,847 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:36:06,848 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:36:06,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:36:06,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:36:06,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:36:06,849 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:36:06,850 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:36:06,850 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:36:06,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:36:06,851 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:36:06,851 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:36:06,851 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:36:06,851 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:36:06,851 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:36:06,852 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:36:06,852 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:36:06,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:36:06,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:06,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:36:06,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:36:06,854 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:36:06,854 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:36:06,854 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:36:06,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:36:06,855 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_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a27e6fc2049c9dc12360bd8cd7682ef33f4a19a5a5a6c0e7a780c3703a0494b5 [2021-11-23 15:36:07,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:36:07,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:36:07,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:36:07,239 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:36:07,240 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:36:07,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i [2021-11-23 15:36:07,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/0d48cc732/946429effb9d450b92acb2917b15f271/FLAG629004d3d [2021-11-23 15:36:07,942 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:36:07,946 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i [2021-11-23 15:36:07,961 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/0d48cc732/946429effb9d450b92acb2917b15f271/FLAG629004d3d [2021-11-23 15:36:08,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/data/0d48cc732/946429effb9d450b92acb2917b15f271 [2021-11-23 15:36:08,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:36:08,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:36:08,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:08,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:36:08,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:36:08,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:08,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a17c76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08, skipping insertion in model container [2021-11-23 15:36:08,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:08,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:36:08,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:08,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:08,751 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:36:08,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:36:08,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:08,813 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:36:08,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:36:08,922 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:36:08,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08 WrapperNode [2021-11-23 15:36:08,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:36:08,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:08,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:36:08,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:36:08,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:08,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:08,999 INFO L137 Inliner]: procedures = 120, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2021-11-23 15:36:09,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:36:09,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:36:09,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:36:09,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:36:09,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:36:09,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:36:09,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:36:09,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:36:09,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:36:08" (1/1) ... [2021-11-23 15:36:09,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:36:09,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:36:09,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:36:09,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:36:09,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:36:09,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:36:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:36:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:36:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:36:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:36:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:36:09,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:36:09,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:09,276 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:09,278 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:36:09,731 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:36:09,751 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:36:09,761 INFO L158 Benchmark]: Toolchain (without parser) took 1494.23ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 39.7MB in the beginning and 60.4MB in the end (delta: -20.7MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-11-23 15:36:09,762 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:36:09,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.71ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 38.4MB in the end (delta: 971.6kB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 15:36:09,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.63ms. Allocated memory is still 60.8MB. Free memory was 38.2MB in the beginning and 36.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:09,766 INFO L158 Benchmark]: Boogie Preprocessor took 37.15ms. Allocated memory is still 60.8MB. Free memory was 36.2MB in the beginning and 34.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:36:09,767 INFO L158 Benchmark]: RCFGBuilder took 718.73ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 34.5MB in the beginning and 60.4MB in the end (delta: -25.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-11-23 15:36:09,779 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 654.71ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 38.4MB in the end (delta: 971.6kB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.63ms. Allocated memory is still 60.8MB. Free memory was 38.2MB in the beginning and 36.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.15ms. Allocated memory is still 60.8MB. Free memory was 36.2MB in the beginning and 34.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 718.73ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 34.5MB in the beginning and 60.4MB in the end (delta: -25.9MB). Peak memory consumption was 11.8MB. 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 15:36:09,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d1e9602-4ebd-4001-b5f0-b6f3077eb1ff/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