./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:51,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:51,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:51,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:51,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:51,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:51,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:51,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:51,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:51,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:51,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:51,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:51,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:51,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:51,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:51,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:51,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:51,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:51,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:51,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:51,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:51,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:51,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:51,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:51,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:51,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:51,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:51,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:51,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:51,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:51,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:51,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:51,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:51,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:51,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:51,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:51,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:51,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:51,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:51,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:51,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:51,594 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:04:51,618 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:51,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:51,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:51,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:51,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:51,621 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:51,621 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:04:51,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:51,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:51,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:51,622 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:04:51,622 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:04:51,622 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:04:51,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:51,623 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:51,623 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:51,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:51,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:51,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:51,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:51,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:51,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:51,624 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:51,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:51,625 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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 [2021-11-23 15:04:51,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:51,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:51,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:51,927 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:51,928 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:51,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2021-11-23 15:04:52,007 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/a2e9ed28d/33f336e5ad814767ac442776584b000f/FLAGc989f4282 [2021-11-23 15:04:52,566 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:52,568 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2021-11-23 15:04:52,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/a2e9ed28d/33f336e5ad814767ac442776584b000f/FLAGc989f4282 [2021-11-23 15:04:52,865 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/a2e9ed28d/33f336e5ad814767ac442776584b000f [2021-11-23 15:04:52,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:52,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:52,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:52,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:52,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:52,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:52,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d90f32e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52, skipping insertion in model container [2021-11-23 15:04:52,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:52,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:52,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:53,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:53,336 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:53,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:53,432 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:53,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53 WrapperNode [2021-11-23 15:04:53,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:53,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:53,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:53,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:53,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,505 INFO L137 Inliner]: procedures = 116, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2021-11-23 15:04:53,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:53,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:53,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:53,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:53,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:53,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:53,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:53,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:53,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:53" (1/1) ... [2021-11-23 15:04:53,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:53,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:53,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:53,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:04:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:53,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:53,782 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:53,784 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:53,919 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:53,946 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 15:04:53,951 INFO L158 Benchmark]: Toolchain (without parser) took 1080.35ms. Allocated memory is still 111.1MB. Free memory was 67.7MB in the beginning and 64.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,951 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:53,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.53ms. Allocated memory is still 111.1MB. Free memory was 67.5MB in the beginning and 79.3MB in the end (delta: -11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.70ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,954 INFO L158 Benchmark]: Boogie Preprocessor took 63.44ms. Allocated memory is still 111.1MB. Free memory was 77.2MB in the beginning and 76.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:53,955 INFO L158 Benchmark]: RCFGBuilder took 378.37ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 65.0MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,958 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 111.1MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.53ms. Allocated memory is still 111.1MB. Free memory was 67.5MB in the beginning and 79.3MB in the end (delta: -11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.70ms. Allocated memory is still 111.1MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.44ms. Allocated memory is still 111.1MB. Free memory was 77.2MB in the beginning and 76.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 378.37ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 65.0MB in the end (delta: 11.0MB). 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 15:04:54,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:56,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:56,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:56,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:56,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:56,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:56,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:56,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:56,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:56,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:56,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:56,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:56,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:56,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:56,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:56,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:56,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:56,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:56,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:56,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:56,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:56,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:56,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:56,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:56,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:56,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:56,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:56,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:56,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:56,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:56,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:56,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:56,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:56,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:56,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:56,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:56,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:56,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:56,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:56,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:56,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:56,741 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:56,788 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:56,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:56,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:56,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:56,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:56,792 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:56,792 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:04:56,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:56,794 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:56,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:56,795 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:04:56,795 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:04:56,796 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:04:56,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:56,796 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:56,796 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:56,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:56,797 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:56,797 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:56,797 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:56,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:56,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:56,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:56,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:56,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:56,799 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:56,799 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:56,799 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:56,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:56,800 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_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 [2021-11-23 15:04:57,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:57,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:57,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:57,285 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:57,286 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:57,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2021-11-23 15:04:57,375 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/391b40981/ec17dea2b8684113992c422050e7d68e/FLAG547b2a87d [2021-11-23 15:04:58,064 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:58,065 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2021-11-23 15:04:58,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/391b40981/ec17dea2b8684113992c422050e7d68e/FLAG547b2a87d [2021-11-23 15:04:58,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/data/391b40981/ec17dea2b8684113992c422050e7d68e [2021-11-23 15:04:58,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:58,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:58,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:58,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:58,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:58,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e570925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:58, skipping insertion in model container [2021-11-23 15:04:58,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:58" (1/1) ... [2021-11-23 15:04:58,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:58,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:58,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:58,883 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:04:58,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:58,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:58,967 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:59,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:59,092 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:59,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59 WrapperNode [2021-11-23 15:04:59,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:59,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:59,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:59,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:59,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,170 INFO L137 Inliner]: procedures = 119, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2021-11-23 15:04:59,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:59,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:59,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:59,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:59,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:59,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:59,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:59,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:59,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:59" (1/1) ... [2021-11-23 15:04:59,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:59,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:59,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:59,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:04:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:59,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:59,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:59,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:59,509 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:59,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:59,769 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:59,810 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 15:04:59,820 INFO L158 Benchmark]: Toolchain (without parser) took 1439.22ms. Allocated memory is still 60.8MB. Free memory was 37.9MB in the beginning and 23.3MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,821 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory was 42.1MB in the beginning and 42.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:59,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 711.89ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 38.8MB in the end (delta: -1.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.44ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 37.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,825 INFO L158 Benchmark]: Boogie Preprocessor took 62.94ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 35.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:59,826 INFO L158 Benchmark]: RCFGBuilder took 581.61ms. Allocated memory is still 60.8MB. Free memory was 35.3MB in the beginning and 23.3MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:59,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory was 42.1MB in the beginning and 42.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 711.89ms. Allocated memory is still 60.8MB. Free memory was 37.7MB in the beginning and 38.8MB in the end (delta: -1.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.44ms. Allocated memory is still 60.8MB. Free memory was 38.8MB in the beginning and 37.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.94ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 35.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.61ms. Allocated memory is still 60.8MB. Free memory was 35.3MB in the beginning and 23.3MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:59,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f73e19e-95a6-4bb7-acb3-27193f75cd0c/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