./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0214.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_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/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_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0214.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/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_782ec756-7f08-417d-b1ee-a6cd4e75e915/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 3f6f146d76d903376288fe056dbbc9e1a8443f92d5e8b82343734efc8a9842e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:37:24,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:37:24,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:37:24,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:37:24,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:37:24,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:37:24,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:37:24,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:37:24,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:37:24,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:37:24,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:37:24,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:37:24,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:37:24,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:37:24,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:37:24,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:37:24,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:37:24,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:37:24,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:37:24,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:37:24,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:37:24,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:37:24,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:37:24,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:37:24,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:37:24,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:37:24,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:37:24,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:37:24,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:37:24,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:37:24,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:37:24,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:37:24,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:37:24,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:37:24,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:37:24,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:37:24,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:37:24,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:37:24,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:37:24,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:37:24,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:37:24,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:37:24,560 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:37:24,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:37:24,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:37:24,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:37:24,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:37:24,563 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:37:24,563 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:37:24,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:37:24,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:37:24,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:37:24,565 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:37:24,565 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:37:24,566 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:37:24,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:37:24,566 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:37:24,566 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:37:24,566 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:37:24,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:37:24,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:37:24,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:24,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:37:24,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:37:24,568 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:37:24,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:37:24,568 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_782ec756-7f08-417d-b1ee-a6cd4e75e915/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f6f146d76d903376288fe056dbbc9e1a8443f92d5e8b82343734efc8a9842e4 [2021-11-23 15:37:24,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:37:24,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:37:24,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:37:24,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:37:24,916 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:37:24,918 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/test-0214.i [2021-11-23 15:37:25,000 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/c4363942c/9dc84c64f2994a429de2276c0051234b/FLAG14ae4caae [2021-11-23 15:37:25,670 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:37:25,671 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/sv-benchmarks/c/memsafety/test-0214.i [2021-11-23 15:37:25,687 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/c4363942c/9dc84c64f2994a429de2276c0051234b/FLAG14ae4caae [2021-11-23 15:37:25,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/c4363942c/9dc84c64f2994a429de2276c0051234b [2021-11-23 15:37:25,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:37:25,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:37:25,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:25,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:37:25,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:37:25,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:25" (1/1) ... [2021-11-23 15:37:25,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29aa35e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:25, skipping insertion in model container [2021-11-23 15:37:25,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:25" (1/1) ... [2021-11-23 15:37:25,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:37:26,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:37:26,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:26,406 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:37:26,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:26,490 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:37:26,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26 WrapperNode [2021-11-23 15:37:26,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:26,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:26,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:37:26,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:37:26,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,564 INFO L137 Inliner]: procedures = 181, calls = 42, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 197 [2021-11-23 15:37:26,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:26,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:37:26,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:37:26,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:37:26,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:37:26,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:37:26,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:37:26,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:37:26,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:26" (1/1) ... [2021-11-23 15:37:26,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:26,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:37:26,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:37:26,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:37:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:37:26,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:37:26,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:37:26,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:37:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:37:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:37:26,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:37:26,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:37:26,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:37:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:37:26,895 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:37:26,896 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:37:27,355 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:37:27,400 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:37:27,405 INFO L158 Benchmark]: Toolchain (without parser) took 1480.60ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 65.4MB in the beginning and 88.0MB in the end (delta: -22.6MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2021-11-23 15:37:27,406 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:27,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.93ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 60.8MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:37:27,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.55ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:27,408 INFO L158 Benchmark]: Boogie Preprocessor took 78.79ms. Allocated memory is still 98.6MB. Free memory was 58.3MB in the beginning and 56.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:27,409 INFO L158 Benchmark]: RCFGBuilder took 758.87ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 56.2MB in the beginning and 88.0MB in the end (delta: -31.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2021-11-23 15:37:27,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.93ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 60.8MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.55ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.79ms. Allocated memory is still 98.6MB. Free memory was 58.3MB in the beginning and 56.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 758.87ms. Allocated memory was 98.6MB in the beginning and 125.8MB in the end (delta: 27.3MB). Free memory was 56.2MB in the beginning and 88.0MB in the end (delta: -31.8MB). Peak memory consumption was 20.6MB. 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 15:37:27,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/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_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/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_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0214.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/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_782ec756-7f08-417d-b1ee-a6cd4e75e915/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 3f6f146d76d903376288fe056dbbc9e1a8443f92d5e8b82343734efc8a9842e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:37:29,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:37:29,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:37:29,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:37:29,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:37:29,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:37:29,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:37:29,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:37:29,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:37:29,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:37:29,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:37:29,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:37:29,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:37:29,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:37:29,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:37:30,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:37:30,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:37:30,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:37:30,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:37:30,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:37:30,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:37:30,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:37:30,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:37:30,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:37:30,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:37:30,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:37:30,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:37:30,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:37:30,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:37:30,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:37:30,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:37:30,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:37:30,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:37:30,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:37:30,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:37:30,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:37:30,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:37:30,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:37:30,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:37:30,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:37:30,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:37:30,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:37:30,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:37:30,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:37:30,099 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:37:30,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:37:30,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:37:30,100 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:37:30,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:37:30,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:37:30,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:37:30,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:37:30,102 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:37:30,103 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:37:30,103 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:37:30,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:37:30,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:37:30,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:37:30,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:37:30,104 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:37:30,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:37:30,105 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:37:30,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:37:30,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:37:30,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:30,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:37:30,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:37:30,106 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:37:30,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:37:30,107 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:37:30,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:37:30,107 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_782ec756-7f08-417d-b1ee-a6cd4e75e915/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f6f146d76d903376288fe056dbbc9e1a8443f92d5e8b82343734efc8a9842e4 [2021-11-23 15:37:30,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:37:30,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:37:30,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:37:30,591 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:37:30,592 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:37:30,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/test-0214.i [2021-11-23 15:37:30,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/f7100e4a5/bc50a50a52ef488dbffccb619bd456a6/FLAGec11df769 [2021-11-23 15:37:31,331 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:37:31,332 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/sv-benchmarks/c/memsafety/test-0214.i [2021-11-23 15:37:31,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/f7100e4a5/bc50a50a52ef488dbffccb619bd456a6/FLAGec11df769 [2021-11-23 15:37:31,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/data/f7100e4a5/bc50a50a52ef488dbffccb619bd456a6 [2021-11-23 15:37:31,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:37:31,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:37:31,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:31,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:37:31,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:37:31,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:31" (1/1) ... [2021-11-23 15:37:31,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2074ad56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:31, skipping insertion in model container [2021-11-23 15:37:31,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:31" (1/1) ... [2021-11-23 15:37:31,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:37:31,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:37:32,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:32,361 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:37:32,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:32,525 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:37:32,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32 WrapperNode [2021-11-23 15:37:32,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:32,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:32,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:37:32,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:37:32,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,652 INFO L137 Inliner]: procedures = 182, calls = 42, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 189 [2021-11-23 15:37:32,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:37:32,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:37:32,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:37:32,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:37:32,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:37:32,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:37:32,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:37:32,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:37:32,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:32" (1/1) ... [2021-11-23 15:37:32,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:32,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:37:32,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:37:32,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:37:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:37:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:37:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:37:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:37:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:37:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:37:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:37:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:37:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:37:32,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:37:33,018 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:37:33,033 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:37:33,855 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:37:33,900 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:37:33,905 INFO L158 Benchmark]: Toolchain (without parser) took 2336.86ms. Allocated memory is still 81.8MB. Free memory was 57.9MB in the beginning and 45.4MB in the end (delta: 12.5MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2021-11-23 15:37:33,905 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:33,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 957.25ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 52.3MB in the end (delta: 5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:37:33,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.98ms. Allocated memory is still 81.8MB. Free memory was 52.3MB in the beginning and 49.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:33,908 INFO L158 Benchmark]: Boogie Preprocessor took 87.51ms. Allocated memory is still 81.8MB. Free memory was 49.5MB in the beginning and 47.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:33,909 INFO L158 Benchmark]: RCFGBuilder took 1159.31ms. Allocated memory is still 81.8MB. Free memory was 47.1MB in the beginning and 45.4MB in the end (delta: 1.7MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2021-11-23 15:37:33,913 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 957.25ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 52.3MB in the end (delta: 5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.98ms. Allocated memory is still 81.8MB. Free memory was 52.3MB in the beginning and 49.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.51ms. Allocated memory is still 81.8MB. Free memory was 49.5MB in the beginning and 47.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1159.31ms. Allocated memory is still 81.8MB. Free memory was 47.1MB in the beginning and 45.4MB in the end (delta: 1.7MB). Peak memory consumption was 17.4MB. 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 15:37:33,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_782ec756-7f08-417d-b1ee-a6cd4e75e915/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable