./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0137.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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0137.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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 1c2d362b3c58f37a9b1e964b448eb3d54c85d26676417295a73853b3a7cc716a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:40,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:40,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:40,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:40,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:40,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:40,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:40,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:40,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:40,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:40,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:40,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:40,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:40,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:40,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:40,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:40,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:40,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:40,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:40,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:40,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:40,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:40,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:40,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:40,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:40,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:40,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:40,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:40,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:40,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:40,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:40,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:40,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:40,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:40,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:40,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:40,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:40,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:40,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:40,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:40,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:40,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:54:40,190 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:40,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:40,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:40,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:40,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:40,193 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:40,193 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:54:40,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:40,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:40,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:40,195 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:54:40,195 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:54:40,195 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:54:40,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:40,196 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:40,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:40,196 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:40,197 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:40,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:40,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:40,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:40,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:40,198 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:40,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:40,199 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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c2d362b3c58f37a9b1e964b448eb3d54c85d26676417295a73853b3a7cc716a [2021-11-23 15:54:40,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:40,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:40,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:40,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:40,563 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:40,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/test-0137.i [2021-11-23 15:54:40,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/e9479eeb7/0a40d17c78224fd9872c3ce96b6f7f84/FLAG6b891a881 [2021-11-23 15:54:41,318 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:41,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/sv-benchmarks/c/memsafety/test-0137.i [2021-11-23 15:54:41,346 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/e9479eeb7/0a40d17c78224fd9872c3ce96b6f7f84/FLAG6b891a881 [2021-11-23 15:54:41,667 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/e9479eeb7/0a40d17c78224fd9872c3ce96b6f7f84 [2021-11-23 15:54:41,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:41,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:41,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:41,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:41,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:41,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:41" (1/1) ... [2021-11-23 15:54:41,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc1dea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:41, skipping insertion in model container [2021-11-23 15:54:41,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:41" (1/1) ... [2021-11-23 15:54:41,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:41,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:42,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:42,161 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:42,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:42,287 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:42,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42 WrapperNode [2021-11-23 15:54:42,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:42,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:42,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:42,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:42,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,389 INFO L137 Inliner]: procedures = 137, calls = 60, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 180 [2021-11-23 15:54:42,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:42,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:42,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:42,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:42,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:42,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:42,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:42,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:42,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:42" (1/1) ... [2021-11-23 15:54:42,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:42,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:42,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:42,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:54:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:42,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:42,709 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:42,710 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:43,300 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:43,387 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:43,392 INFO L158 Benchmark]: Toolchain (without parser) took 1719.48ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 53.7MB in the beginning and 45.0MB in the end (delta: 8.7MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:43,393 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 92.3MB. Free memory was 71.8MB in the beginning and 71.8MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:43,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.90ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 53.5MB in the beginning and 78.1MB in the end (delta: -24.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:43,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.63ms. Allocated memory is still 113.2MB. Free memory was 78.1MB in the beginning and 75.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:43,396 INFO L158 Benchmark]: Boogie Preprocessor took 68.69ms. Allocated memory is still 113.2MB. Free memory was 75.4MB in the beginning and 73.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:43,397 INFO L158 Benchmark]: RCFGBuilder took 930.54ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 45.0MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:43,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 92.3MB. Free memory was 71.8MB in the beginning and 71.8MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 612.90ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 53.5MB in the beginning and 78.1MB in the end (delta: -24.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.63ms. Allocated memory is still 113.2MB. Free memory was 78.1MB in the beginning and 75.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.69ms. Allocated memory is still 113.2MB. Free memory was 75.4MB in the beginning and 73.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 930.54ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 45.0MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. 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 15:54:43,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0137.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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 1c2d362b3c58f37a9b1e964b448eb3d54c85d26676417295a73853b3a7cc716a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:45,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:45,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:45,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:45,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:45,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:45,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:45,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:45,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:45,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:45,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:45,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:45,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:45,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:45,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:45,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:45,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:45,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:45,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:45,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:45,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:45,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:45,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:45,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:45,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:45,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:45,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:45,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:45,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:45,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:45,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:45,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:45,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:45,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:45,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:45,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:45,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:45,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:45,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:45,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:45,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:45,964 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:54:45,990 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:45,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:45,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:45,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:45,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:45,992 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:45,992 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:54:45,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:45,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:45,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:45,993 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:54:45,993 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:54:45,994 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:54:45,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:45,994 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:45,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:45,994 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:45,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:45,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:45,995 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:45,995 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:45,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:45,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:45,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:45,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:45,996 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:45,996 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:45,997 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:45,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:45,997 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_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c2d362b3c58f37a9b1e964b448eb3d54c85d26676417295a73853b3a7cc716a [2021-11-23 15:54:46,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:46,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:46,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:46,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:46,402 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:46,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/test-0137.i [2021-11-23 15:54:46,483 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/e1c01e361/7b0c909f395345eabaa49625c65d573f/FLAGaba1135cd [2021-11-23 15:54:47,070 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:47,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/sv-benchmarks/c/memsafety/test-0137.i [2021-11-23 15:54:47,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/e1c01e361/7b0c909f395345eabaa49625c65d573f/FLAGaba1135cd [2021-11-23 15:54:47,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/data/e1c01e361/7b0c909f395345eabaa49625c65d573f [2021-11-23 15:54:47,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:47,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:47,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:47,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:47,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:47,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:47" (1/1) ... [2021-11-23 15:54:47,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bb3a343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:47, skipping insertion in model container [2021-11-23 15:54:47,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:47" (1/1) ... [2021-11-23 15:54:47,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:47,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:47,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:47,846 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:54:47,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:47,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:47,939 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:47,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:48,025 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:48,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48 WrapperNode [2021-11-23 15:54:48,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:48,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:48,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:48,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:48,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,083 INFO L137 Inliner]: procedures = 140, calls = 60, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 175 [2021-11-23 15:54:48,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:48,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:48,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:48,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:48,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:48,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:48,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:48,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:48,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48" (1/1) ... [2021-11-23 15:54:48,160 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:48,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:48,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:48,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:48,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:54:48,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:48,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:54:48,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:48,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:48,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:48,402 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:48,404 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:49,260 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:49,359 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:49,365 INFO L158 Benchmark]: Toolchain (without parser) took 2034.27ms. Allocated memory is still 79.7MB. Free memory was 42.9MB in the beginning and 38.3MB in the end (delta: 4.7MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:49,367 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 79.7MB. Free memory was 60.9MB in the beginning and 60.8MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:49,368 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.94ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 50.5MB in the end (delta: -7.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:49,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.40ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 47.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:54:49,370 INFO L158 Benchmark]: Boogie Preprocessor took 68.07ms. Allocated memory is still 79.7MB. Free memory was 47.6MB in the beginning and 45.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:49,371 INFO L158 Benchmark]: RCFGBuilder took 1211.28ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 38.3MB in the end (delta: 7.1MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2021-11-23 15:54:49,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 79.7MB. Free memory was 60.9MB in the beginning and 60.8MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 693.94ms. Allocated memory is still 79.7MB. Free memory was 42.7MB in the beginning and 50.5MB in the end (delta: -7.8MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.40ms. Allocated memory is still 79.7MB. Free memory was 50.3MB in the beginning and 47.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.07ms. Allocated memory is still 79.7MB. Free memory was 47.6MB in the beginning and 45.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1211.28ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 38.3MB in the end (delta: 7.1MB). Peak memory consumption was 13.1MB. 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 15:54:49,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d01b18f5-b8ff-4d7a-9107-af0041afa21e/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