./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0234-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0234-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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 2e40f9e7b474ba5b84186650c7060a1f3eed5394bab52ac2eaa493135efa417c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:24,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:24,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:24,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:24,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:24,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:24,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:24,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:24,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:24,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:24,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:24,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:24,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:24,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:24,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:24,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:24,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:24,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:24,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:24,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:24,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:24,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:24,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:24,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:24,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:24,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:24,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:24,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:24,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:24,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:24,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:24,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:24,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:24,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:24,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:24,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:24,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:24,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:24,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:24,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:24,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:24,182 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:58:24,219 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:24,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:24,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:24,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:24,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:24,222 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:24,222 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:58:24,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:24,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:24,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:24,223 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:58:24,223 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:58:24,223 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:58:24,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:24,224 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:24,224 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:24,224 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:24,224 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:24,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:24,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:24,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:24,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:24,225 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:24,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:24,226 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_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e40f9e7b474ba5b84186650c7060a1f3eed5394bab52ac2eaa493135efa417c [2021-11-23 15:58:24,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:24,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:24,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:24,518 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:24,519 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:24,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/test-0234-1.i [2021-11-23 15:58:24,595 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/3c71fd67e/e1669260cbce4690a4cfa7894226c7fd/FLAGac0f61be1 [2021-11-23 15:58:25,127 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:25,128 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/sv-benchmarks/c/memsafety/test-0234-1.i [2021-11-23 15:58:25,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/3c71fd67e/e1669260cbce4690a4cfa7894226c7fd/FLAGac0f61be1 [2021-11-23 15:58:25,409 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/3c71fd67e/e1669260cbce4690a4cfa7894226c7fd [2021-11-23 15:58:25,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:25,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:25,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:25,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:25,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:25,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bff7b1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:25, skipping insertion in model container [2021-11-23 15:58:25,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:25" (1/1) ... [2021-11-23 15:58:25,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:25,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:25,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:25,949 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:26,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:26,069 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:26,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26 WrapperNode [2021-11-23 15:58:26,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:26,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:26,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:26,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:26,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,167 INFO L137 Inliner]: procedures = 188, calls = 60, calls flagged for inlining = 20, calls inlined = 30, statements flattened = 313 [2021-11-23 15:58:26,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:26,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:26,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:26,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:26,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:26,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:26,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:26,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:26,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:26" (1/1) ... [2021-11-23 15:58:26,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:26,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:26,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:26,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:26,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:26,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:26,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:26,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:26,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:26,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:26,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:26,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:26,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:26,520 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:26,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:27,196 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:27,287 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:27,296 INFO L158 Benchmark]: Toolchain (without parser) took 1882.55ms. Allocated memory is still 125.8MB. Free memory was 90.5MB in the beginning and 92.1MB in the end (delta: -1.7MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,298 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:27,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 656.10ms. Allocated memory is still 125.8MB. Free memory was 90.0MB in the beginning and 90.7MB in the end (delta: -629.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.62ms. Allocated memory is still 125.8MB. Free memory was 90.7MB in the beginning and 87.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,302 INFO L158 Benchmark]: Boogie Preprocessor took 48.09ms. Allocated memory is still 125.8MB. Free memory was 87.3MB in the beginning and 84.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,303 INFO L158 Benchmark]: RCFGBuilder took 1077.16ms. Allocated memory is still 125.8MB. Free memory was 84.4MB in the beginning and 92.1MB in the end (delta: -7.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:27,311 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 28.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 656.10ms. Allocated memory is still 125.8MB. Free memory was 90.0MB in the beginning and 90.7MB in the end (delta: -629.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.62ms. Allocated memory is still 125.8MB. Free memory was 90.7MB in the beginning and 87.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.09ms. Allocated memory is still 125.8MB. Free memory was 87.3MB in the beginning and 84.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1077.16ms. Allocated memory is still 125.8MB. Free memory was 84.4MB in the beginning and 92.1MB in the end (delta: -7.8MB). Peak memory consumption was 34.0MB. 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 15:58:27,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0234-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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 2e40f9e7b474ba5b84186650c7060a1f3eed5394bab52ac2eaa493135efa417c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:29,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:29,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:29,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:29,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:29,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:29,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:29,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:29,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:29,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:29,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:29,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:29,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:29,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:29,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:29,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:29,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:29,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:29,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:29,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:29,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:29,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:29,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:29,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:29,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:29,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:29,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:29,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:29,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:29,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:29,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:29,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:29,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:29,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:29,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:29,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:29,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:29,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:29,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:29,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:29,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:29,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:29,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:29,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:29,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:29,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:29,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:29,946 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:29,947 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:58:29,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:29,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:29,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:29,948 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:58:29,949 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:58:29,949 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:58:29,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:29,953 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:29,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:29,954 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:29,954 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:29,954 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:29,955 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:29,955 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:29,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:29,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:29,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:29,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:29,956 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:29,956 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:29,957 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:29,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:29,958 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_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e40f9e7b474ba5b84186650c7060a1f3eed5394bab52ac2eaa493135efa417c [2021-11-23 15:58:30,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:30,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:30,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:30,351 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:30,352 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:30,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/memsafety/test-0234-1.i [2021-11-23 15:58:30,433 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/03c167c4f/14e8a7bc51ff40ac91fff6f86b2a75a6/FLAG367c2ab55 [2021-11-23 15:58:31,097 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:31,104 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/sv-benchmarks/c/memsafety/test-0234-1.i [2021-11-23 15:58:31,124 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/03c167c4f/14e8a7bc51ff40ac91fff6f86b2a75a6/FLAG367c2ab55 [2021-11-23 15:58:31,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/data/03c167c4f/14e8a7bc51ff40ac91fff6f86b2a75a6 [2021-11-23 15:58:31,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:31,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:31,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:31,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:31,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:31,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:31" (1/1) ... [2021-11-23 15:58:31,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b11834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:31, skipping insertion in model container [2021-11-23 15:58:31,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:31" (1/1) ... [2021-11-23 15:58:31,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:31,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:31,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:31,915 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:32,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:32,063 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:32,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32 WrapperNode [2021-11-23 15:58:32,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:32,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:32,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:32,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:32,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,176 INFO L137 Inliner]: procedures = 189, calls = 60, calls flagged for inlining = 20, calls inlined = 30, statements flattened = 309 [2021-11-23 15:58:32,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:32,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:32,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:32,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:32,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:32,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:32,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:32,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:32,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:32,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:32,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:32,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:32,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:32,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:32,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:32,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:32,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:32,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:32,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:32,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:32,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:32,579 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:32,581 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:33,619 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:33,695 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:33,702 INFO L158 Benchmark]: Toolchain (without parser) took 2366.66ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 31.3MB in the beginning and 42.4MB in the end (delta: -11.0MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:33,703 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:33,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 714.78ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 31.2MB in the beginning and 37.0MB in the end (delta: -5.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:33,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.40ms. Allocated memory is still 71.3MB. Free memory was 37.0MB in the beginning and 50.7MB in the end (delta: -13.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:33,706 INFO L158 Benchmark]: Boogie Preprocessor took 96.44ms. Allocated memory is still 71.3MB. Free memory was 50.5MB in the beginning and 47.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:33,707 INFO L158 Benchmark]: RCFGBuilder took 1422.35ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 42.4MB in the end (delta: 5.2MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:33,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 714.78ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 31.2MB in the beginning and 37.0MB in the end (delta: -5.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.40ms. Allocated memory is still 71.3MB. Free memory was 37.0MB in the beginning and 50.7MB in the end (delta: -13.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.44ms. Allocated memory is still 71.3MB. Free memory was 50.5MB in the beginning and 47.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1422.35ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 42.4MB in the end (delta: 5.2MB). Peak memory consumption was 21.4MB. 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 15:58:33,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4105180-4dc1-4b70-b8cf-089e3f5d04d4/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