./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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 a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:07,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:07,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:07,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:07,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:07,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:07,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:07,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:07,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:07,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:07,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:07,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:07,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:07,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:07,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:07,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:07,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:07,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:07,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:07,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:07,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:07,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:07,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:07,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:07,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:07,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:07,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:07,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:07,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:07,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:07,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:07,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:07,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:07,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:07,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:07,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:07,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:07,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:07,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:07,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:07,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:07,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:50:07,226 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:07,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:07,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:07,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:07,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:07,229 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:07,229 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:50:07,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:07,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:07,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:07,231 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:50:07,231 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:50:07,232 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:50:07,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:07,232 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:07,232 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:07,233 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:07,233 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:07,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:07,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:07,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:07,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:07,234 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:07,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:07,234 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_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a [2021-11-23 15:50:07,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:07,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:07,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:07,597 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:07,597 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:07,599 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2021-11-23 15:50:07,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/ebd5b3ff5/9ab75ffc7baf4de19ec6a899c8855a62/FLAG8eb798e59 [2021-11-23 15:50:08,284 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:08,286 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2021-11-23 15:50:08,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/ebd5b3ff5/9ab75ffc7baf4de19ec6a899c8855a62/FLAG8eb798e59 [2021-11-23 15:50:08,554 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/ebd5b3ff5/9ab75ffc7baf4de19ec6a899c8855a62 [2021-11-23 15:50:08,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:08,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:08,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:08,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:08,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:08,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:08" (1/1) ... [2021-11-23 15:50:08,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2862da89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:08, skipping insertion in model container [2021-11-23 15:50:08,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:08" (1/1) ... [2021-11-23 15:50:08,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:08,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:09,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:09,020 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:09,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:09,117 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:09,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09 WrapperNode [2021-11-23 15:50:09,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:09,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:09,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:09,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:09,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,200 INFO L137 Inliner]: procedures = 117, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2021-11-23 15:50:09,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:09,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:09,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:09,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:09,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:09,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:09,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:09,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:09,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:09" (1/1) ... [2021-11-23 15:50:09,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:09,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:09,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:09,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:50:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:50:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:50:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:09,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:09,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:09,447 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:09,449 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:09,807 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:09,854 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 15:50:09,861 INFO L158 Benchmark]: Toolchain (without parser) took 1302.65ms. Allocated memory is still 107.0MB. Free memory was 71.4MB in the beginning and 56.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:09,862 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 107.0MB. Free memory was 81.3MB in the beginning and 81.3MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:09,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.72ms. Allocated memory is still 107.0MB. Free memory was 71.1MB in the beginning and 74.7MB in the end (delta: -3.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:09,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.13ms. Allocated memory is still 107.0MB. Free memory was 74.7MB in the beginning and 72.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:09,867 INFO L158 Benchmark]: Boogie Preprocessor took 30.21ms. Allocated memory is still 107.0MB. Free memory was 72.4MB in the beginning and 71.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:09,868 INFO L158 Benchmark]: RCFGBuilder took 614.75ms. Allocated memory is still 107.0MB. Free memory was 71.0MB in the beginning and 56.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:09,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 107.0MB. Free memory was 81.3MB in the beginning and 81.3MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.72ms. Allocated memory is still 107.0MB. Free memory was 71.1MB in the beginning and 74.7MB in the end (delta: -3.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.13ms. Allocated memory is still 107.0MB. Free memory was 74.7MB in the beginning and 72.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.21ms. Allocated memory is still 107.0MB. Free memory was 72.4MB in the beginning and 71.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 614.75ms. Allocated memory is still 107.0MB. Free memory was 71.0MB in the beginning and 56.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. 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 15:50:09,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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 a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:12,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:12,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:12,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:12,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:12,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:12,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:12,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:12,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:12,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:12,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:12,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:12,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:12,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:12,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:12,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:12,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:12,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:12,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:12,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:12,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:12,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:12,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:12,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:12,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:12,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:12,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:12,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:12,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:12,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:12,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:12,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:12,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:12,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:12,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:12,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:12,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:12,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:12,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:12,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:12,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:12,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:12,434 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:12,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:12,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:12,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:12,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:12,438 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:12,438 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:50:12,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:12,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:12,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:12,439 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:50:12,440 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:50:12,440 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:50:12,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:12,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:12,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:12,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:12,441 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:12,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:12,441 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:12,441 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:12,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:12,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:12,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:12,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:12,442 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:12,442 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:12,443 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:12,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:12,443 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_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a [2021-11-23 15:50:12,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:12,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:12,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:12,880 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:12,881 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:12,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2021-11-23 15:50:12,960 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/dd969ba91/3732be2d489e42fdbea04ba8786fa3f8/FLAG768403e56 [2021-11-23 15:50:13,507 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:13,508 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2021-11-23 15:50:13,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/dd969ba91/3732be2d489e42fdbea04ba8786fa3f8/FLAG768403e56 [2021-11-23 15:50:13,805 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/data/dd969ba91/3732be2d489e42fdbea04ba8786fa3f8 [2021-11-23 15:50:13,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:13,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:13,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:13,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:13,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:13,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:13" (1/1) ... [2021-11-23 15:50:13,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4243e5f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:13, skipping insertion in model container [2021-11-23 15:50:13,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:13" (1/1) ... [2021-11-23 15:50:13,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:13,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:14,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:14,242 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:14,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:14,364 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:14,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14 WrapperNode [2021-11-23 15:50:14,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:14,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:14,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:14,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:14,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,419 INFO L137 Inliner]: procedures = 118, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2021-11-23 15:50:14,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:14,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:14,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:14,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:14,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:14,464 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:14,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:14,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:14,465 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:14,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:14,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:14,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:50:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:50:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:50:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:14,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:14,689 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:14,691 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:15,079 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:15,118 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 15:50:15,122 INFO L158 Benchmark]: Toolchain (without parser) took 1310.90ms. Allocated memory is still 75.5MB. Free memory was 39.8MB in the beginning and 57.0MB in the end (delta: -17.3MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,122 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:15,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.66ms. Allocated memory is still 75.5MB. Free memory was 39.6MB in the beginning and 52.8MB in the end (delta: -13.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.69ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 50.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,125 INFO L158 Benchmark]: Boogie Preprocessor took 42.81ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 49.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,126 INFO L158 Benchmark]: RCFGBuilder took 656.54ms. Allocated memory is still 75.5MB. Free memory was 49.2MB in the beginning and 57.0MB in the end (delta: -7.9MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,129 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 75.5MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.66ms. Allocated memory is still 75.5MB. Free memory was 39.6MB in the beginning and 52.8MB in the end (delta: -13.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.69ms. Allocated memory is still 75.5MB. Free memory was 52.8MB in the beginning and 50.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.81ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 49.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 656.54ms. Allocated memory is still 75.5MB. Free memory was 49.2MB in the beginning and 57.0MB in the end (delta: -7.9MB). Peak memory consumption was 18.7MB. 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 15:50:15,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4ae914e-6b76-4bf6-a017-c8b3a977986e/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