./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/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_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb581e623533db0d16ae5ce58c3c7ec0a10e91e1b9334692eef754c9ca383c01 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:16,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:16,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:17,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:17,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:17,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:17,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:17,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:17,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:17,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:17,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:17,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:17,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:17,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:17,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:17,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:17,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:17,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:17,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:17,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:17,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:17,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:17,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:17,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:17,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:17,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:17,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:17,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:17,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:17,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:17,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:17,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:17,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:17,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:17,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:17,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:17,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:17,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:17,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:17,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:17,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:17,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:17,135 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:17,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:17,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:17,138 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:17,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:17,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:17,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:17,141 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:17,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:17,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:17,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:17,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:17,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:17,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:17,143 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:17,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:17,144 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:17,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:17,145 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:17,145 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:17,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:17,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:17,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:17,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:17,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:17,147 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:17,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:17,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:17,148 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_0b3af4f0-276b-4af9-ab53-33af7d740871/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb581e623533db0d16ae5ce58c3c7ec0a10e91e1b9334692eef754c9ca383c01 [2021-11-23 15:59:17,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:17,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:17,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:17,449 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:17,450 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:17,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c [2021-11-23 15:59:17,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/3c16c935e/8962f699164c42489203425c32d3ea82/FLAG41aaf9e5e [2021-11-23 15:59:21,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:21,359 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/sv-benchmarks/c/eca-rers2012/Problem09_label29.c [2021-11-23 15:59:21,675 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/3c16c935e/8962f699164c42489203425c32d3ea82/FLAG41aaf9e5e [2021-11-23 15:59:21,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/3c16c935e/8962f699164c42489203425c32d3ea82 [2021-11-23 15:59:21,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:21,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:21,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:21,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:21,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:21,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dbea403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:21, skipping insertion in model container [2021-11-23 15:59:21,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:21" (1/1) ... [2021-11-23 15:59:21,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:24,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:52,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/sv-benchmarks/c/eca-rers2012/Problem09_label29.c[6304731,6304744] [2021-11-23 15:59:52,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:52,281 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:00:07,281 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/sv-benchmarks/c/eca-rers2012/Problem09_label29.c[6304731,6304744] [2021-11-23 16:00:07,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:00:12,070 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:00:12,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12 WrapperNode [2021-11-23 16:00:12,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:00:12,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:12,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:00:12,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:00:12,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:13,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:18,507 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197818 [2021-11-23 16:00:18,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:18,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:00:18,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:00:18,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:00:18,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:18,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:19,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:19,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:21,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:21,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:22,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:23,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:00:23,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:00:23,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:00:23,119 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:00:23,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:12" (1/1) ... [2021-11-23 16:00:23,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:00:23,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 16:00:23,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 16:00:23,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 16:00:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:00:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:00:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:00:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:00:24,407 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:00:24,409 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:01:31,918 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:01:32,150 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 16:01:32,159 INFO L158 Benchmark]: Toolchain (without parser) took 130290.48ms. Allocated memory was 511.7MB in the beginning and 12.4GB in the end (delta: 11.9GB). Free memory was 182.7MB in the beginning and 8.3GB in the end (delta: -8.1GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 16:01:32,160 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:01:32,161 INFO L158 Benchmark]: CACSL2BoogieTranslator took 50202.74ms. Allocated memory was 511.7MB in the beginning and 8.2GB in the end (delta: 7.7GB). Free memory was 182.7MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2021-11-23 16:01:32,161 INFO L158 Benchmark]: Boogie Procedure Inliner took 6436.25ms. Allocated memory is still 8.2GB. Free memory was 6.1GB in the beginning and 5.4GB in the end (delta: 735.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 16:01:32,162 INFO L158 Benchmark]: Boogie Preprocessor took 4609.17ms. Allocated memory was 8.2GB in the beginning and 10.8GB in the end (delta: 2.5GB). Free memory was 5.4GB in the beginning and 7.2GB in the end (delta: -1.8GB). Peak memory consumption was 686.8MB. Max. memory is 16.1GB. [2021-11-23 16:01:32,163 INFO L158 Benchmark]: RCFGBuilder took 69038.09ms. Allocated memory was 10.8GB in the beginning and 12.4GB in the end (delta: 1.6GB). Free memory was 7.2GB in the beginning and 8.3GB in the end (delta: -1.0GB). Peak memory consumption was 872.4MB. Max. memory is 16.1GB. [2021-11-23 16:01:32,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 50202.74ms. Allocated memory was 511.7MB in the beginning and 8.2GB in the end (delta: 7.7GB). Free memory was 182.7MB in the beginning and 6.1GB in the end (delta: -6.0GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6436.25ms. Allocated memory is still 8.2GB. Free memory was 6.1GB in the beginning and 5.4GB in the end (delta: 735.1MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Boogie Preprocessor took 4609.17ms. Allocated memory was 8.2GB in the beginning and 10.8GB in the end (delta: 2.5GB). Free memory was 5.4GB in the beginning and 7.2GB in the end (delta: -1.8GB). Peak memory consumption was 686.8MB. Max. memory is 16.1GB. * RCFGBuilder took 69038.09ms. Allocated memory was 10.8GB in the beginning and 12.4GB in the end (delta: 1.6GB). Free memory was 7.2GB in the beginning and 8.3GB in the end (delta: -1.0GB). Peak memory consumption was 872.4MB. 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 16:01:32,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/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_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/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_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb581e623533db0d16ae5ce58c3c7ec0a10e91e1b9334692eef754c9ca383c01 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:01:34,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:01:34,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:01:34,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:01:34,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:01:34,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:01:34,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:01:34,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:01:34,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:01:34,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:01:34,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:01:34,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:01:34,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:01:34,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:01:34,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:01:34,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:01:34,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:01:34,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:01:34,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:01:34,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:01:34,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:01:34,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:01:34,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:01:34,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:01:34,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:01:34,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:01:34,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:01:34,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:01:34,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:01:34,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:01:34,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:01:34,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:01:34,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:01:34,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:01:34,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:01:34,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:01:34,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:01:34,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:01:34,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:01:34,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:01:34,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:01:34,827 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 16:01:34,861 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:01:34,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:01:34,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:01:34,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 16:01:34,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 16:01:34,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 16:01:34,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:01:34,865 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 16:01:34,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 16:01:34,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:01:34,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:01:34,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:01:34,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:01:34,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:01:34,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:01:34,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:01:34,868 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 16:01:34,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:01:34,868 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:01:34,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:01:34,868 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 16:01:34,869 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 16:01:34,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:01:34,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:01:34,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:01:34,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:01:34,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:01:34,870 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:01:34,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:01:34,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:01:34,871 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 16:01:34,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:01:34,871 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_0b3af4f0-276b-4af9-ab53-33af7d740871/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb581e623533db0d16ae5ce58c3c7ec0a10e91e1b9334692eef754c9ca383c01 [2021-11-23 16:01:35,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:01:35,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:01:35,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:01:35,241 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:01:35,242 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:01:35,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c [2021-11-23 16:01:35,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/d640db132/715fd9fe98f34db5ac91790b77fce0f9/FLAGd5d492100 [2021-11-23 16:01:39,450 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:01:39,451 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/sv-benchmarks/c/eca-rers2012/Problem09_label29.c [2021-11-23 16:01:39,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/d640db132/715fd9fe98f34db5ac91790b77fce0f9/FLAGd5d492100 [2021-11-23 16:01:40,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/data/d640db132/715fd9fe98f34db5ac91790b77fce0f9 [2021-11-23 16:01:40,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:01:40,291 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:01:40,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:01:40,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:01:40,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:01:40,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:01:40" (1/1) ... [2021-11-23 16:01:40,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@372dd5ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:40, skipping insertion in model container [2021-11-23 16:01:40,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:01:40" (1/1) ... [2021-11-23 16:01:40,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:01:42,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:02:11,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/sv-benchmarks/c/eca-rers2012/Problem09_label29.c[6304731,6304744] [2021-11-23 16:02:11,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:02:11,358 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:02:25,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/sv-benchmarks/c/eca-rers2012/Problem09_label29.c[6304731,6304744] [2021-11-23 16:02:25,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:02:30,039 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:02:30,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30 WrapperNode [2021-11-23 16:02:30,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:02:30,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:02:30,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:02:30,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:02:30,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:31,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:36,735 INFO L137 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197742 [2021-11-23 16:02:36,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:02:36,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:02:36,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:02:36,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:02:36,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:36,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:37,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:37,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:40,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:40,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:41,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:42,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:02:42,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:02:42,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:02:42,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:02:42,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:02:30" (1/1) ... [2021-11-23 16:02:42,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:02:42,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 16:02:42,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 16:02:42,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 16:02:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:02:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:02:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:02:42,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:02:42,367 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:02:42,369 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:04:24,380 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:04:24,601 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 16:04:24,610 INFO L158 Benchmark]: Toolchain (without parser) took 164316.94ms. Allocated memory was 958.4MB in the beginning and 12.3GB in the end (delta: 11.3GB). Free memory was 614.9MB in the beginning and 8.0GB in the end (delta: -7.4GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2021-11-23 16:04:24,612 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:04:24,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49748.26ms. Allocated memory was 958.4MB in the beginning and 5.9GB in the end (delta: 4.9GB). Free memory was 614.9MB in the beginning and 3.7GB in the end (delta: -3.1GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2021-11-23 16:04:24,615 INFO L158 Benchmark]: Boogie Procedure Inliner took 6695.28ms. Allocated memory was 5.9GB in the beginning and 8.7GB in the end (delta: 2.8GB). Free memory was 3.7GB in the beginning and 5.8GB in the end (delta: -2.1GB). Peak memory consumption was 931.1MB. Max. memory is 16.1GB. [2021-11-23 16:04:24,616 INFO L158 Benchmark]: Boogie Preprocessor took 5335.18ms. Allocated memory was 8.7GB in the beginning and 11.2GB in the end (delta: 2.5GB). Free memory was 5.8GB in the beginning and 7.8GB in the end (delta: -2.0GB). Peak memory consumption was 664.8MB. Max. memory is 16.1GB. [2021-11-23 16:04:24,618 INFO L158 Benchmark]: RCFGBuilder took 102533.17ms. Allocated memory was 11.2GB in the beginning and 12.3GB in the end (delta: 1.1GB). Free memory was 7.8GB in the beginning and 8.0GB in the end (delta: -233.8MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 16:04:24,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49748.26ms. Allocated memory was 958.4MB in the beginning and 5.9GB in the end (delta: 4.9GB). Free memory was 614.9MB in the beginning and 3.7GB in the end (delta: -3.1GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6695.28ms. Allocated memory was 5.9GB in the beginning and 8.7GB in the end (delta: 2.8GB). Free memory was 3.7GB in the beginning and 5.8GB in the end (delta: -2.1GB). Peak memory consumption was 931.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5335.18ms. Allocated memory was 8.7GB in the beginning and 11.2GB in the end (delta: 2.5GB). Free memory was 5.8GB in the beginning and 7.8GB in the end (delta: -2.0GB). Peak memory consumption was 664.8MB. Max. memory is 16.1GB. * RCFGBuilder took 102533.17ms. Allocated memory was 11.2GB in the beginning and 12.3GB in the end (delta: 1.1GB). Free memory was 7.8GB in the beginning and 8.0GB in the end (delta: -233.8MB). Peak memory consumption was 1.0GB. 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 16:04:24,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b3af4f0-276b-4af9-ab53-33af7d740871/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