./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label54.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_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/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_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/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_f970f535-9371-4ad3-a153-08feba5e3970/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 6ba41e4f12ecda3aa9d5cc6beccc7d4b689c8980af6fbfb47511c7247cd859f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:13,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:13,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:13,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:13,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:13,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:13,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:13,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:13,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:13,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:13,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:13,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:13,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:13,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:13,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:13,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:13,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:13,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:13,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:13,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:13,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:13,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:13,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:13,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:13,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:13,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:13,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:13,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:13,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:13,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:13,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:13,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:13,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:13,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:13,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:13,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:13,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:13,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:13,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:13,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:13,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:13,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:13,397 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:13,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:13,398 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:13,398 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:13,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:13,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:13,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:13,400 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:13,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:13,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:13,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:13,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:13,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:13,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:13,402 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:13,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:13,402 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:13,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:13,403 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:13,403 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:13,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:13,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:13,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:13,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:13,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:13,404 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:13,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:13,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:13,405 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_f970f535-9371-4ad3-a153-08feba5e3970/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ba41e4f12ecda3aa9d5cc6beccc7d4b689c8980af6fbfb47511c7247cd859f3 [2021-11-23 15:59:13,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:13,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:13,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:13,779 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:13,781 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:13,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2021-11-23 15:59:13,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/092bcff31/fae277c0432e498b943827b66b436f38/FLAG007e8da4a [2021-11-23 15:59:14,918 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:14,919 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2021-11-23 15:59:14,978 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/092bcff31/fae277c0432e498b943827b66b436f38/FLAG007e8da4a [2021-11-23 15:59:15,247 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/092bcff31/fae277c0432e498b943827b66b436f38 [2021-11-23 15:59:15,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:15,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:15,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:15,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:15,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:15,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f94a51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:15, skipping insertion in model container [2021-11-23 15:59:15,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:15" (1/1) ... [2021-11-23 15:59:15,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:15,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:17,952 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_f970f535-9371-4ad3-a153-08feba5e3970/sv-benchmarks/c/eca-rers2012/Problem06_label54.c[334673,334686] [2021-11-23 15:59:17,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:17,987 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:19,168 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_f970f535-9371-4ad3-a153-08feba5e3970/sv-benchmarks/c/eca-rers2012/Problem06_label54.c[334673,334686] [2021-11-23 15:59:19,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:19,232 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:19,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19 WrapperNode [2021-11-23 15:59:19,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:19,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:19,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:19,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:19,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:19,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:19,727 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:59:19,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:19,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:19,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:19,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:19,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:19,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:19,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:19,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:20,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:20,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:20,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:20,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:20,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:20,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:20,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:20,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:19" (1/1) ... [2021-11-23 15:59:20,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:20,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:20,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:20,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:20,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:20,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:20,538 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:20,539 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:27,015 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:27,102 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 15:59:27,109 INFO L158 Benchmark]: Toolchain (without parser) took 11855.45ms. Allocated memory was 113.2MB in the beginning and 610.3MB in the end (delta: 497.0MB). Free memory was 64.9MB in the beginning and 390.4MB in the end (delta: -325.5MB). Peak memory consumption was 381.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,109 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 113.2MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:27,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3980.63ms. Allocated memory was 113.2MB in the beginning and 195.0MB in the end (delta: 81.8MB). Free memory was 64.6MB in the beginning and 85.4MB in the end (delta: -20.8MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 494.19ms. Allocated memory was 195.0MB in the beginning and 281.0MB in the end (delta: 86.0MB). Free memory was 85.4MB in the beginning and 135.8MB in the end (delta: -50.5MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,114 INFO L158 Benchmark]: Boogie Preprocessor took 494.24ms. Allocated memory is still 281.0MB. Free memory was 135.8MB in the beginning and 117.8MB in the end (delta: 18.1MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,115 INFO L158 Benchmark]: RCFGBuilder took 6880.36ms. Allocated memory was 281.0MB in the beginning and 610.3MB in the end (delta: 329.3MB). Free memory was 117.8MB in the beginning and 390.4MB in the end (delta: -272.6MB). Peak memory consumption was 268.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:27,125 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 113.2MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3980.63ms. Allocated memory was 113.2MB in the beginning and 195.0MB in the end (delta: 81.8MB). Free memory was 64.6MB in the beginning and 85.4MB in the end (delta: -20.8MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 494.19ms. Allocated memory was 195.0MB in the beginning and 281.0MB in the end (delta: 86.0MB). Free memory was 85.4MB in the beginning and 135.8MB in the end (delta: -50.5MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 494.24ms. Allocated memory is still 281.0MB. Free memory was 135.8MB in the beginning and 117.8MB in the end (delta: 18.1MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. * RCFGBuilder took 6880.36ms. Allocated memory was 281.0MB in the beginning and 610.3MB in the end (delta: 329.3MB). Free memory was 117.8MB in the beginning and 390.4MB in the end (delta: -272.6MB). Peak memory consumption was 268.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:27,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/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_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/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_f970f535-9371-4ad3-a153-08feba5e3970/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 6ba41e4f12ecda3aa9d5cc6beccc7d4b689c8980af6fbfb47511c7247cd859f3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:29,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:29,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:29,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:29,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:29,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:29,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:29,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:29,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:29,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:29,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:29,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:29,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:29,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:29,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:29,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:29,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:29,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:29,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:29,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:29,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:29,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:29,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:29,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:29,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:29,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:29,841 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:29,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:29,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:29,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:29,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:29,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:29,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:29,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:29,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:29,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:29,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:29,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:29,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:29,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:29,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:29,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:29,904 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:29,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:29,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:29,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:29,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:29,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:29,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:29,907 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:29,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:29,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:29,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:29,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:29,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:29,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:29,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:29,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:29,909 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:29,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:29,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:29,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:29,913 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:29,913 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:29,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:29,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:29,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:29,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:29,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:29,915 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:29,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:29,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:29,916 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:29,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:29,917 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_f970f535-9371-4ad3-a153-08feba5e3970/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ba41e4f12ecda3aa9d5cc6beccc7d4b689c8980af6fbfb47511c7247cd859f3 [2021-11-23 15:59:30,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:30,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:30,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:30,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:30,357 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:30,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2021-11-23 15:59:30,449 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/93ccebd22/83a0a5a84ff5497c858b0cc838f47f8a/FLAGe3ac95e3a [2021-11-23 15:59:31,714 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:31,716 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/sv-benchmarks/c/eca-rers2012/Problem06_label54.c [2021-11-23 15:59:31,780 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/93ccebd22/83a0a5a84ff5497c858b0cc838f47f8a/FLAGe3ac95e3a [2021-11-23 15:59:31,797 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/data/93ccebd22/83a0a5a84ff5497c858b0cc838f47f8a [2021-11-23 15:59:31,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:31,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:31,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:31,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:31,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:31,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:31,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@544c7f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:31, skipping insertion in model container [2021-11-23 15:59:31,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:31" (1/1) ... [2021-11-23 15:59:31,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:32,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:34,346 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_f970f535-9371-4ad3-a153-08feba5e3970/sv-benchmarks/c/eca-rers2012/Problem06_label54.c[334673,334686] [2021-11-23 15:59:34,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:34,378 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:35,640 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_f970f535-9371-4ad3-a153-08feba5e3970/sv-benchmarks/c/eca-rers2012/Problem06_label54.c[334673,334686] [2021-11-23 15:59:35,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:35,703 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:35,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35 WrapperNode [2021-11-23 15:59:35,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:35,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:35,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:35,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:35,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:35,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,207 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:59:36,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:36,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:36,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:36,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:36,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:36,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:36,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:36,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:36,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:35" (1/1) ... [2021-11-23 15:59:36,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:36,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:36,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:37,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:37,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:37,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:37,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:37,321 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:37,323 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:45,803 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:45,872 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 15:59:45,876 INFO L158 Benchmark]: Toolchain (without parser) took 14073.12ms. Allocated memory was 60.8MB in the beginning and 882.9MB in the end (delta: 822.1MB). Free memory was 23.3MB in the beginning and 611.4MB in the end (delta: -588.1MB). Peak memory consumption was 319.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:45,877 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 40.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:45,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3900.62ms. Allocated memory was 60.8MB in the beginning and 203.4MB in the end (delta: 142.6MB). Free memory was 23.0MB in the beginning and 94.9MB in the end (delta: -71.9MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:45,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 500.85ms. Allocated memory is still 203.4MB. Free memory was 94.9MB in the beginning and 76.6MB in the end (delta: 18.4MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:45,880 INFO L158 Benchmark]: Boogie Preprocessor took 738.09ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 76.6MB in the beginning and 256.2MB in the end (delta: -179.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:45,881 INFO L158 Benchmark]: RCFGBuilder took 8926.17ms. Allocated memory was 406.8MB in the beginning and 882.9MB in the end (delta: 476.1MB). Free memory was 256.2MB in the beginning and 611.4MB in the end (delta: -355.2MB). Peak memory consumption was 205.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:45,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 60.8MB. Free memory was 40.9MB in the beginning and 40.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3900.62ms. Allocated memory was 60.8MB in the beginning and 203.4MB in the end (delta: 142.6MB). Free memory was 23.0MB in the beginning and 94.9MB in the end (delta: -71.9MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 500.85ms. Allocated memory is still 203.4MB. Free memory was 94.9MB in the beginning and 76.6MB in the end (delta: 18.4MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 738.09ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 76.6MB in the beginning and 256.2MB in the end (delta: -179.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8926.17ms. Allocated memory was 406.8MB in the beginning and 882.9MB in the end (delta: 476.1MB). Free memory was 256.2MB in the beginning and 611.4MB in the end (delta: -355.2MB). Peak memory consumption was 205.5MB. 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 15:59:45,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f970f535-9371-4ad3-a153-08feba5e3970/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