./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label39.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_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/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_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/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_e6077785-27da-4f03-b35b-690210d34ac6/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 3f82e755fefb500bdf178bc6f7739e3ab503c205b14522d62632c35af086fefb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:26,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:26,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:26,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:26,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:26,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:26,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:26,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:26,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:26,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:26,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:26,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:26,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:26,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:26,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:26,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:26,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:26,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:26,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:26,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:26,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:26,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:26,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:26,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:26,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:26,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:26,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:26,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:26,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:26,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:26,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:26,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:26,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:26,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:26,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:26,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:26,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:26,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:26,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:26,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:26,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:26,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:26,384 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:26,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:26,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:26,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:26,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:26,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:26,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:26,388 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:26,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:26,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:26,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:26,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:26,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:26,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:26,396 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:26,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:26,396 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:26,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:26,397 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:26,397 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:26,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:26,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:26,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:26,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:26,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:26,398 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:26,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:26,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:26,399 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_e6077785-27da-4f03-b35b-690210d34ac6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f82e755fefb500bdf178bc6f7739e3ab503c205b14522d62632c35af086fefb [2021-11-23 15:58:26,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:26,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:26,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:26,720 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:26,721 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:26,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label39.c [2021-11-23 15:58:26,819 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/14e088895/7348c3d71887438c98955d665ea4db23/FLAGecdfe0fff [2021-11-23 15:58:27,765 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:27,766 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/sv-benchmarks/c/eca-rers2012/Problem05_label39.c [2021-11-23 15:58:27,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/14e088895/7348c3d71887438c98955d665ea4db23/FLAGecdfe0fff [2021-11-23 15:58:28,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/14e088895/7348c3d71887438c98955d665ea4db23 [2021-11-23 15:58:28,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:28,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:28,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:28,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:28,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:28,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32460ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:28, skipping insertion in model container [2021-11-23 15:58:28,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:28" (1/1) ... [2021-11-23 15:58:28,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:28,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:30,829 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_e6077785-27da-4f03-b35b-690210d34ac6/sv-benchmarks/c/eca-rers2012/Problem05_label39.c[375637,375650] [2021-11-23 15:58:30,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:30,872 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:32,104 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_e6077785-27da-4f03-b35b-690210d34ac6/sv-benchmarks/c/eca-rers2012/Problem05_label39.c[375637,375650] [2021-11-23 15:58:32,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:32,216 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:32,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32 WrapperNode [2021-11-23 15:58:32,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:32,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:32,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:32,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:32,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,746 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:58:32,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:32,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:32,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:32,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:32,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:32,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:33,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:33,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:33,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:33,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:33,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:33,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:33,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:33,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:32" (1/1) ... [2021-11-23 15:58:33,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:33,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:33,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:33,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:33,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:33,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:33,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:33,504 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:33,506 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:41,072 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:41,143 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:41,149 INFO L158 Benchmark]: Toolchain (without parser) took 12845.79ms. Allocated memory was 109.1MB in the beginning and 979.4MB in the end (delta: 870.3MB). Free memory was 75.3MB in the beginning and 645.5MB in the end (delta: -570.2MB). Peak memory consumption was 377.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,150 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:41,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3913.86ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 75.3MB in the beginning and 106.3MB in the end (delta: -31.0MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 528.83ms. Allocated memory was 192.9MB in the beginning and 291.5MB in the end (delta: 98.6MB). Free memory was 106.3MB in the beginning and 154.5MB in the end (delta: -48.1MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,152 INFO L158 Benchmark]: Boogie Preprocessor took 421.37ms. Allocated memory is still 291.5MB. Free memory was 167.0MB in the beginning and 114.6MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,153 INFO L158 Benchmark]: RCFGBuilder took 7903.15ms. Allocated memory was 291.5MB in the beginning and 979.4MB in the end (delta: 687.9MB). Free memory was 114.6MB in the beginning and 645.5MB in the end (delta: -530.9MB). Peak memory consumption was 234.4MB. Max. memory is 16.1GB. [2021-11-23 15:58:41,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3913.86ms. Allocated memory was 109.1MB in the beginning and 192.9MB in the end (delta: 83.9MB). Free memory was 75.3MB in the beginning and 106.3MB in the end (delta: -31.0MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 528.83ms. Allocated memory was 192.9MB in the beginning and 291.5MB in the end (delta: 98.6MB). Free memory was 106.3MB in the beginning and 154.5MB in the end (delta: -48.1MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 421.37ms. Allocated memory is still 291.5MB. Free memory was 167.0MB in the beginning and 114.6MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7903.15ms. Allocated memory was 291.5MB in the beginning and 979.4MB in the end (delta: 687.9MB). Free memory was 114.6MB in the beginning and 645.5MB in the end (delta: -530.9MB). Peak memory consumption was 234.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:41,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/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_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/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_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/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_e6077785-27da-4f03-b35b-690210d34ac6/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 3f82e755fefb500bdf178bc6f7739e3ab503c205b14522d62632c35af086fefb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:43,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:43,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:43,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:43,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:43,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:43,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:43,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:43,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:43,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:43,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:43,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:43,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:43,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:43,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:43,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:43,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:43,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:43,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:43,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:43,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:43,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:43,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:43,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:43,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:43,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:43,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:43,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:43,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:43,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:43,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:43,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:43,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:43,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:43,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:43,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:43,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:43,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:43,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:43,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:43,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:43,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:43,806 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:43,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:43,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:43,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:43,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:43,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:43,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:43,808 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:43,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:43,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:43,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:43,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:43,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:43,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:43,810 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:43,810 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:43,810 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:43,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:43,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:43,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:43,811 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:43,811 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:43,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:43,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:43,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:43,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:43,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:43,812 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:43,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:43,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:43,813 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:43,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:43,813 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_e6077785-27da-4f03-b35b-690210d34ac6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f82e755fefb500bdf178bc6f7739e3ab503c205b14522d62632c35af086fefb [2021-11-23 15:58:44,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:44,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:44,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:44,207 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:44,208 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:44,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label39.c [2021-11-23 15:58:44,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/eea053c8e/0cf68d385b0a472f99ae0ce66b92a53b/FLAG1a15d0edb [2021-11-23 15:58:45,343 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:45,344 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/sv-benchmarks/c/eca-rers2012/Problem05_label39.c [2021-11-23 15:58:45,403 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/eea053c8e/0cf68d385b0a472f99ae0ce66b92a53b/FLAG1a15d0edb [2021-11-23 15:58:45,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/data/eea053c8e/0cf68d385b0a472f99ae0ce66b92a53b [2021-11-23 15:58:45,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:45,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:45,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:45,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:45,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:45,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8f72f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:45, skipping insertion in model container [2021-11-23 15:58:45,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:45" (1/1) ... [2021-11-23 15:58:45,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:45,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:48,097 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_e6077785-27da-4f03-b35b-690210d34ac6/sv-benchmarks/c/eca-rers2012/Problem05_label39.c[375637,375650] [2021-11-23 15:58:48,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:48,141 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:49,526 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_e6077785-27da-4f03-b35b-690210d34ac6/sv-benchmarks/c/eca-rers2012/Problem05_label39.c[375637,375650] [2021-11-23 15:58:49,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:49,654 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:49,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49 WrapperNode [2021-11-23 15:58:49,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:49,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:49,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:49,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,220 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:58:50,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:50,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:50,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:50,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:50,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:50,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:50,963 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:50,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:50,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:51,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:51,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:51,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:51,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:51,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:51,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:51,272 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:51,273 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:02,213 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:02,281 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 15:59:02,285 INFO L158 Benchmark]: Toolchain (without parser) took 16625.30ms. Allocated memory was 79.7MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 47.3MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 377.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,286 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:02,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3995.53ms. Allocated memory was 79.7MB in the beginning and 224.4MB in the end (delta: 144.7MB). Free memory was 47.1MB in the beginning and 122.3MB in the end (delta: -75.2MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 563.49ms. Allocated memory is still 224.4MB. Free memory was 122.3MB in the beginning and 85.0MB in the end (delta: 37.3MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,289 INFO L158 Benchmark]: Boogie Preprocessor took 739.45ms. Allocated memory was 224.4MB in the beginning and 467.7MB in the end (delta: 243.3MB). Free memory was 85.0MB in the beginning and 305.5MB in the end (delta: -220.5MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,290 INFO L158 Benchmark]: RCFGBuilder took 11320.97ms. Allocated memory was 467.7MB in the beginning and 1.9GB in the end (delta: 1.4GB). Free memory was 305.5MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 249.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:02,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3995.53ms. Allocated memory was 79.7MB in the beginning and 224.4MB in the end (delta: 144.7MB). Free memory was 47.1MB in the beginning and 122.3MB in the end (delta: -75.2MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 563.49ms. Allocated memory is still 224.4MB. Free memory was 122.3MB in the beginning and 85.0MB in the end (delta: 37.3MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 739.45ms. Allocated memory was 224.4MB in the beginning and 467.7MB in the end (delta: 243.3MB). Free memory was 85.0MB in the beginning and 305.5MB in the end (delta: -220.5MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * RCFGBuilder took 11320.97ms. Allocated memory was 467.7MB in the beginning and 1.9GB in the end (delta: 1.4GB). Free memory was 305.5MB in the beginning and 1.7GB in the end (delta: -1.4GB). Peak memory consumption was 249.6MB. 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 15:59:02,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6077785-27da-4f03-b35b-690210d34ac6/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