./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem05_label08.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_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/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_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/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_f2208a85-bb81-4a51-9754-0bc087d6abe3/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 c365931dc32feca7b9646775280f66fab39c62ffd3ac2f2e1910d83c243409ab --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:22,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:22,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:22,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:22,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:22,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:22,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:22,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:22,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:22,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:22,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:22,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:22,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:22,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:22,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:22,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:22,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:22,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:22,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:22,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:22,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:22,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:22,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:22,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:22,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:22,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:22,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:22,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:22,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:22,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:22,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:22,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:22,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:22,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:22,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:22,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:22,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:22,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:22,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:22,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:22,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:22,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:41:22,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:22,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:22,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:22,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:22,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:22,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:22,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:22,381 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:22,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:41:22,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:22,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:22,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:22,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:22,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:22,382 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:22,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:22,383 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:22,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:22,383 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:22,384 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:22,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:22,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:22,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:22,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:22,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:22,385 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:41:22,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:41:22,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:22,386 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_f2208a85-bb81-4a51-9754-0bc087d6abe3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c365931dc32feca7b9646775280f66fab39c62ffd3ac2f2e1910d83c243409ab [2021-11-23 15:41:22,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:22,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:22,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:22,669 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:22,670 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:22,671 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label08.c [2021-11-23 15:41:22,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/0e3094a18/9b969245a38a46208ff8af9bc7fcf8c0/FLAGa9381089f [2021-11-23 15:41:23,716 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:23,719 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/sv-benchmarks/c/eca-rers2012/Problem05_label08.c [2021-11-23 15:41:23,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/0e3094a18/9b969245a38a46208ff8af9bc7fcf8c0/FLAGa9381089f [2021-11-23 15:41:24,048 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/0e3094a18/9b969245a38a46208ff8af9bc7fcf8c0 [2021-11-23 15:41:24,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:24,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:24,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:24,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:24,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:24,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:24,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715b1fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24, skipping insertion in model container [2021-11-23 15:41:24,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:24,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:24,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:26,627 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_f2208a85-bb81-4a51-9754-0bc087d6abe3/sv-benchmarks/c/eca-rers2012/Problem05_label08.c[378623,378636] [2021-11-23 15:41:26,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:26,664 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:27,966 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_f2208a85-bb81-4a51-9754-0bc087d6abe3/sv-benchmarks/c/eca-rers2012/Problem05_label08.c[378623,378636] [2021-11-23 15:41:27,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:28,035 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:28,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28 WrapperNode [2021-11-23 15:41:28,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:28,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:28,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:28,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:28,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,576 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12346 [2021-11-23 15:41:28,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:28,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:28,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:28,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:28,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:28,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:29,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:29,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:29,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:29,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:28" (1/1) ... [2021-11-23 15:41:29,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:29,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:29,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:29,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:29,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:29,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:29,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:29,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:29,586 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:29,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:37,429 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:37,514 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 15:41:37,518 INFO L158 Benchmark]: Toolchain (without parser) took 13462.71ms. Allocated memory was 102.8MB in the beginning and 914.4MB in the end (delta: 811.6MB). Free memory was 56.1MB in the beginning and 585.4MB in the end (delta: -529.3MB). Peak memory consumption was 347.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:37,519 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:37,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3980.00ms. Allocated memory was 102.8MB in the beginning and 228.6MB in the end (delta: 125.8MB). Free memory was 56.1MB in the beginning and 125.2MB in the end (delta: -69.1MB). Peak memory consumption was 99.7MB. Max. memory is 16.1GB. [2021-11-23 15:41:37,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 539.95ms. Allocated memory is still 228.6MB. Free memory was 125.2MB in the beginning and 99.0MB in the end (delta: 26.2MB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:37,521 INFO L158 Benchmark]: Boogie Preprocessor took 798.47ms. Allocated memory was 228.6MB in the beginning and 457.2MB in the end (delta: 228.6MB). Free memory was 99.0MB in the beginning and 297.1MB in the end (delta: -198.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:41:37,522 INFO L158 Benchmark]: RCFGBuilder took 8139.04ms. Allocated memory was 457.2MB in the beginning and 914.4MB in the end (delta: 457.2MB). Free memory was 297.1MB in the beginning and 585.4MB in the end (delta: -288.4MB). Peak memory consumption was 232.8MB. Max. memory is 16.1GB. [2021-11-23 15:41:37,526 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 83.9MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3980.00ms. Allocated memory was 102.8MB in the beginning and 228.6MB in the end (delta: 125.8MB). Free memory was 56.1MB in the beginning and 125.2MB in the end (delta: -69.1MB). Peak memory consumption was 99.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 539.95ms. Allocated memory is still 228.6MB. Free memory was 125.2MB in the beginning and 99.0MB in the end (delta: 26.2MB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 798.47ms. Allocated memory was 228.6MB in the beginning and 457.2MB in the end (delta: 228.6MB). Free memory was 99.0MB in the beginning and 297.1MB in the end (delta: -198.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * RCFGBuilder took 8139.04ms. Allocated memory was 457.2MB in the beginning and 914.4MB in the end (delta: 457.2MB). Free memory was 297.1MB in the beginning and 585.4MB in the end (delta: -288.4MB). Peak memory consumption was 232.8MB. 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 15:41:37,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/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_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/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_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem05_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/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_f2208a85-bb81-4a51-9754-0bc087d6abe3/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 c365931dc32feca7b9646775280f66fab39c62ffd3ac2f2e1910d83c243409ab --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:41:39,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:41:39,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:41:40,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:41:40,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:41:40,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:41:40,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:41:40,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:41:40,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:41:40,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:41:40,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:41:40,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:41:40,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:41:40,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:41:40,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:41:40,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:41:40,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:41:40,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:41:40,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:41:40,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:41:40,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:41:40,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:41:40,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:41:40,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:41:40,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:41:40,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:41:40,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:41:40,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:41:40,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:41:40,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:41:40,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:41:40,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:41:40,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:41:40,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:41:40,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:41:40,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:41:40,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:41:40,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:41:40,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:41:40,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:41:40,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:41:40,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:41:40,167 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:41:40,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:41:40,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:41:40,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:41:40,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:41:40,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:41:40,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:41:40,171 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:41:40,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:41:40,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:41:40,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:41:40,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:41:40,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:41:40,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:41:40,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:41:40,174 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:41:40,174 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:41:40,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:41:40,174 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:41:40,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:41:40,175 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:41:40,175 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:41:40,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:41:40,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:40,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:41:40,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:41:40,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:41:40,177 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:41:40,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:41:40,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:41:40,177 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:41:40,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:41:40,178 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_f2208a85-bb81-4a51-9754-0bc087d6abe3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c365931dc32feca7b9646775280f66fab39c62ffd3ac2f2e1910d83c243409ab [2021-11-23 15:41:40,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:41:40,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:41:40,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:41:40,590 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:41:40,591 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:41:40,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem05_label08.c [2021-11-23 15:41:40,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/3197f210c/88481efa27704f82a1357af55ede072c/FLAG74a9bec07 [2021-11-23 15:41:41,762 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:41:41,764 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/sv-benchmarks/c/eca-rers2012/Problem05_label08.c [2021-11-23 15:41:41,811 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/3197f210c/88481efa27704f82a1357af55ede072c/FLAG74a9bec07 [2021-11-23 15:41:42,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/data/3197f210c/88481efa27704f82a1357af55ede072c [2021-11-23 15:41:42,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:41:42,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:41:42,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:42,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:41:42,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:41:42,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b71a9d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:42, skipping insertion in model container [2021-11-23 15:41:42,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:41:42" (1/1) ... [2021-11-23 15:41:42,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:41:42,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:44,774 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_f2208a85-bb81-4a51-9754-0bc087d6abe3/sv-benchmarks/c/eca-rers2012/Problem05_label08.c[378623,378636] [2021-11-23 15:41:44,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:44,806 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:46,026 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_f2208a85-bb81-4a51-9754-0bc087d6abe3/sv-benchmarks/c/eca-rers2012/Problem05_label08.c[378623,378636] [2021-11-23 15:41:46,035 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:46,130 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:46,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46 WrapperNode [2021-11-23 15:41:46,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:46,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:46,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:46,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:46,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,731 INFO L137 Inliner]: procedures = 21, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 12337 [2021-11-23 15:41:46,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:46,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:46,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:46,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:46,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:46,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:47,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:47,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:47,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:47,420 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:46" (1/1) ... [2021-11-23 15:41:47,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:47,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:47,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:47,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:47,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:41:47,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:47,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:47,645 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:47,691 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:41:57,657 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:41:57,742 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 15:41:57,747 INFO L158 Benchmark]: Toolchain (without parser) took 15703.25ms. Allocated memory was 73.4MB in the beginning and 977.3MB in the end (delta: 903.9MB). Free memory was 32.6MB in the beginning and 315.4MB in the end (delta: -282.8MB). Peak memory consumption was 618.7MB. Max. memory is 16.1GB. [2021-11-23 15:41:57,747 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:41:57,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4088.31ms. Allocated memory was 73.4MB in the beginning and 161.5MB in the end (delta: 88.1MB). Free memory was 32.6MB in the beginning and 72.3MB in the end (delta: -39.6MB). Peak memory consumption was 95.3MB. Max. memory is 16.1GB. [2021-11-23 15:41:57,749 INFO L158 Benchmark]: Boogie Procedure Inliner took 598.74ms. Allocated memory was 161.5MB in the beginning and 264.2MB in the end (delta: 102.8MB). Free memory was 72.3MB in the beginning and 117.8MB in the end (delta: -45.6MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2021-11-23 15:41:57,750 INFO L158 Benchmark]: Boogie Preprocessor took 685.52ms. Allocated memory is still 264.2MB. Free memory was 117.8MB in the beginning and 125.8MB in the end (delta: -7.9MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2021-11-23 15:41:57,751 INFO L158 Benchmark]: RCFGBuilder took 10325.08ms. Allocated memory was 264.2MB in the beginning and 977.3MB in the end (delta: 713.0MB). Free memory was 125.6MB in the beginning and 315.4MB in the end (delta: -189.8MB). Peak memory consumption was 521.1MB. Max. memory is 16.1GB. [2021-11-23 15:41:57,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4088.31ms. Allocated memory was 73.4MB in the beginning and 161.5MB in the end (delta: 88.1MB). Free memory was 32.6MB in the beginning and 72.3MB in the end (delta: -39.6MB). Peak memory consumption was 95.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 598.74ms. Allocated memory was 161.5MB in the beginning and 264.2MB in the end (delta: 102.8MB). Free memory was 72.3MB in the beginning and 117.8MB in the end (delta: -45.6MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 685.52ms. Allocated memory is still 264.2MB. Free memory was 117.8MB in the beginning and 125.8MB in the end (delta: -7.9MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10325.08ms. Allocated memory was 264.2MB in the beginning and 977.3MB in the end (delta: 713.0MB). Free memory was 125.6MB in the beginning and 315.4MB in the end (delta: -189.8MB). Peak memory consumption was 521.1MB. 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 15:41:57,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2208a85-bb81-4a51-9754-0bc087d6abe3/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable