./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label50.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_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/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_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/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_c030a5b5-a25c-440d-9da4-897c54438241/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 cabd2cc9368a1fd53faf27e2a7a4ccdcdf6a17474587802b8d08bd6693974fab --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:38,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:38,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:38,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:38,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:38,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:38,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:38,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:38,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:38,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:38,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:38,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:38,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:38,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:38,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:38,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:38,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:38,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:38,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:38,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:38,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:38,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:38,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:38,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:38,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:38,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:38,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:38,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:38,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:38,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:38,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:38,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:38,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:38,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:38,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:38,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:38,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:38,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:38,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:38,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:38,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:38,378 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:44:38,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:38,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:38,405 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:38,405 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:38,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:38,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:38,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:38,407 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:38,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:44:38,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:38,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:38,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:38,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:38,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:38,410 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:38,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:38,411 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:38,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:38,412 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:38,412 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:38,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:38,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:38,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:38,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:38,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:38,414 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:44:38,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:44:38,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:38,415 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_c030a5b5-a25c-440d-9da4-897c54438241/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cabd2cc9368a1fd53faf27e2a7a4ccdcdf6a17474587802b8d08bd6693974fab [2021-11-23 15:44:38,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:38,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:38,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:38,692 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:38,693 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:38,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label50.c [2021-11-23 15:44:38,782 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/0a7ebff7a/821f87ae670b49cfadaabd6c65e237c8/FLAGb7137daf8 [2021-11-23 15:44:39,646 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:39,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/sv-benchmarks/c/eca-rers2012/Problem12_label50.c [2021-11-23 15:44:39,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/0a7ebff7a/821f87ae670b49cfadaabd6c65e237c8/FLAGb7137daf8 [2021-11-23 15:44:40,063 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/0a7ebff7a/821f87ae670b49cfadaabd6c65e237c8 [2021-11-23 15:44:40,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:40,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:40,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:40,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:40,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:40,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:40" (1/1) ... [2021-11-23 15:44:40,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb7f305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:40, skipping insertion in model container [2021-11-23 15:44:40,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:40" (1/1) ... [2021-11-23 15:44:40,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:40,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:40,499 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_c030a5b5-a25c-440d-9da4-897c54438241/sv-benchmarks/c/eca-rers2012/Problem12_label50.c[2573,2586] [2021-11-23 15:44:41,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:41,599 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:41,618 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_c030a5b5-a25c-440d-9da4-897c54438241/sv-benchmarks/c/eca-rers2012/Problem12_label50.c[2573,2586] [2021-11-23 15:44:42,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:42,239 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:42,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42 WrapperNode [2021-11-23 15:44:42,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:42,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:42,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:42,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:42,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,656 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:44:42,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:42,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:42,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:42,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:42,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:42,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:43,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:43,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:43,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:43,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:43,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:43,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:43,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:42" (1/1) ... [2021-11-23 15:44:43,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:43,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:43,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:43,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:44:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:43,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:43,438 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:43,439 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:44:47,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:44:47,997 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 15:44:48,002 INFO L158 Benchmark]: Toolchain (without parser) took 7932.55ms. Allocated memory was 100.7MB in the beginning and 513.8MB in the end (delta: 413.1MB). Free memory was 51.5MB in the beginning and 376.5MB in the end (delta: -325.0MB). Peak memory consumption was 205.2MB. Max. memory is 16.1GB. [2021-11-23 15:44:48,003 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 71.4MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:44:48,005 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2169.58ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 51.2MB in the beginning and 107.4MB in the end (delta: -56.2MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 15:44:48,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 415.50ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 62.4MB in the end (delta: 45.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2021-11-23 15:44:48,008 INFO L158 Benchmark]: Boogie Preprocessor took 430.85ms. Allocated memory is still 163.6MB. Free memory was 62.4MB in the beginning and 49.3MB in the end (delta: 13.2MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2021-11-23 15:44:48,009 INFO L158 Benchmark]: RCFGBuilder took 4910.99ms. Allocated memory was 163.6MB in the beginning and 513.8MB in the end (delta: 350.2MB). Free memory was 49.3MB in the beginning and 376.5MB in the end (delta: -327.2MB). Peak memory consumption was 144.1MB. Max. memory is 16.1GB. [2021-11-23 15:44:48,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 71.4MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2169.58ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 51.2MB in the beginning and 107.4MB in the end (delta: -56.2MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 415.50ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 62.4MB in the end (delta: 45.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 430.85ms. Allocated memory is still 163.6MB. Free memory was 62.4MB in the beginning and 49.3MB in the end (delta: 13.2MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4910.99ms. Allocated memory was 163.6MB in the beginning and 513.8MB in the end (delta: 350.2MB). Free memory was 49.3MB in the beginning and 376.5MB in the end (delta: -327.2MB). Peak memory consumption was 144.1MB. 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 15:44:48,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/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_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/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_c030a5b5-a25c-440d-9da4-897c54438241/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 cabd2cc9368a1fd53faf27e2a7a4ccdcdf6a17474587802b8d08bd6693974fab --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:44:50,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:44:50,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:44:50,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:44:50,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:44:50,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:44:50,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:44:50,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:44:50,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:44:50,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:44:50,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:44:50,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:44:50,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:44:50,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:44:50,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:44:50,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:44:50,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:44:50,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:44:50,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:44:50,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:44:50,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:44:50,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:44:50,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:44:50,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:44:50,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:44:50,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:44:50,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:44:50,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:44:50,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:44:50,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:44:50,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:44:50,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:44:50,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:44:50,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:44:50,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:44:50,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:44:50,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:44:50,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:44:50,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:44:50,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:44:50,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:44:50,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:44:50,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:44:50,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:44:50,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:44:50,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:44:50,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:44:50,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:44:50,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:44:50,685 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:44:50,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:44:50,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:44:50,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:44:50,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:44:50,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:44:50,688 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:44:50,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:44:50,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:44:50,688 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:44:50,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:44:50,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:44:50,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:44:50,689 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:44:50,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:44:50,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:44:50,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:50,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:44:50,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:44:50,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:44:50,691 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:44:50,691 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:44:50,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:44:50,692 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:44:50,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:44:50,693 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_c030a5b5-a25c-440d-9da4-897c54438241/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cabd2cc9368a1fd53faf27e2a7a4ccdcdf6a17474587802b8d08bd6693974fab [2021-11-23 15:44:51,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:44:51,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:44:51,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:44:51,078 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:44:51,079 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:44:51,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label50.c [2021-11-23 15:44:51,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/eb0aeb26d/16c09ecec83849b4b853df561158a93b/FLAGebbeb49d5 [2021-11-23 15:44:51,893 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:44:51,894 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/sv-benchmarks/c/eca-rers2012/Problem12_label50.c [2021-11-23 15:44:51,922 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/eb0aeb26d/16c09ecec83849b4b853df561158a93b/FLAGebbeb49d5 [2021-11-23 15:44:51,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/data/eb0aeb26d/16c09ecec83849b4b853df561158a93b [2021-11-23 15:44:51,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:44:51,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:44:51,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:51,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:44:51,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:44:51,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:51" (1/1) ... [2021-11-23 15:44:51,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@100017c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:51, skipping insertion in model container [2021-11-23 15:44:51,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:44:51" (1/1) ... [2021-11-23 15:44:51,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:44:52,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:44:52,379 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_c030a5b5-a25c-440d-9da4-897c54438241/sv-benchmarks/c/eca-rers2012/Problem12_label50.c[2573,2586] [2021-11-23 15:44:53,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:53,559 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:44:53,591 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_c030a5b5-a25c-440d-9da4-897c54438241/sv-benchmarks/c/eca-rers2012/Problem12_label50.c[2573,2586] [2021-11-23 15:44:54,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:44:54,288 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:44:54,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54 WrapperNode [2021-11-23 15:44:54,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:44:54,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:54,292 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:44:54,292 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:44:54,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,582 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:44:54,582 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:44:54,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:44:54,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:44:54,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:44:54,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:44:54,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:44:54,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:44:54,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:44:54,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:44:54" (1/1) ... [2021-11-23 15:44:54,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:44:54,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:44:55,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:44:55,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:44:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:44:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:44:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:44:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:44:55,250 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:44:55,255 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:22,322 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:22,396 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 15:45:22,404 INFO L158 Benchmark]: Toolchain (without parser) took 30420.24ms. Allocated memory was 56.6MB in the beginning and 408.9MB in the end (delta: 352.3MB). Free memory was 33.2MB in the beginning and 226.5MB in the end (delta: -193.2MB). Peak memory consumption was 162.5MB. Max. memory is 16.1GB. [2021-11-23 15:45:22,406 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:22,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2305.18ms. Allocated memory was 56.6MB in the beginning and 132.1MB in the end (delta: 75.5MB). Free memory was 32.9MB in the beginning and 61.9MB in the end (delta: -29.0MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2021-11-23 15:45:22,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 291.23ms. Allocated memory is still 132.1MB. Free memory was 61.9MB in the beginning and 55.7MB in the end (delta: 6.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 15:45:22,410 INFO L158 Benchmark]: Boogie Preprocessor took 345.48ms. Allocated memory is still 132.1MB. Free memory was 55.7MB in the beginning and 59.4MB in the end (delta: -3.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-11-23 15:45:22,411 INFO L158 Benchmark]: RCFGBuilder took 27472.02ms. Allocated memory was 132.1MB in the beginning and 408.9MB in the end (delta: 276.8MB). Free memory was 59.4MB in the beginning and 226.5MB in the end (delta: -167.1MB). Peak memory consumption was 114.5MB. Max. memory is 16.1GB. [2021-11-23 15:45:22,422 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 37.8MB in the beginning and 37.7MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2305.18ms. Allocated memory was 56.6MB in the beginning and 132.1MB in the end (delta: 75.5MB). Free memory was 32.9MB in the beginning and 61.9MB in the end (delta: -29.0MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 291.23ms. Allocated memory is still 132.1MB. Free memory was 61.9MB in the beginning and 55.7MB in the end (delta: 6.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 345.48ms. Allocated memory is still 132.1MB. Free memory was 55.7MB in the beginning and 59.4MB in the end (delta: -3.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * RCFGBuilder took 27472.02ms. Allocated memory was 132.1MB in the beginning and 408.9MB in the end (delta: 276.8MB). Free memory was 59.4MB in the beginning and 226.5MB in the end (delta: -167.1MB). Peak memory consumption was 114.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:45:22,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c030a5b5-a25c-440d-9da4-897c54438241/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