./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label15.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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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 aacc76a5b8f972927524a85f8ea4b99cc049d27f5d90192cb961dbf1fd5d0c86 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:22,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:22,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:22,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:22,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:22,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:22,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:22,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:22,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:22,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:22,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:22,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:22,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:22,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:22,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:22,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:22,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:22,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:22,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:22,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:22,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:22,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:22,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:22,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:22,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:22,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:22,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:22,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:22,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:22,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:22,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:22,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:22,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:22,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:22,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:22,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:22,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:22,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:22,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:22,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:22,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:22,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:43:22,451 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:22,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:22,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:22,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:22,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:22,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:22,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:22,464 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:22,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:43:22,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:22,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:22,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:22,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:22,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:22,467 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:22,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:22,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:22,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:22,469 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:22,469 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:22,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:22,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:22,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:22,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:22,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:22,471 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:43:22,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:43:22,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:22,472 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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aacc76a5b8f972927524a85f8ea4b99cc049d27f5d90192cb961dbf1fd5d0c86 [2021-11-23 15:43:22,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:22,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:22,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:22,759 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:22,760 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:22,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2021-11-23 15:43:22,841 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/21b66fdda/82b88db99e8c40d080d08f986fed3180/FLAG6af780f0e [2021-11-23 15:43:23,469 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:23,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2021-11-23 15:43:23,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/21b66fdda/82b88db99e8c40d080d08f986fed3180/FLAG6af780f0e [2021-11-23 15:43:23,684 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/21b66fdda/82b88db99e8c40d080d08f986fed3180 [2021-11-23 15:43:23,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:23,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:23,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:23,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:23,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:23,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:23" (1/1) ... [2021-11-23 15:43:23,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6bed89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:23, skipping insertion in model container [2021-11-23 15:43:23,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:23" (1/1) ... [2021-11-23 15:43:23,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:23,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:24,044 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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/sv-benchmarks/c/eca-rers2012/Problem14_label15.c[6619,6632] [2021-11-23 15:43:24,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:24,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:24,301 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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/sv-benchmarks/c/eca-rers2012/Problem14_label15.c[6619,6632] [2021-11-23 15:43:24,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:24,416 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:24,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24 WrapperNode [2021-11-23 15:43:24,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:24,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:24,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:24,419 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:24,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,547 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:43:24,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:24,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:24,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:24,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:24,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:24,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:24,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:24,665 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:24,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:24" (1/1) ... [2021-11-23 15:43:24,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:24,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:24,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:24,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:43:24,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:24,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:24,827 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:24,828 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:26,398 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:26,454 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 15:43:26,459 INFO L158 Benchmark]: Toolchain (without parser) took 2767.10ms. Allocated memory is still 121.6MB. Free memory was 85.5MB in the beginning and 78.7MB in the end (delta: 6.8MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2021-11-23 15:43:26,460 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 61.1MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:26,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.48ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 75.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:26,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.31ms. Allocated memory is still 121.6MB. Free memory was 75.1MB in the beginning and 65.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:43:26,465 INFO L158 Benchmark]: Boogie Preprocessor took 114.50ms. Allocated memory is still 121.6MB. Free memory was 65.5MB in the beginning and 60.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:43:26,466 INFO L158 Benchmark]: RCFGBuilder took 1793.18ms. Allocated memory is still 121.6MB. Free memory was 59.6MB in the beginning and 78.7MB in the end (delta: -19.2MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2021-11-23 15:43:26,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 61.1MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.48ms. Allocated memory is still 121.6MB. Free memory was 85.2MB in the beginning and 75.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.31ms. Allocated memory is still 121.6MB. Free memory was 75.1MB in the beginning and 65.5MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.50ms. Allocated memory is still 121.6MB. Free memory was 65.5MB in the beginning and 60.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1793.18ms. Allocated memory is still 121.6MB. Free memory was 59.6MB in the beginning and 78.7MB in the end (delta: -19.2MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:43:26,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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 aacc76a5b8f972927524a85f8ea4b99cc049d27f5d90192cb961dbf1fd5d0c86 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:43:28,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:43:28,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:43:28,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:43:28,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:43:28,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:43:28,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:43:28,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:43:28,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:43:28,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:43:28,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:43:28,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:43:28,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:43:28,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:43:28,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:43:28,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:43:28,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:43:28,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:43:28,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:43:28,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:43:28,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:43:28,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:43:28,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:43:28,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:43:28,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:43:28,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:43:28,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:43:28,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:43:28,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:43:28,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:43:28,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:43:28,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:43:28,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:43:28,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:43:28,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:43:28,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:43:28,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:43:28,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:43:28,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:43:28,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:43:28,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:43:28,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:43:28,998 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:43:28,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:43:29,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:43:29,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:43:29,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:43:29,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:43:29,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:43:29,003 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:43:29,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:43:29,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:43:29,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:43:29,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:43:29,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:43:29,005 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:43:29,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:43:29,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:43:29,006 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:43:29,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:43:29,006 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:43:29,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:43:29,007 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:43:29,007 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:43:29,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:43:29,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:29,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:43:29,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:43:29,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:43:29,008 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:43:29,009 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:43:29,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:43:29,009 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:43:29,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:43:29,010 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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aacc76a5b8f972927524a85f8ea4b99cc049d27f5d90192cb961dbf1fd5d0c86 [2021-11-23 15:43:29,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:43:29,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:43:29,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:43:29,439 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:43:29,440 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:43:29,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2021-11-23 15:43:29,507 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/1dfba1dda/7e9e6bf651644749ac1ad962a3d61818/FLAG653e2eece [2021-11-23 15:43:30,132 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:43:30,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/sv-benchmarks/c/eca-rers2012/Problem14_label15.c [2021-11-23 15:43:30,149 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/1dfba1dda/7e9e6bf651644749ac1ad962a3d61818/FLAG653e2eece [2021-11-23 15:43:30,346 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/data/1dfba1dda/7e9e6bf651644749ac1ad962a3d61818 [2021-11-23 15:43:30,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:43:30,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:43:30,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:30,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:43:30,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:43:30,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:30" (1/1) ... [2021-11-23 15:43:30,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5299c85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:30, skipping insertion in model container [2021-11-23 15:43:30,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:43:30" (1/1) ... [2021-11-23 15:43:30,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:43:30,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:30,661 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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/sv-benchmarks/c/eca-rers2012/Problem14_label15.c[6619,6632] [2021-11-23 15:43:30,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:30,956 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:30,994 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_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/sv-benchmarks/c/eca-rers2012/Problem14_label15.c[6619,6632] [2021-11-23 15:43:31,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:31,141 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:31,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31 WrapperNode [2021-11-23 15:43:31,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:31,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:31,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:31,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:31,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,258 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:43:31,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:31,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:31,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:31,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:31,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:31,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:31,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:31,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:31,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:31" (1/1) ... [2021-11-23 15:43:31,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:31,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:31,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:31,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:31,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:31,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:43:31,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:31,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:31,541 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:31,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:43:34,813 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:43:34,845 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 15:43:34,849 INFO L158 Benchmark]: Toolchain (without parser) took 4497.70ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 53.1MB in the beginning and 52.5MB in the end (delta: 656.9kB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,850 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:43:34,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.04ms. Allocated memory is still 73.4MB. Free memory was 52.9MB in the beginning and 32.8MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.55ms. Allocated memory is still 73.4MB. Free memory was 32.8MB in the beginning and 49.7MB in the end (delta: -16.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,852 INFO L158 Benchmark]: Boogie Preprocessor took 73.77ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 44.7MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,853 INFO L158 Benchmark]: RCFGBuilder took 3513.87ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 44.7MB in the beginning and 52.5MB in the end (delta: -7.8MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2021-11-23 15:43:34,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.04ms. Allocated memory is still 73.4MB. Free memory was 52.9MB in the beginning and 32.8MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.55ms. Allocated memory is still 73.4MB. Free memory was 32.8MB in the beginning and 49.7MB in the end (delta: -16.9MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.77ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 44.7MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3513.87ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 44.7MB in the beginning and 52.5MB in the end (delta: -7.8MB). Peak memory consumption was 31.7MB. 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 15:43:34,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62266dcc-7a4b-44b9-8c30-ce3977eeba9f/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