./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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 df91cf7fabdfc9cc20a98958eabb18c5ea381c0ab10bc73ecd71f7b0a0a9ac91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:16,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:16,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:16,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:16,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:16,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:16,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:16,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:16,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:16,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:16,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:16,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:16,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:16,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:16,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:16,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:16,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:16,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:16,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:16,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:16,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:16,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:16,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:16,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:16,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:16,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:16,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:16,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:16,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:16,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:16,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:16,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:16,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:16,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:16,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:16,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:16,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:16,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:16,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:16,391 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:16,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:16,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:06:16,421 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:16,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:16,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:16,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:16,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:16,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:16,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:16,427 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:16,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:16,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:16,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:16,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:16,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:16,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:16,436 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:16,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:16,436 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:16,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:16,437 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:16,437 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:16,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:16,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:16,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:16,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:16,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:16,439 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:16,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:16,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:16,440 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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df91cf7fabdfc9cc20a98958eabb18c5ea381c0ab10bc73ecd71f7b0a0a9ac91 [2021-11-23 15:06:16,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:16,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:16,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:16,832 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:16,833 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:16,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label39.c [2021-11-23 15:06:16,931 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/2f2147656/036c3866ff064153996a1f75fc6da958/FLAG892528e55 [2021-11-23 15:06:17,923 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:17,924 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/sv-benchmarks/c/eca-rers2012/Problem06_label39.c [2021-11-23 15:06:17,987 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/2f2147656/036c3866ff064153996a1f75fc6da958/FLAG892528e55 [2021-11-23 15:06:18,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/2f2147656/036c3866ff064153996a1f75fc6da958 [2021-11-23 15:06:18,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:18,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:18,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:18,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:18,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:18,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:18" (1/1) ... [2021-11-23 15:06:18,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df7afd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:18, skipping insertion in model container [2021-11-23 15:06:18,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:18" (1/1) ... [2021-11-23 15:06:18,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:18,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:21,137 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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/sv-benchmarks/c/eca-rers2012/Problem06_label39.c[333799,333812] [2021-11-23 15:06:21,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:21,185 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:22,500 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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/sv-benchmarks/c/eca-rers2012/Problem06_label39.c[333799,333812] [2021-11-23 15:06:22,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:22,589 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:22,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22 WrapperNode [2021-11-23 15:06:22,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:22,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:22,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:22,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:22,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:22,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,086 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:06:23,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:23,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:23,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:23,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:23,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:23,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:23,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:23,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:23,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:22" (1/1) ... [2021-11-23 15:06:23,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:23,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:23,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:23,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:23,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:23,989 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:23,990 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:30,855 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:30,917 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 15:06:30,922 INFO L158 Benchmark]: Toolchain (without parser) took 12654.50ms. Allocated memory was 113.2MB in the beginning and 633.3MB in the end (delta: 520.1MB). Free memory was 70.9MB in the beginning and 349.6MB in the end (delta: -278.7MB). Peak memory consumption was 303.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:30,923 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 55.8MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:30,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4319.60ms. Allocated memory was 113.2MB in the beginning and 216.0MB in the end (delta: 102.8MB). Free memory was 70.9MB in the beginning and 110.7MB in the end (delta: -39.8MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:30,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 494.30ms. Allocated memory is still 216.0MB. Free memory was 109.6MB in the beginning and 78.0MB in the end (delta: 31.6MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:30,927 INFO L158 Benchmark]: Boogie Preprocessor took 551.97ms. Allocated memory is still 216.0MB. Free memory was 78.0MB in the beginning and 68.5MB in the end (delta: 9.5MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:30,928 INFO L158 Benchmark]: RCFGBuilder took 7279.61ms. Allocated memory was 216.0MB in the beginning and 633.3MB in the end (delta: 417.3MB). Free memory was 68.5MB in the beginning and 349.6MB in the end (delta: -281.2MB). Peak memory consumption was 201.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:30,932 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 55.8MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4319.60ms. Allocated memory was 113.2MB in the beginning and 216.0MB in the end (delta: 102.8MB). Free memory was 70.9MB in the beginning and 110.7MB in the end (delta: -39.8MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 494.30ms. Allocated memory is still 216.0MB. Free memory was 109.6MB in the beginning and 78.0MB in the end (delta: 31.6MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 551.97ms. Allocated memory is still 216.0MB. Free memory was 78.0MB in the beginning and 68.5MB in the end (delta: 9.5MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * RCFGBuilder took 7279.61ms. Allocated memory was 216.0MB in the beginning and 633.3MB in the end (delta: 417.3MB). Free memory was 68.5MB in the beginning and 349.6MB in the end (delta: -281.2MB). Peak memory consumption was 201.3MB. 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 15:06:30,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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 df91cf7fabdfc9cc20a98958eabb18c5ea381c0ab10bc73ecd71f7b0a0a9ac91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:33,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:33,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:33,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:33,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:33,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:33,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:33,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:33,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:33,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:33,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:33,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:33,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:33,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:33,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:33,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:33,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:33,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:33,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:33,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:33,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:33,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:33,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:33,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:33,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:33,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:33,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:33,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:33,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:33,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:33,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:33,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:33,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:33,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:33,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:33,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:33,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:33,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:33,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:33,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:33,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:33,941 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:34,016 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:34,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:34,018 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:34,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:34,020 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:34,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:34,021 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:34,021 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:34,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:34,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:34,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:34,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:34,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:34,024 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:34,024 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:34,024 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:34,024 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:34,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:34,025 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:34,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:34,025 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:34,026 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:34,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:34,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:34,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:34,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:34,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:34,027 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:34,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:34,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:34,028 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:34,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:34,029 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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df91cf7fabdfc9cc20a98958eabb18c5ea381c0ab10bc73ecd71f7b0a0a9ac91 [2021-11-23 15:06:34,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:34,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:34,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:34,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:34,558 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:34,562 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label39.c [2021-11-23 15:06:34,642 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/5f59a7e69/e45ed28d65c54768943d9327bba662db/FLAG1e7d74dd3 [2021-11-23 15:06:35,864 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:35,865 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/sv-benchmarks/c/eca-rers2012/Problem06_label39.c [2021-11-23 15:06:35,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/5f59a7e69/e45ed28d65c54768943d9327bba662db/FLAG1e7d74dd3 [2021-11-23 15:06:36,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/data/5f59a7e69/e45ed28d65c54768943d9327bba662db [2021-11-23 15:06:36,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:36,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:36,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:36,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:36,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:36,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ff4b8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:36, skipping insertion in model container [2021-11-23 15:06:36,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:36" (1/1) ... [2021-11-23 15:06:36,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:36,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:38,805 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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/sv-benchmarks/c/eca-rers2012/Problem06_label39.c[333799,333812] [2021-11-23 15:06:38,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:38,852 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:40,265 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_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/sv-benchmarks/c/eca-rers2012/Problem06_label39.c[333799,333812] [2021-11-23 15:06:40,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:40,324 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:40,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40 WrapperNode [2021-11-23 15:06:40,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:40,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:40,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:40,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:40,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:40,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,018 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:06:41,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:41,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:41,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:41,020 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:41,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:41,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:41,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:41,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:41,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:40" (1/1) ... [2021-11-23 15:06:41,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:41,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:41,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:41,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:41,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:41,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:41,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:41,930 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:41,932 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:51,809 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:51,876 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 15:06:51,881 INFO L158 Benchmark]: Toolchain (without parser) took 15814.89ms. Allocated memory was 81.8MB in the beginning and 528.5MB in the end (delta: 446.7MB). Free memory was 51.6MB in the beginning and 172.4MB in the end (delta: -120.8MB). Peak memory consumption was 357.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:51,882 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:51,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4256.15ms. Allocated memory was 81.8MB in the beginning and 165.7MB in the end (delta: 83.9MB). Free memory was 51.4MB in the beginning and 66.1MB in the end (delta: -14.7MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:51,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 692.17ms. Allocated memory was 165.7MB in the beginning and 255.9MB in the end (delta: 90.2MB). Free memory was 66.1MB in the beginning and 131.4MB in the end (delta: -65.3MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:51,885 INFO L158 Benchmark]: Boogie Preprocessor took 585.72ms. Allocated memory is still 255.9MB. Free memory was 131.4MB in the beginning and 100.1MB in the end (delta: 31.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:06:51,885 INFO L158 Benchmark]: RCFGBuilder took 10272.92ms. Allocated memory was 255.9MB in the beginning and 528.5MB in the end (delta: 272.6MB). Free memory was 100.1MB in the beginning and 172.4MB in the end (delta: -72.3MB). Peak memory consumption was 231.7MB. Max. memory is 16.1GB. [2021-11-23 15:06:51,889 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory is still 61.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4256.15ms. Allocated memory was 81.8MB in the beginning and 165.7MB in the end (delta: 83.9MB). Free memory was 51.4MB in the beginning and 66.1MB in the end (delta: -14.7MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 692.17ms. Allocated memory was 165.7MB in the beginning and 255.9MB in the end (delta: 90.2MB). Free memory was 66.1MB in the beginning and 131.4MB in the end (delta: -65.3MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 585.72ms. Allocated memory is still 255.9MB. Free memory was 131.4MB in the beginning and 100.1MB in the end (delta: 31.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * RCFGBuilder took 10272.92ms. Allocated memory was 255.9MB in the beginning and 528.5MB in the end (delta: 272.6MB). Free memory was 100.1MB in the beginning and 172.4MB in the end (delta: -72.3MB). Peak memory consumption was 231.7MB. 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 15:06:51,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4baa8f15-cfc9-44a0-81af-8ca2cd70ae6f/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