./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label10.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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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 0020262eba5474e3784f7f1343eb8b68c85d1b28aae47daf6eecda6cdc03e612 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:09,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:09,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:09,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:09,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:09,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:09,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:09,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:09,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:09,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:09,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:09,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:09,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:09,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:09,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:09,657 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:09,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:09,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:09,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:09,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:09,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:09,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:09,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:09,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:09,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:09,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:09,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:09,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:09,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:09,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:09,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:09,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:09,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:09,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:09,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:09,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:09,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:09,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:09,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:09,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:09,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:09,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:09,776 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:09,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:09,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:09,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:09,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:09,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:09,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:09,783 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:09,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:09,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:09,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:09,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:09,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:09,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:09,786 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:09,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:09,787 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:09,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:09,787 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:09,787 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:09,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:09,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:09,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:09,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:09,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:09,789 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:09,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:09,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:09,790 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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0020262eba5474e3784f7f1343eb8b68c85d1b28aae47daf6eecda6cdc03e612 [2021-11-23 15:51:10,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:10,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:10,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:10,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:10,198 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:10,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label10.c [2021-11-23 15:51:10,280 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/fa1f6f593/0bd6e87c9b8a4d559f19792b057a81ef/FLAGdf5b61b1b [2021-11-23 15:51:11,482 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:11,484 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/sv-benchmarks/c/eca-rers2012/Problem19_label10.c [2021-11-23 15:51:11,562 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/fa1f6f593/0bd6e87c9b8a4d559f19792b057a81ef/FLAGdf5b61b1b [2021-11-23 15:51:11,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/fa1f6f593/0bd6e87c9b8a4d559f19792b057a81ef [2021-11-23 15:51:11,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:11,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:11,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:11,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:11,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:11,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:11,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451fa501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:11, skipping insertion in model container [2021-11-23 15:51:11,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:11" (1/1) ... [2021-11-23 15:51:11,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:11,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:12,207 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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/sv-benchmarks/c/eca-rers2012/Problem19_label10.c[1448,1461] [2021-11-23 15:51:13,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:13,906 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:13,927 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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/sv-benchmarks/c/eca-rers2012/Problem19_label10.c[1448,1461] [2021-11-23 15:51:15,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:15,151 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:15,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15 WrapperNode [2021-11-23 15:51:15,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:15,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:15,153 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:15,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:15,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:15,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:16,424 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:51:16,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:16,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:16,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:16,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:16,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:16,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:16,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:16,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:17,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:17,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:17,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:17,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:17,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:17,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:17,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:17,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:15" (1/1) ... [2021-11-23 15:51:17,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:17,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:17,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:17,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:17,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:17,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:17,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:17,875 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:17,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:27,403 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:27,468 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 15:51:27,479 INFO L158 Benchmark]: Toolchain (without parser) took 15809.31ms. Allocated memory was 102.8MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 52.3MB in the beginning and 1.4GB in the end (delta: -1.4GB). Peak memory consumption was 427.3MB. Max. memory is 16.1GB. [2021-11-23 15:51:27,480 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:27,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3480.98ms. Allocated memory was 102.8MB in the beginning and 207.6MB in the end (delta: 104.9MB). Free memory was 52.1MB in the beginning and 94.2MB in the end (delta: -42.2MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:27,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 1271.80ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 94.2MB in the beginning and 227.9MB in the end (delta: -133.6MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2021-11-23 15:51:27,484 INFO L158 Benchmark]: Boogie Preprocessor took 1189.91ms. Allocated memory was 415.2MB in the beginning and 899.7MB in the end (delta: 484.4MB). Free memory was 227.9MB in the beginning and 665.1MB in the end (delta: -437.3MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:27,486 INFO L158 Benchmark]: RCFGBuilder took 9859.47ms. Allocated memory was 899.7MB in the beginning and 1.8GB in the end (delta: 899.7MB). Free memory was 665.1MB in the beginning and 1.4GB in the end (delta: -748.7MB). Peak memory consumption was 242.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:27,495 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 83.9MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3480.98ms. Allocated memory was 102.8MB in the beginning and 207.6MB in the end (delta: 104.9MB). Free memory was 52.1MB in the beginning and 94.2MB in the end (delta: -42.2MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1271.80ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 94.2MB in the beginning and 227.9MB in the end (delta: -133.6MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1189.91ms. Allocated memory was 415.2MB in the beginning and 899.7MB in the end (delta: 484.4MB). Free memory was 227.9MB in the beginning and 665.1MB in the end (delta: -437.3MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9859.47ms. Allocated memory was 899.7MB in the beginning and 1.8GB in the end (delta: 899.7MB). Free memory was 665.1MB in the beginning and 1.4GB in the end (delta: -748.7MB). Peak memory consumption was 242.2MB. 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 15:51:27,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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 0020262eba5474e3784f7f1343eb8b68c85d1b28aae47daf6eecda6cdc03e612 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:30,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:30,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:30,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:30,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:30,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:30,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:30,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:30,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:30,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:30,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:30,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:30,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:30,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:30,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:30,180 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:30,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:30,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:30,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:30,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:30,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:30,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:30,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:30,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:30,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:30,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:30,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:30,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:30,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:30,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:30,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:30,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:30,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:30,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:30,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:30,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:30,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:30,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:30,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:30,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:30,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:30,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:30,260 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:30,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:30,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:30,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:30,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:30,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:30,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:30,264 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:30,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:30,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:30,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:30,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:30,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:30,265 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:30,265 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:30,265 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:30,266 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:30,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:30,266 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:30,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:30,267 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:30,267 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:30,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:30,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:30,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:30,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:30,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:30,268 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:30,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:30,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:30,269 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:30,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:30,270 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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0020262eba5474e3784f7f1343eb8b68c85d1b28aae47daf6eecda6cdc03e612 [2021-11-23 15:51:30,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:30,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:30,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:30,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:30,698 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:30,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label10.c [2021-11-23 15:51:30,772 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/6f59e6e31/fa74895f469e4c368232ddbb4723a53e/FLAGf0a56db5a [2021-11-23 15:51:31,863 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:31,865 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/sv-benchmarks/c/eca-rers2012/Problem19_label10.c [2021-11-23 15:51:31,915 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/6f59e6e31/fa74895f469e4c368232ddbb4723a53e/FLAGf0a56db5a [2021-11-23 15:51:32,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/data/6f59e6e31/fa74895f469e4c368232ddbb4723a53e [2021-11-23 15:51:32,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:32,185 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:32,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:32,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:32,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:32,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:32" (1/1) ... [2021-11-23 15:51:32,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42cc16a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:32, skipping insertion in model container [2021-11-23 15:51:32,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:32" (1/1) ... [2021-11-23 15:51:32,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:32,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:32,756 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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/sv-benchmarks/c/eca-rers2012/Problem19_label10.c[1448,1461] [2021-11-23 15:51:34,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:34,899 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:34,920 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_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/sv-benchmarks/c/eca-rers2012/Problem19_label10.c[1448,1461] [2021-11-23 15:51:36,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:36,425 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:36,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36 WrapperNode [2021-11-23 15:51:36,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:36,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:36,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:36,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:36,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:36,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:36,993 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:51:36,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:36,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:36,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:36,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:37,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:37,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:37,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:37,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:37,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:36" (1/1) ... [2021-11-23 15:51:37,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:37,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:37,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:37,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:37,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:37,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:37,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:37,721 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:37,723 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:37,752 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:37,817 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 15:52:37,822 INFO L158 Benchmark]: Toolchain (without parser) took 65635.86ms. Allocated memory was 62.9MB in the beginning and 673.2MB in the end (delta: 610.3MB). Free memory was 32.2MB in the beginning and 363.1MB in the end (delta: -330.9MB). Peak memory consumption was 340.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,823 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 30.5MB in the beginning and 30.4MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:37,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4240.41ms. Allocated memory was 62.9MB in the beginning and 308.3MB in the end (delta: 245.4MB). Free memory was 31.9MB in the beginning and 193.4MB in the end (delta: -161.5MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 566.09ms. Allocated memory is still 308.3MB. Free memory was 193.4MB in the beginning and 188.8MB in the end (delta: 4.6MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,825 INFO L158 Benchmark]: Boogie Preprocessor took 548.92ms. Allocated memory is still 308.3MB. Free memory was 188.8MB in the beginning and 147.1MB in the end (delta: 41.7MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,826 INFO L158 Benchmark]: RCFGBuilder took 60275.46ms. Allocated memory was 308.3MB in the beginning and 673.2MB in the end (delta: 364.9MB). Free memory was 147.1MB in the beginning and 363.1MB in the end (delta: -216.0MB). Peak memory consumption was 209.8MB. Max. memory is 16.1GB. [2021-11-23 15:52:37,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 30.5MB in the beginning and 30.4MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4240.41ms. Allocated memory was 62.9MB in the beginning and 308.3MB in the end (delta: 245.4MB). Free memory was 31.9MB in the beginning and 193.4MB in the end (delta: -161.5MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 566.09ms. Allocated memory is still 308.3MB. Free memory was 193.4MB in the beginning and 188.8MB in the end (delta: 4.6MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 548.92ms. Allocated memory is still 308.3MB. Free memory was 188.8MB in the beginning and 147.1MB in the end (delta: 41.7MB). Peak memory consumption was 51.2MB. Max. memory is 16.1GB. * RCFGBuilder took 60275.46ms. Allocated memory was 308.3MB in the beginning and 673.2MB in the end (delta: 364.9MB). Free memory was 147.1MB in the beginning and 363.1MB in the end (delta: -216.0MB). Peak memory consumption was 209.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:37,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4475d0ad-7d4a-43e4-99ee-ed5a960b981f/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