./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label48.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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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 94a9f0c4990b8c3764e35adff1f19b96f11bbca3a3dcb53928c534e80a1f7878 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:02,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:02,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:02,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:02,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:02,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:02,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:02,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:02,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:02,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:02,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:02,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:02,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:02,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:02,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:02,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:02,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:02,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:02,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:02,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:02,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:02,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:02,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:02,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:02,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:02,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:02,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:02,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:02,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:02,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:02,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:02,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:02,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:02,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:02,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:02,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:02,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:02,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:02,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:02,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:02,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:02,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:02,830 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:02,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:02,836 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:02,836 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:02,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:02,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:02,837 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:02,837 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:02,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:02,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:02,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:02,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:02,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:02,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:02,846 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:02,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:02,846 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:02,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:02,847 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:02,847 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:02,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:02,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:02,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:02,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:02,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:02,848 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:02,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:02,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:02,849 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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94a9f0c4990b8c3764e35adff1f19b96f11bbca3a3dcb53928c534e80a1f7878 [2021-11-23 15:05:03,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:03,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:03,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:03,158 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:03,159 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:03,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label48.c [2021-11-23 15:05:03,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/255ef79de/c8a8833a6951485fb501cccc021c0fee/FLAG8bd57fd72 [2021-11-23 15:05:03,793 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:03,799 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/sv-benchmarks/c/eca-rers2012/Problem10_label48.c [2021-11-23 15:05:03,818 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/255ef79de/c8a8833a6951485fb501cccc021c0fee/FLAG8bd57fd72 [2021-11-23 15:05:04,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/255ef79de/c8a8833a6951485fb501cccc021c0fee [2021-11-23 15:05:04,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:04,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:04,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:04,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:04,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:04,059 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fbc935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04, skipping insertion in model container [2021-11-23 15:05:04,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:04,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:04,296 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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/sv-benchmarks/c/eca-rers2012/Problem10_label48.c[1104,1117] [2021-11-23 15:05:04,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:04,533 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:04,546 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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/sv-benchmarks/c/eca-rers2012/Problem10_label48.c[1104,1117] [2021-11-23 15:05:04,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:04,674 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:04,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04 WrapperNode [2021-11-23 15:05:04,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:04,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:04,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:04,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:04,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,807 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2021-11-23 15:05:04,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:04,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:04,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:04,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:04,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:04,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:04,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:04,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:04,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:04" (1/1) ... [2021-11-23 15:05:04,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:04,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:04,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:04,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:05,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:05,075 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:05,076 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:06,354 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:06,404 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 15:05:06,410 INFO L158 Benchmark]: Toolchain (without parser) took 2370.21ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 65.8MB in the beginning and 52.2MB in the end (delta: 13.6MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,410 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:06,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.20ms. Allocated memory is still 104.9MB. Free memory was 65.6MB in the beginning and 62.8MB in the end (delta: 2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.90ms. Allocated memory is still 104.9MB. Free memory was 62.8MB in the beginning and 55.0MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,415 INFO L158 Benchmark]: Boogie Preprocessor took 71.30ms. Allocated memory is still 104.9MB. Free memory was 54.7MB in the beginning and 50.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,415 INFO L158 Benchmark]: RCFGBuilder took 1525.59ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 52.2MB in the end (delta: -2.0MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2021-11-23 15:05:06,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.20ms. Allocated memory is still 104.9MB. Free memory was 65.6MB in the beginning and 62.8MB in the end (delta: 2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.90ms. Allocated memory is still 104.9MB. Free memory was 62.8MB in the beginning and 55.0MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.30ms. Allocated memory is still 104.9MB. Free memory was 54.7MB in the beginning and 50.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1525.59ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 52.2MB in the end (delta: -2.0MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:06,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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 94a9f0c4990b8c3764e35adff1f19b96f11bbca3a3dcb53928c534e80a1f7878 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:09,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:09,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:09,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:09,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:09,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:09,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:09,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:09,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:09,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:09,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:09,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:09,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:09,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:09,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:09,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:09,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:09,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:09,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:09,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:09,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:09,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:09,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:09,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:09,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:09,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:09,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:09,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:09,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:09,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:09,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:09,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:09,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:09,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:09,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:09,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:09,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:09,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:09,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:09,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:09,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:09,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:09,266 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:09,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:09,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:09,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:09,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:09,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:09,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:09,269 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:09,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:09,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:09,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:09,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:09,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:09,271 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:09,271 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:09,271 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:09,272 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:09,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:09,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:09,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:09,273 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:09,273 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:09,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:09,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:09,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:09,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:09,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:09,274 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:09,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:09,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:09,275 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:09,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:09,276 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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94a9f0c4990b8c3764e35adff1f19b96f11bbca3a3dcb53928c534e80a1f7878 [2021-11-23 15:05:09,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:09,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:09,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:09,698 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:09,699 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:09,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label48.c [2021-11-23 15:05:09,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/73df6f62f/d4844947377649c688e820cdc8d1be21/FLAG3825040d1 [2021-11-23 15:05:10,412 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:10,413 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/sv-benchmarks/c/eca-rers2012/Problem10_label48.c [2021-11-23 15:05:10,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/73df6f62f/d4844947377649c688e820cdc8d1be21/FLAG3825040d1 [2021-11-23 15:05:10,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/data/73df6f62f/d4844947377649c688e820cdc8d1be21 [2021-11-23 15:05:10,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:10,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:10,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:10,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:10,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:10,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3836637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:10, skipping insertion in model container [2021-11-23 15:05:10,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:10" (1/1) ... [2021-11-23 15:05:10,670 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:10,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:10,892 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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/sv-benchmarks/c/eca-rers2012/Problem10_label48.c[1104,1117] [2021-11-23 15:05:11,206 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:11,222 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:11,237 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_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/sv-benchmarks/c/eca-rers2012/Problem10_label48.c[1104,1117] [2021-11-23 15:05:11,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:11,407 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:11,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11 WrapperNode [2021-11-23 15:05:11,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:11,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:11,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:11,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:11,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,525 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 595 [2021-11-23 15:05:11,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:11,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:11,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:11,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:11,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:11,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:11,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:11,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:11,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:11,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:11,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:11,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:11,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:11,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:11,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:11,763 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:11,765 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:14,874 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:14,945 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 15:05:14,956 INFO L158 Benchmark]: Toolchain (without parser) took 4299.22ms. Allocated memory was 56.6MB in the beginning and 88.1MB in the end (delta: 31.5MB). Free memory was 33.2MB in the beginning and 40.4MB in the end (delta: -7.2MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,957 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:14,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.15ms. Allocated memory was 56.6MB in the beginning and 88.1MB in the end (delta: 31.5MB). Free memory was 33.0MB in the beginning and 52.0MB in the end (delta: -19.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,959 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.48ms. Allocated memory is still 88.1MB. Free memory was 52.0MB in the beginning and 67.9MB in the end (delta: -15.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,960 INFO L158 Benchmark]: Boogie Preprocessor took 79.34ms. Allocated memory is still 88.1MB. Free memory was 67.9MB in the beginning and 63.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,960 INFO L158 Benchmark]: RCFGBuilder took 3345.57ms. Allocated memory is still 88.1MB. Free memory was 63.2MB in the beginning and 40.4MB in the end (delta: 22.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:14,964 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 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.15ms. Allocated memory was 56.6MB in the beginning and 88.1MB in the end (delta: 31.5MB). Free memory was 33.0MB in the beginning and 52.0MB in the end (delta: -19.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.48ms. Allocated memory is still 88.1MB. Free memory was 52.0MB in the beginning and 67.9MB in the end (delta: -15.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.34ms. Allocated memory is still 88.1MB. Free memory was 67.9MB in the beginning and 63.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3345.57ms. Allocated memory is still 88.1MB. Free memory was 63.2MB in the beginning and 40.4MB in the end (delta: 22.8MB). Peak memory consumption was 39.6MB. 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 15:05:15,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a89ce22f-8601-4020-bb00-2ac1fa04fcd8/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