./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label42.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_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/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_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/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_6acbb92b-1332-4ab9-ac34-6a00797c5118/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 2b0c2cb1ecd059dbefe4a6112265f206760814d225645cdc4eb3ad40059dcfbf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:04,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:04,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:04,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:04,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:04,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:04,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:04,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:04,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:04,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:04,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:04,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:04,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:04,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:04,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:04,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:04,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:04,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:04,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:04,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:04,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:04,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:04,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:04,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:04,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:04,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:04,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:04,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:04,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:04,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:04,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:04,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:04,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:04,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:04,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:04,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:04,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:04,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:04,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:04,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:04,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:04,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:04,849 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:04,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:04,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:04,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:04,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:04,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:04,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:04,852 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:04,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:04,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:04,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:04,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:04,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:04,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:04,853 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:04,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:04,854 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:04,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:04,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:04,854 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:04,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:04,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:04,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:04,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:04,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:04,856 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:04,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:04,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:04,856 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_6acbb92b-1332-4ab9-ac34-6a00797c5118/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0c2cb1ecd059dbefe4a6112265f206760814d225645cdc4eb3ad40059dcfbf [2021-11-23 15:55:05,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:05,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:05,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:05,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:05,123 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:05,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label42.c [2021-11-23 15:55:05,195 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/a383f8b14/d1363cd1a2cd4afdb682e9792d037878/FLAGb686e5e4c [2021-11-23 15:55:06,117 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:06,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/sv-benchmarks/c/eca-rers2012/Problem06_label42.c [2021-11-23 15:55:06,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/a383f8b14/d1363cd1a2cd4afdb682e9792d037878/FLAGb686e5e4c [2021-11-23 15:55:06,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/a383f8b14/d1363cd1a2cd4afdb682e9792d037878 [2021-11-23 15:55:06,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:06,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:06,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:06,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:06,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:06,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:06" (1/1) ... [2021-11-23 15:55:06,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d2f4d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:06, skipping insertion in model container [2021-11-23 15:55:06,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:06" (1/1) ... [2021-11-23 15:55:06,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:06,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:08,845 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_6acbb92b-1332-4ab9-ac34-6a00797c5118/sv-benchmarks/c/eca-rers2012/Problem06_label42.c[335544,335557] [2021-11-23 15:55:08,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:08,886 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:10,069 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_6acbb92b-1332-4ab9-ac34-6a00797c5118/sv-benchmarks/c/eca-rers2012/Problem06_label42.c[335544,335557] [2021-11-23 15:55:10,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:10,117 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:10,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10 WrapperNode [2021-11-23 15:55:10,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:10,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:10,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:10,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:10,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,603 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:55:10,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:10,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:10,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:10,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:10,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:10,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:11,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:11,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:11,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:11,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:11,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:11,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:10" (1/1) ... [2021-11-23 15:55:11,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:11,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:11,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:11,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:11,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:11,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:11,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:11,491 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:11,492 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:17,616 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:17,682 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 15:55:17,687 INFO L158 Benchmark]: Toolchain (without parser) took 11155.80ms. Allocated memory was 92.3MB in the beginning and 723.5MB in the end (delta: 631.2MB). Free memory was 44.3MB in the beginning and 541.0MB in the end (delta: -496.8MB). Peak memory consumption was 357.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,688 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 92.3MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:17,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3586.53ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 44.3MB in the beginning and 79.6MB in the end (delta: -35.3MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 485.51ms. Allocated memory was 176.2MB in the beginning and 255.9MB in the end (delta: 79.7MB). Free memory was 79.6MB in the beginning and 116.9MB in the end (delta: -37.3MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,691 INFO L158 Benchmark]: Boogie Preprocessor took 541.69ms. Allocated memory is still 255.9MB. Free memory was 116.9MB in the beginning and 108.6MB in the end (delta: 8.2MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,692 INFO L158 Benchmark]: RCFGBuilder took 6537.00ms. Allocated memory was 255.9MB in the beginning and 723.5MB in the end (delta: 467.7MB). Free memory was 108.6MB in the beginning and 541.0MB in the end (delta: -432.4MB). Peak memory consumption was 257.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:17,695 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 92.3MB. Free memory was 63.1MB in the beginning and 63.1MB in the end (delta: 29.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3586.53ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 44.3MB in the beginning and 79.6MB in the end (delta: -35.3MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 485.51ms. Allocated memory was 176.2MB in the beginning and 255.9MB in the end (delta: 79.7MB). Free memory was 79.6MB in the beginning and 116.9MB in the end (delta: -37.3MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 541.69ms. Allocated memory is still 255.9MB. Free memory was 116.9MB in the beginning and 108.6MB in the end (delta: 8.2MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * RCFGBuilder took 6537.00ms. Allocated memory was 255.9MB in the beginning and 723.5MB in the end (delta: 467.7MB). Free memory was 108.6MB in the beginning and 541.0MB in the end (delta: -432.4MB). Peak memory consumption was 257.9MB. 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 15:55:17,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/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_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/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_6acbb92b-1332-4ab9-ac34-6a00797c5118/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 2b0c2cb1ecd059dbefe4a6112265f206760814d225645cdc4eb3ad40059dcfbf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:20,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:20,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:20,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:20,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:20,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:20,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:20,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:20,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:20,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:20,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:20,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:20,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:20,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:20,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:20,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:20,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:20,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:20,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:20,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:20,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:20,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:20,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:20,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:20,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:20,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:20,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:20,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:20,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:20,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:20,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:20,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:20,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:20,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:20,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:20,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:20,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:20,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:20,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:20,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:20,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:20,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:20,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:20,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:20,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:20,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:20,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:20,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:20,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:20,493 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:20,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:20,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:20,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:20,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:20,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:20,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:20,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:20,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:20,496 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:20,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:20,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:20,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:20,497 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:20,498 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:20,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:20,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:20,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:20,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:20,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:20,499 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:20,499 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:20,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:20,500 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:20,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:20,501 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_6acbb92b-1332-4ab9-ac34-6a00797c5118/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0c2cb1ecd059dbefe4a6112265f206760814d225645cdc4eb3ad40059dcfbf [2021-11-23 15:55:20,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:20,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:20,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:20,923 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:20,930 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:20,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label42.c [2021-11-23 15:55:21,005 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/51e78316e/11d2ceaa0ec74dba89daae04ee68f65c/FLAG7c2b673ed [2021-11-23 15:55:22,213 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:22,214 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/sv-benchmarks/c/eca-rers2012/Problem06_label42.c [2021-11-23 15:55:22,270 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/51e78316e/11d2ceaa0ec74dba89daae04ee68f65c/FLAG7c2b673ed [2021-11-23 15:55:22,285 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/data/51e78316e/11d2ceaa0ec74dba89daae04ee68f65c [2021-11-23 15:55:22,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:22,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:22,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:22,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:22,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:22,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:22" (1/1) ... [2021-11-23 15:55:22,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a21e8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:22, skipping insertion in model container [2021-11-23 15:55:22,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:22" (1/1) ... [2021-11-23 15:55:22,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:22,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:24,791 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_6acbb92b-1332-4ab9-ac34-6a00797c5118/sv-benchmarks/c/eca-rers2012/Problem06_label42.c[335544,335557] [2021-11-23 15:55:24,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:24,820 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:26,044 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/sv-benchmarks/c/eca-rers2012/Problem06_label42.c[335544,335557] [2021-11-23 15:55:26,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:26,101 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:26,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26 WrapperNode [2021-11-23 15:55:26,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:26,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:26,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:26,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:26,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:26,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:26,613 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:55:26,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:26,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:26,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:26,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:26,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:26,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:26,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:26,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:27,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:27,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:27,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:27,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:27,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:27,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:27,441 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:27,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:26" (1/1) ... [2021-11-23 15:55:27,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:27,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:27,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:27,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:27,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:27,658 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:27,660 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:36,508 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:36,573 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 15:55:36,578 INFO L158 Benchmark]: Toolchain (without parser) took 14286.12ms. Allocated memory was 88.1MB in the beginning and 805.3MB in the end (delta: 717.2MB). Free memory was 55.3MB in the beginning and 457.0MB in the end (delta: -401.7MB). Peak memory consumption was 548.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,579 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:36,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3806.16ms. Allocated memory was 88.1MB in the beginning and 201.3MB in the end (delta: 113.2MB). Free memory was 55.1MB in the beginning and 105.5MB in the end (delta: -50.4MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 509.70ms. Allocated memory is still 201.3MB. Free memory was 105.5MB in the beginning and 70.9MB in the end (delta: 34.6MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,581 INFO L158 Benchmark]: Boogie Preprocessor took 824.28ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 70.9MB in the beginning and 266.7MB in the end (delta: -195.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,582 INFO L158 Benchmark]: RCFGBuilder took 9135.21ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 266.7MB in the beginning and 457.0MB in the end (delta: -190.4MB). Peak memory consumption was 445.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:36,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3806.16ms. Allocated memory was 88.1MB in the beginning and 201.3MB in the end (delta: 113.2MB). Free memory was 55.1MB in the beginning and 105.5MB in the end (delta: -50.4MB). Peak memory consumption was 104.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 509.70ms. Allocated memory is still 201.3MB. Free memory was 105.5MB in the beginning and 70.9MB in the end (delta: 34.6MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 824.28ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 70.9MB in the beginning and 266.7MB in the end (delta: -195.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9135.21ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 266.7MB in the beginning and 457.0MB in the end (delta: -190.4MB). Peak memory consumption was 445.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:36,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6acbb92b-1332-4ab9-ac34-6a00797c5118/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