./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label28.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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:28,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:28,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:28,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:28,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:28,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:28,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:28,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:28,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:28,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:28,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:28,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:28,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:28,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:28,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:28,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:28,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:28,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:28,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:28,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:28,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:28,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:28,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:28,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:28,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:28,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:28,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:28,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:28,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:28,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:28,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:28,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:28,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:28,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:28,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:28,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:28,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:28,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:28,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:28,826 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:28,827 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:28,828 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:06:28,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:28,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:28,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:28,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:28,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:28,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:28,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:28,885 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:28,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:06:28,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:28,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:28,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:28,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:28,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:28,888 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:28,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:28,889 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:28,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:28,890 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:28,890 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:28,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:28,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:28,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:28,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:28,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:28,892 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:06:28,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:06:28,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:28,892 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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 [2021-11-23 15:06:29,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:29,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:29,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:29,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:29,264 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:29,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2021-11-23 15:06:29,343 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/468058869/cf6f401fc462404fa0d89c6b900336e3/FLAG75f8a11c0 [2021-11-23 15:06:30,090 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:30,091 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2021-11-23 15:06:30,115 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/468058869/cf6f401fc462404fa0d89c6b900336e3/FLAG75f8a11c0 [2021-11-23 15:06:30,222 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/468058869/cf6f401fc462404fa0d89c6b900336e3 [2021-11-23 15:06:30,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:30,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:30,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:30,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:30,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:30,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2afb3466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:30, skipping insertion in model container [2021-11-23 15:06:30,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:30" (1/1) ... [2021-11-23 15:06:30,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:30,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:30,587 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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2021-11-23 15:06:30,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:30,870 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:30,885 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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2021-11-23 15:06:31,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:31,072 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:31,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31 WrapperNode [2021-11-23 15:06:31,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:31,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:31,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:31,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:31,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,209 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:06:31,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:31,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:31,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:31,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:31,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:31,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:31,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:31,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:31,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:31" (1/1) ... [2021-11-23 15:06:31,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:31,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:31,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:31,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:31,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:31,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:31,627 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:31,629 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:33,196 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:33,255 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:33,268 INFO L158 Benchmark]: Toolchain (without parser) took 3038.57ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 65.0MB in the beginning and 72.8MB in the end (delta: -7.9MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,269 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:33,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 844.71ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 60.2MB in the end (delta: 4.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.24ms. Allocated memory is still 109.1MB. Free memory was 60.2MB in the beginning and 50.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,274 INFO L158 Benchmark]: Boogie Preprocessor took 176.53ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 50.6MB in the beginning and 100.3MB in the end (delta: -49.6MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,275 INFO L158 Benchmark]: RCFGBuilder took 1876.04ms. Allocated memory is still 132.1MB. Free memory was 100.2MB in the beginning and 72.8MB in the end (delta: 27.4MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:33,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 844.71ms. Allocated memory is still 109.1MB. Free memory was 64.8MB in the beginning and 60.2MB in the end (delta: 4.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.24ms. Allocated memory is still 109.1MB. Free memory was 60.2MB in the beginning and 50.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 176.53ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 50.6MB in the beginning and 100.3MB in the end (delta: -49.6MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1876.04ms. Allocated memory is still 132.1MB. Free memory was 100.2MB in the beginning and 72.8MB in the end (delta: 27.4MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:06:33,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:36,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:36,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:36,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:36,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:36,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:36,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:36,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:36,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:36,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:36,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:36,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:36,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:36,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:36,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:36,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:36,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:36,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:36,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:36,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:36,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:36,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:36,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:36,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:36,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:36,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:36,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:36,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:36,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:36,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:36,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:36,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:36,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:36,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:36,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:36,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:36,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:36,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:36,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:36,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:36,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:36,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:36,269 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:36,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:36,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:36,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:36,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:36,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:36,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:36,274 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:36,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:36,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:36,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:36,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:36,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:36,276 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:36,277 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:36,277 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:36,277 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:36,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:36,277 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:36,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:36,278 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:36,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:36,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:36,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:36,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:36,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:36,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:36,280 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:36,280 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:36,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:36,280 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:36,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:36,281 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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50d4dc867b32b96b92601ebe38f19b8224ed88b42cf3b65b00cb03246e020b18 [2021-11-23 15:06:36,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:36,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:36,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:36,826 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:36,827 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:36,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2021-11-23 15:06:36,926 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/670a20fb9/8018237c9c3e47fbb4779aff2ee50388/FLAG8a527650c [2021-11-23 15:06:37,703 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:37,704 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2021-11-23 15:06:37,720 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/670a20fb9/8018237c9c3e47fbb4779aff2ee50388/FLAG8a527650c [2021-11-23 15:06:37,864 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/data/670a20fb9/8018237c9c3e47fbb4779aff2ee50388 [2021-11-23 15:06:37,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:37,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:37,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:37,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:37,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:37,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:37" (1/1) ... [2021-11-23 15:06:37,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32dacd89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:37, skipping insertion in model container [2021-11-23 15:06:37,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:37" (1/1) ... [2021-11-23 15:06:37,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:37,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:38,103 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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2021-11-23 15:06:38,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:38,447 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:38,471 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_34c88c54-32eb-4eb0-9a9f-0551e9d29096/sv-benchmarks/c/eca-rers2012/Problem14_label28.c[1344,1357] [2021-11-23 15:06:38,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:38,787 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:38,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38 WrapperNode [2021-11-23 15:06:38,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:38,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:38,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:38,789 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:38,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,901 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:06:38,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:38,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:38,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:38,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:38,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:38,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:39,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:39,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:39,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:39,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:38" (1/1) ... [2021-11-23 15:06:39,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:39,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:39,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:39,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:39,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:39,247 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:39,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:43,166 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:43,209 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:43,214 INFO L158 Benchmark]: Toolchain (without parser) took 5342.08ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 43.8MB in the beginning and 53.1MB in the end (delta: -9.3MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,215 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:43,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 915.55ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.3MB in the end (delta: 389.6kB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.91ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 37.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,218 INFO L158 Benchmark]: Boogie Preprocessor took 133.91ms. Allocated memory is still 67.1MB. Free memory was 37.0MB in the beginning and 31.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,220 INFO L158 Benchmark]: RCFGBuilder took 4174.74ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 31.8MB in the beginning and 53.1MB in the end (delta: -21.3MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2021-11-23 15:06:43,224 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 67.1MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 915.55ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.3MB in the end (delta: 389.6kB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.91ms. Allocated memory is still 67.1MB. Free memory was 43.3MB in the beginning and 37.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.91ms. Allocated memory is still 67.1MB. Free memory was 37.0MB in the beginning and 31.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4174.74ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 31.8MB in the beginning and 53.1MB in the end (delta: -21.3MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:06:43,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c88c54-32eb-4eb0-9a9f-0551e9d29096/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