./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i --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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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 3bdeae46dbc756a421cd87ce74cf66692dd63be4319bd9b008f470e9866099a9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:50,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:50,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:50,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:50,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:50,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:50,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:50,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:50,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:50,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:50,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:50,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:50,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:50,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:50,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:50,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:50,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:50,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:50,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:50,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:50,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:50,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:50,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:50,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:50,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:50,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:50,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:50,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:50,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:50,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:50,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:50,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:50,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:50,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:50,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:50,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:50,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:50,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:50,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:50,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:50,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:50,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:50,519 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:50,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:50,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:50,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:50,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:50,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:50,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:50,523 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:50,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:50,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:50,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:50,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:50,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:50,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:50,532 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:50,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:50,532 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:50,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:50,533 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:50,533 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:50,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:50,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:50,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:50,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:50,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:50,534 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:50,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:50,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:50,535 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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bdeae46dbc756a421cd87ce74cf66692dd63be4319bd9b008f470e9866099a9 [2021-11-23 15:02:50,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:50,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:50,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:50,818 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:50,819 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:50,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i [2021-11-23 15:02:50,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/422aba782/bbbf0fc47ad8492eaa286508099c3e94/FLAGcf504d34e [2021-11-23 15:02:51,386 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:51,386 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i [2021-11-23 15:02:51,393 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/422aba782/bbbf0fc47ad8492eaa286508099c3e94/FLAGcf504d34e [2021-11-23 15:02:51,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/422aba782/bbbf0fc47ad8492eaa286508099c3e94 [2021-11-23 15:02:51,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:51,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:51,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:51,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:51,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:51,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:51" (1/1) ... [2021-11-23 15:02:51,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6537acf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:51, skipping insertion in model container [2021-11-23 15:02:51,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:51" (1/1) ... [2021-11-23 15:02:51,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:51,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:51,985 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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i[873,886] [2021-11-23 15:02:51,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:52,004 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:52,017 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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i[873,886] [2021-11-23 15:02:52,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:52,033 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:52,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52 WrapperNode [2021-11-23 15:02:52,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:52,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:52,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:52,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:52,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,071 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2021-11-23 15:02:52,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:52,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:52,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:52,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:52,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:52,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:52,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:52,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:52,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:52,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:52,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:52,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:52,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:52,231 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:52,232 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:52,320 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:52,347 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 15:02:52,358 INFO L158 Benchmark]: Toolchain (without parser) took 578.20ms. Allocated memory is still 109.1MB. Free memory was 77.4MB in the beginning and 73.8MB in the end (delta: 3.6MB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,359 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory was 66.1MB in the beginning and 66.0MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:52,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.95ms. Allocated memory is still 109.1MB. Free memory was 77.1MB in the beginning and 85.3MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.77ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 83.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,362 INFO L158 Benchmark]: Boogie Preprocessor took 19.17ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 83.0MB in the end (delta: 861.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:52,363 INFO L158 Benchmark]: RCFGBuilder took 262.62ms. Allocated memory is still 109.1MB. Free memory was 83.0MB in the beginning and 73.8MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,368 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 109.1MB. Free memory was 66.1MB in the beginning and 66.0MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.95ms. Allocated memory is still 109.1MB. Free memory was 77.1MB in the beginning and 85.3MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.77ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 83.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.17ms. Allocated memory is still 109.1MB. Free memory was 83.9MB in the beginning and 83.0MB in the end (delta: 861.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 262.62ms. Allocated memory is still 109.1MB. Free memory was 83.0MB in the beginning and 73.8MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:52,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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 3bdeae46dbc756a421cd87ce74cf66692dd63be4319bd9b008f470e9866099a9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:54,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:54,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:54,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:54,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:54,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:54,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:54,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:54,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:54,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:54,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:54,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:54,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:54,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:54,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:54,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:54,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:54,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:54,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:54,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:54,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:54,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:54,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:54,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:54,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:54,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:54,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:54,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:54,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:54,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:54,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:54,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:54,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:55,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:55,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:55,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:55,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:55,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:55,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:55,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:55,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:55,035 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:55,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:55,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:55,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:55,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:55,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:55,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:55,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:55,073 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:55,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:55,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:55,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:55,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:55,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:55,075 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:55,075 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:55,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:55,075 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:55,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:55,076 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:55,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:55,076 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:55,077 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:55,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:55,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:55,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:55,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:55,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:55,078 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:55,078 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:55,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:55,079 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:55,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:55,079 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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bdeae46dbc756a421cd87ce74cf66692dd63be4319bd9b008f470e9866099a9 [2021-11-23 15:02:55,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:55,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:55,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:55,490 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:55,491 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:55,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i [2021-11-23 15:02:55,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/b574ef48b/846b23060a4742b2851c37f77462d8f5/FLAG4d97d7fc0 [2021-11-23 15:02:56,052 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:56,053 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i [2021-11-23 15:02:56,069 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/b574ef48b/846b23060a4742b2851c37f77462d8f5/FLAG4d97d7fc0 [2021-11-23 15:02:56,435 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/data/b574ef48b/846b23060a4742b2851c37f77462d8f5 [2021-11-23 15:02:56,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:56,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:56,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:56,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:56,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:56,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e7ddde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56, skipping insertion in model container [2021-11-23 15:02:56,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:56,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:56,613 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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i[873,886] [2021-11-23 15:02:56,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:56,649 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:56,670 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_42f7e7bc-1962-4137-9ba9-30aa48e6142b/sv-benchmarks/c/loop-zilu/benchmark37_conjunctive.i[873,886] [2021-11-23 15:02:56,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:56,698 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:56,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56 WrapperNode [2021-11-23 15:02:56,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:56,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:56,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:56,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:56,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,794 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2021-11-23 15:02:56,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:56,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:56,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:56,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:56,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:56,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:56,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:56,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:56,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:56" (1/1) ... [2021-11-23 15:02:56,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:56,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:56,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:56,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:57,024 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:57,026 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:57,187 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:57,199 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 15:02:57,212 INFO L158 Benchmark]: Toolchain (without parser) took 771.49ms. Allocated memory is still 65.0MB. Free memory was 45.2MB in the beginning and 38.6MB in the end (delta: 6.6MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,214 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:57,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.92ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 35.2MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.19ms. Allocated memory is still 65.0MB. Free memory was 35.0MB in the beginning and 48.7MB in the end (delta: -13.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,218 INFO L158 Benchmark]: Boogie Preprocessor took 45.32ms. Allocated memory is still 65.0MB. Free memory was 48.7MB in the beginning and 47.9MB in the end (delta: 798.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:57,220 INFO L158 Benchmark]: RCFGBuilder took 366.20ms. Allocated memory is still 65.0MB. Free memory was 47.6MB in the beginning and 38.6MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:57,224 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.92ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 35.2MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.19ms. Allocated memory is still 65.0MB. Free memory was 35.0MB in the beginning and 48.7MB in the end (delta: -13.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.32ms. Allocated memory is still 65.0MB. Free memory was 48.7MB in the beginning and 47.9MB in the end (delta: 798.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 366.20ms. Allocated memory is still 65.0MB. Free memory was 47.6MB in the beginning and 38.6MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. 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 15:02:57,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f7e7bc-1962-4137-9ba9-30aa48e6142b/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