./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label18.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_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/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_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/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_daec053d-6234-4719-861d-87a050f25181/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 bbe47816d21814cecc28edf41bcaee3da0605cb4347844a80c5eaf67e6d04efe --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:37,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:37,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:37,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:37,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:37,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:37,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:37,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:37,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:37,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:37,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:37,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:37,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:37,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:37,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:37,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:37,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:37,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:37,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:37,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:37,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:37,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:37,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:37,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:37,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:37,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:37,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:37,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:37,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:37,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:37,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:37,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:37,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:37,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:37,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:37,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:37,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:37,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:37,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:37,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:37,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:37,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:58:37,609 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:37,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:37,612 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:37,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:37,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:37,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:37,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:37,615 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:37,622 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:37,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:37,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:37,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:37,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:37,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:37,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:37,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:37,625 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:37,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:37,625 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:37,626 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:37,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:37,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:37,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:37,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:37,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:37,627 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:37,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:37,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:37,628 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_daec053d-6234-4719-861d-87a050f25181/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbe47816d21814cecc28edf41bcaee3da0605cb4347844a80c5eaf67e6d04efe [2021-11-23 15:58:38,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:38,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:38,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:38,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:38,046 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:38,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label18.c [2021-11-23 15:58:38,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/7d30cf5ac/9b83bf947b1d4db68ba88718a43456f3/FLAG21bc278dd [2021-11-23 15:58:40,912 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:40,913 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/sv-benchmarks/c/eca-programs/Problem101_label18.c [2021-11-23 15:58:41,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/7d30cf5ac/9b83bf947b1d4db68ba88718a43456f3/FLAG21bc278dd [2021-11-23 15:58:41,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/7d30cf5ac/9b83bf947b1d4db68ba88718a43456f3 [2021-11-23 15:58:41,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:41,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:41,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:41,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:41,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:41,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1771662f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:41, skipping insertion in model container [2021-11-23 15:58:41,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:41" (1/1) ... [2021-11-23 15:58:41,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:42,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:55,629 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_daec053d-6234-4719-861d-87a050f25181/sv-benchmarks/c/eca-programs/Problem101_label18.c[2768332,2768345] [2021-11-23 15:58:55,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:55,724 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:03,323 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_daec053d-6234-4719-861d-87a050f25181/sv-benchmarks/c/eca-programs/Problem101_label18.c[2768332,2768345] [2021-11-23 15:59:03,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:04,773 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:04,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04 WrapperNode [2021-11-23 15:59:04,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:04,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:04,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:04,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:04,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:05,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:10,048 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2021-11-23 15:59:10,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:10,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:10,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:10,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:10,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:10,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:10,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:10,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:12,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:12,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:12,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:13,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:13,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:13,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:13,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:13,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:04" (1/1) ... [2021-11-23 15:59:13,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:13,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:13,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:13,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:13,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:13,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:13,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:13,905 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:13,923 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:49,251 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:59:49,385 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 15:59:49,389 INFO L158 Benchmark]: Toolchain (without parser) took 67813.69ms. Allocated memory was 207.6MB in the beginning and 8.6GB in the end (delta: 8.4GB). Free memory was 97.8MB in the beginning and 6.8GB in the end (delta: -6.7GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2021-11-23 15:59:49,390 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory was 110.6MB in the beginning and 110.5MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:49,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 23198.26ms. Allocated memory was 207.6MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 97.8MB in the beginning and 1.1GB in the end (delta: -984.6MB). Peak memory consumption was 759.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:49,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 5250.81ms. Allocated memory was 1.8GB in the beginning and 3.5GB in the end (delta: 1.8GB). Free memory was 1.1GB in the beginning and 2.5GB in the end (delta: -1.4GB). Peak memory consumption was 390.1MB. Max. memory is 16.1GB. [2021-11-23 15:59:49,393 INFO L158 Benchmark]: Boogie Preprocessor took 3513.95ms. Allocated memory was 3.5GB in the beginning and 6.7GB in the end (delta: 3.2GB). Free memory was 2.5GB in the beginning and 5.5GB in the end (delta: -3.0GB). Peak memory consumption was 352.3MB. Max. memory is 16.1GB. [2021-11-23 15:59:49,394 INFO L158 Benchmark]: RCFGBuilder took 35823.02ms. Allocated memory was 6.7GB in the beginning and 8.6GB in the end (delta: 1.9GB). Free memory was 5.5GB in the beginning and 6.8GB in the end (delta: -1.3GB). Peak memory consumption was 760.0MB. Max. memory is 16.1GB. [2021-11-23 15:59:49,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory was 110.6MB in the beginning and 110.5MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 23198.26ms. Allocated memory was 207.6MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 97.8MB in the beginning and 1.1GB in the end (delta: -984.6MB). Peak memory consumption was 759.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 5250.81ms. Allocated memory was 1.8GB in the beginning and 3.5GB in the end (delta: 1.8GB). Free memory was 1.1GB in the beginning and 2.5GB in the end (delta: -1.4GB). Peak memory consumption was 390.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3513.95ms. Allocated memory was 3.5GB in the beginning and 6.7GB in the end (delta: 3.2GB). Free memory was 2.5GB in the beginning and 5.5GB in the end (delta: -3.0GB). Peak memory consumption was 352.3MB. Max. memory is 16.1GB. * RCFGBuilder took 35823.02ms. Allocated memory was 6.7GB in the beginning and 8.6GB in the end (delta: 1.9GB). Free memory was 5.5GB in the beginning and 6.8GB in the end (delta: -1.3GB). Peak memory consumption was 760.0MB. 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 15:59:49,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/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_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/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_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/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_daec053d-6234-4719-861d-87a050f25181/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 bbe47816d21814cecc28edf41bcaee3da0605cb4347844a80c5eaf67e6d04efe --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:51,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:51,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:51,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:51,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:51,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:51,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:51,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:51,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:51,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:51,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:51,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:51,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:51,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:51,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:51,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:51,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:51,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:51,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:51,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:51,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:51,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:51,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:51,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:51,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:51,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:51,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:51,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:51,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:51,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:51,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:51,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:51,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:51,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:51,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:51,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:51,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:51,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:51,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:51,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:51,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:51,949 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:59:51,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:51,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:51,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:51,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:51,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:51,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:51,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:51,976 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:51,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:51,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:51,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:51,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:51,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:51,977 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:59:51,978 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:59:51,978 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:59:51,978 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:51,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:51,978 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:51,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:51,979 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:51,979 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:51,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:51,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:51,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:51,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:51,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:51,979 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:59:51,980 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:59:51,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:51,980 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:59:51,980 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:59:51,980 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_daec053d-6234-4719-861d-87a050f25181/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbe47816d21814cecc28edf41bcaee3da0605cb4347844a80c5eaf67e6d04efe [2021-11-23 15:59:52,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:52,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:52,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:52,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:52,390 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:52,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label18.c [2021-11-23 15:59:52,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/aef9237dd/b328c8674e22461c92c4bb3746e5c985/FLAG0f7eb43bf [2021-11-23 15:59:55,281 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:55,282 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/sv-benchmarks/c/eca-programs/Problem101_label18.c [2021-11-23 15:59:55,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/aef9237dd/b328c8674e22461c92c4bb3746e5c985/FLAG0f7eb43bf [2021-11-23 15:59:55,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/data/aef9237dd/b328c8674e22461c92c4bb3746e5c985 [2021-11-23 15:59:55,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:55,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:55,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:55,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:55,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:55,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:55" (1/1) ... [2021-11-23 15:59:55,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83e6877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:55, skipping insertion in model container [2021-11-23 15:59:55,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:55" (1/1) ... [2021-11-23 15:59:55,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:56,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:00:08,672 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_daec053d-6234-4719-861d-87a050f25181/sv-benchmarks/c/eca-programs/Problem101_label18.c[2768332,2768345] [2021-11-23 16:00:08,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:00:08,755 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:00:16,038 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_daec053d-6234-4719-861d-87a050f25181/sv-benchmarks/c/eca-programs/Problem101_label18.c[2768332,2768345] [2021-11-23 16:00:16,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:00:17,004 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:00:17,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17 WrapperNode [2021-11-23 16:00:17,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:00:17,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:17,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:00:17,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:00:17,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:17,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:20,191 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83733 [2021-11-23 16:00:20,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:20,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:00:20,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:00:20,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:00:20,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:20,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:21,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:21,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:22,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:22,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:22,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:23,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:00:23,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:00:23,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:00:23,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:00:23,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:17" (1/1) ... [2021-11-23 16:00:23,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:00:23,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 16:00:23,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 16:00:23,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 16:00:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:00:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:00:23,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:00:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:00:23,697 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:00:23,699 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:01:12,790 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:01:12,906 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 16:01:12,912 INFO L158 Benchmark]: Toolchain (without parser) took 77043.74ms. Allocated memory was 364.9MB in the beginning and 8.2GB in the end (delta: 7.8GB). Free memory was 223.2MB in the beginning and 6.4GB in the end (delta: -6.1GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 16:01:12,912 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:01:12,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21137.34ms. Allocated memory was 364.9MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 222.9MB in the beginning and 2.0GB in the end (delta: -1.7GB). Peak memory consumption was 799.0MB. Max. memory is 16.1GB. [2021-11-23 16:01:12,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 3186.21ms. Allocated memory was 2.6GB in the beginning and 5.2GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 4.2GB in the end (delta: -2.2GB). Peak memory consumption was 417.3MB. Max. memory is 16.1GB. [2021-11-23 16:01:12,915 INFO L158 Benchmark]: Boogie Preprocessor took 3216.80ms. Allocated memory is still 5.2GB. Free memory was 4.2GB in the beginning and 4.0GB in the end (delta: 186.6MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. [2021-11-23 16:01:12,916 INFO L158 Benchmark]: RCFGBuilder took 49499.01ms. Allocated memory was 5.2GB in the beginning and 8.2GB in the end (delta: 2.9GB). Free memory was 4.0GB in the beginning and 6.4GB in the end (delta: -2.4GB). Peak memory consumption was 630.2MB. Max. memory is 16.1GB. [2021-11-23 16:01:12,920 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21137.34ms. Allocated memory was 364.9MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 222.9MB in the beginning and 2.0GB in the end (delta: -1.7GB). Peak memory consumption was 799.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3186.21ms. Allocated memory was 2.6GB in the beginning and 5.2GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 4.2GB in the end (delta: -2.2GB). Peak memory consumption was 417.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3216.80ms. Allocated memory is still 5.2GB. Free memory was 4.2GB in the beginning and 4.0GB in the end (delta: 186.6MB). Peak memory consumption was 312.5MB. Max. memory is 16.1GB. * RCFGBuilder took 49499.01ms. Allocated memory was 5.2GB in the beginning and 8.2GB in the end (delta: 2.9GB). Free memory was 4.0GB in the beginning and 6.4GB in the end (delta: -2.4GB). Peak memory consumption was 630.2MB. 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 16:01:13,181 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-11-23 16:01:13,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daec053d-6234-4719-861d-87a050f25181/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