./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label00.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_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/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_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/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_79aa1c2a-04b3-436b-ae61-32b8394c170c/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 ffd72ef89348fd5e273af3c1733f133dd28935127e182bb3008c6cb7158bfc8e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:44,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:44,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:44,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:44,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:44,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:44,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:44,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:44,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:44,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:44,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:44,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:44,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:44,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:44,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:44,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:44,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:44,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:44,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:44,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:44,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:44,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:44,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:44,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:44,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:44,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:44,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:44,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:44,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:44,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:44,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:44,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:44,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:44,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:44,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:44,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:44,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:44,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:44,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:44,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:44,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:44,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:44,808 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:44,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:44,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:44,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:44,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:44,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:44,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:44,812 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:44,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:44,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:44,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:44,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:44,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:44,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:44,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:44,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:44,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:44,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:44,815 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:44,815 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:44,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:44,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:44,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:44,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:44,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:44,817 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:44,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:44,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:44,817 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_79aa1c2a-04b3-436b-ae61-32b8394c170c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffd72ef89348fd5e273af3c1733f133dd28935127e182bb3008c6cb7158bfc8e [2021-11-23 15:03:45,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:45,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:45,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:45,129 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:45,130 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:45,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label00.c [2021-11-23 15:03:45,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/820b37e7f/23ecc5c2842c450d8ee276aa4c653e5c/FLAGe9f05e32a [2021-11-23 15:03:49,001 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:49,002 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/sv-benchmarks/c/eca-programs/Problem102_label00.c [2021-11-23 15:03:49,307 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/820b37e7f/23ecc5c2842c450d8ee276aa4c653e5c/FLAGe9f05e32a [2021-11-23 15:03:49,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/820b37e7f/23ecc5c2842c450d8ee276aa4c653e5c [2021-11-23 15:03:49,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:49,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:49,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:49,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:49,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:49,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c762636 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:49, skipping insertion in model container [2021-11-23 15:03:49,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:49" (1/1) ... [2021-11-23 15:03:49,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:51,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:17,701 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_79aa1c2a-04b3-436b-ae61-32b8394c170c/sv-benchmarks/c/eca-programs/Problem102_label00.c[5715595,5715608] [2021-11-23 15:04:17,832 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:17,841 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:31,796 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_79aa1c2a-04b3-436b-ae61-32b8394c170c/sv-benchmarks/c/eca-programs/Problem102_label00.c[5715595,5715608] [2021-11-23 15:04:31,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:36,659 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:36,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36 WrapperNode [2021-11-23 15:04:36,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:36,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:36,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:36,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:36,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:38,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:43,777 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:04:43,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:43,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:43,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:43,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:43,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:43,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:44,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:44,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:47,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:48,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:48,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:49,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:49,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:49,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:49,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:49,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:36" (1/1) ... [2021-11-23 15:04:49,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:49,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:49,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:49,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:49,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:49,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:49,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:49,780 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:49,782 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:06:01,509 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:06:01,749 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:06:01,756 INFO L158 Benchmark]: Toolchain (without parser) took 132197.33ms. Allocated memory was 855.6MB in the beginning and 12.2GB in the end (delta: 11.3GB). Free memory was 518.3MB in the beginning and 8.2GB in the end (delta: -7.7GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:06:01,757 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:06:01,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47102.01ms. Allocated memory was 855.6MB in the beginning and 5.5GB in the end (delta: 4.6GB). Free memory was 518.3MB in the beginning and 3.6GB in the end (delta: -3.0GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-23 15:06:01,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 7116.76ms. Allocated memory was 5.5GB in the beginning and 8.2GB in the end (delta: 2.7GB). Free memory was 3.6GB in the beginning and 5.6GB in the end (delta: -2.0GB). Peak memory consumption was 945.8MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,761 INFO L158 Benchmark]: Boogie Preprocessor took 5571.50ms. Allocated memory was 8.2GB in the beginning and 10.7GB in the end (delta: 2.5GB). Free memory was 5.6GB in the beginning and 7.6GB in the end (delta: -2.0GB). Peak memory consumption was 722.5MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,762 INFO L158 Benchmark]: RCFGBuilder took 72402.56ms. Allocated memory was 10.7GB in the beginning and 12.2GB in the end (delta: 1.5GB). Free memory was 7.6GB in the beginning and 8.2GB in the end (delta: -597.7MB). Peak memory consumption was 979.4MB. Max. memory is 16.1GB. [2021-11-23 15:06:01,765 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 104.9MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47102.01ms. Allocated memory was 855.6MB in the beginning and 5.5GB in the end (delta: 4.6GB). Free memory was 518.3MB in the beginning and 3.6GB in the end (delta: -3.0GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7116.76ms. Allocated memory was 5.5GB in the beginning and 8.2GB in the end (delta: 2.7GB). Free memory was 3.6GB in the beginning and 5.6GB in the end (delta: -2.0GB). Peak memory consumption was 945.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5571.50ms. Allocated memory was 8.2GB in the beginning and 10.7GB in the end (delta: 2.5GB). Free memory was 5.6GB in the beginning and 7.6GB in the end (delta: -2.0GB). Peak memory consumption was 722.5MB. Max. memory is 16.1GB. * RCFGBuilder took 72402.56ms. Allocated memory was 10.7GB in the beginning and 12.2GB in the end (delta: 1.5GB). Free memory was 7.6GB in the beginning and 8.2GB in the end (delta: -597.7MB). Peak memory consumption was 979.4MB. 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 15:06:01,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/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_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/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_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/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_79aa1c2a-04b3-436b-ae61-32b8394c170c/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 ffd72ef89348fd5e273af3c1733f133dd28935127e182bb3008c6cb7158bfc8e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:04,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:04,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:04,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:04,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:04,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:04,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:04,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:04,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:04,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:04,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:04,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:04,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:04,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:04,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:04,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:04,800 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:04,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:04,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:04,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:04,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:04,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:04,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:04,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:04,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:04,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:04,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:04,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:04,842 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:04,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:04,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:04,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:04,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:04,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:04,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:04,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:04,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:04,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:04,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:04,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:04,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:04,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:04,906 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:04,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:04,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:04,908 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:04,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:04,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:04,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:04,911 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:04,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:04,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:04,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:04,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:04,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:04,914 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:04,914 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:04,914 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:04,915 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:04,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:04,915 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:04,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:04,916 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:04,916 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:04,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:04,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:04,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:04,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:04,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:04,917 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:04,917 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:04,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:04,918 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:04,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:04,919 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_79aa1c2a-04b3-436b-ae61-32b8394c170c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffd72ef89348fd5e273af3c1733f133dd28935127e182bb3008c6cb7158bfc8e [2021-11-23 15:06:05,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:05,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:05,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:05,427 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:05,428 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:05,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label00.c [2021-11-23 15:06:05,514 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/288f2b2f4/c69a2b17d2c941c8a5c2b2df5f9e747e/FLAG1911862de [2021-11-23 15:06:09,568 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:09,569 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/sv-benchmarks/c/eca-programs/Problem102_label00.c [2021-11-23 15:06:09,867 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/288f2b2f4/c69a2b17d2c941c8a5c2b2df5f9e747e/FLAG1911862de [2021-11-23 15:06:10,064 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/data/288f2b2f4/c69a2b17d2c941c8a5c2b2df5f9e747e [2021-11-23 15:06:10,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:10,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:10,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:10,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:10,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:10,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:10" (1/1) ... [2021-11-23 15:06:10,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e63a5dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:10, skipping insertion in model container [2021-11-23 15:06:10,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:10" (1/1) ... [2021-11-23 15:06:10,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:11,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:39,723 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_79aa1c2a-04b3-436b-ae61-32b8394c170c/sv-benchmarks/c/eca-programs/Problem102_label00.c[5715595,5715608] [2021-11-23 15:06:39,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:39,862 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:53,836 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_79aa1c2a-04b3-436b-ae61-32b8394c170c/sv-benchmarks/c/eca-programs/Problem102_label00.c[5715595,5715608] [2021-11-23 15:06:53,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:59,166 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:59,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59 WrapperNode [2021-11-23 15:06:59,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:59,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:59,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:59,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:59,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:00,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:06,113 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:07:06,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:07:06,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:07:06,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:07:06,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:07:06,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:06,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:07,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:07,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:09,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:10,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:10,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:12,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:07:12,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:07:12,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:07:12,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:07:12,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:59" (1/1) ... [2021-11-23 15:07:12,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:12,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:07:12,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:07:12,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:07:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:07:12,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:07:12,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:07:12,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:07:12,937 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:07:12,939 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:09:01,673 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:09:02,184 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 15:09:02,200 INFO L158 Benchmark]: Toolchain (without parser) took 172128.39ms. Allocated memory was 675.3MB in the beginning and 12.5GB in the end (delta: 11.8GB). Free memory was 367.3MB in the beginning and 9.0GB in the end (delta: -8.7GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:09:02,201 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:09:02,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49096.55ms. Allocated memory was 675.3MB in the beginning and 6.4GB in the end (delta: 5.7GB). Free memory was 367.3MB in the beginning and 4.4GB in the end (delta: -4.1GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2021-11-23 15:09:02,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 6945.96ms. Allocated memory was 6.4GB in the beginning and 9.6GB in the end (delta: 3.2GB). Free memory was 4.4GB in the beginning and 7.0GB in the end (delta: -2.6GB). Peak memory consumption was 942.7MB. Max. memory is 16.1GB. [2021-11-23 15:09:02,205 INFO L158 Benchmark]: Boogie Preprocessor took 6457.30ms. Allocated memory is still 9.6GB. Free memory was 7.0GB in the beginning and 6.6GB in the end (delta: 433.1MB). Peak memory consumption was 830.5MB. Max. memory is 16.1GB. [2021-11-23 15:09:02,207 INFO L158 Benchmark]: RCFGBuilder took 109607.62ms. Allocated memory was 9.6GB in the beginning and 12.5GB in the end (delta: 2.9GB). Free memory was 6.6GB in the beginning and 9.0GB in the end (delta: -2.5GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:09:02,216 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 56.6MB. Free memory was 36.5MB in the beginning and 36.5MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49096.55ms. Allocated memory was 675.3MB in the beginning and 6.4GB in the end (delta: 5.7GB). Free memory was 367.3MB in the beginning and 4.4GB in the end (delta: -4.1GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6945.96ms. Allocated memory was 6.4GB in the beginning and 9.6GB in the end (delta: 3.2GB). Free memory was 4.4GB in the beginning and 7.0GB in the end (delta: -2.6GB). Peak memory consumption was 942.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6457.30ms. Allocated memory is still 9.6GB. Free memory was 7.0GB in the beginning and 6.6GB in the end (delta: 433.1MB). Peak memory consumption was 830.5MB. Max. memory is 16.1GB. * RCFGBuilder took 109607.62ms. Allocated memory was 9.6GB in the beginning and 12.5GB in the end (delta: 2.9GB). Free memory was 6.6GB in the beginning and 9.0GB in the end (delta: -2.5GB). Peak memory consumption was 1.0GB. 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 15:09:02,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79aa1c2a-04b3-436b-ae61-32b8394c170c/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