./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label01.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_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/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_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/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_b7c0a109-0434-4ade-a5f7-2da399de5559/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 561cd120becfd9c25cc72cf3b3c58a3bcc2f540f1444301409d16fc6663c8a09 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:06,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:06,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:06,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:06,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:06,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:06,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:06,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:06,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:06,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:06,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:06,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:06,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:06,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:06,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:06,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:06,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:06,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:06,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:06,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:06,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:06,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:06,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:06,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:06,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:06,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:06,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:06,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:06,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:06,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:06,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:06,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:06,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:06,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:06,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:06,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:06,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:06,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:06,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:06,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:06,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:06,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:06,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:06,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:06,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:06,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:06,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:06,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:06,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:06,813 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:06,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:06,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:06,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:06,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:06,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:06,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:06,815 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:06,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:06,815 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:06,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:06,816 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:06,816 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:06,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:06,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:06,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:06,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:06,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:06,817 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:06,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:06,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:06,818 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_b7c0a109-0434-4ade-a5f7-2da399de5559/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 561cd120becfd9c25cc72cf3b3c58a3bcc2f540f1444301409d16fc6663c8a09 [2021-11-23 15:05:07,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:07,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:07,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:07,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:07,091 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:07,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label01.c [2021-11-23 15:05:07,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/53614d79b/f9b76a93b8fc44bf9be603ceaa663dc7/FLAG96b9d318f [2021-11-23 15:05:11,287 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:11,288 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/sv-benchmarks/c/eca-rers2012/Problem08_label01.c [2021-11-23 15:05:11,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/53614d79b/f9b76a93b8fc44bf9be603ceaa663dc7/FLAG96b9d318f [2021-11-23 15:05:11,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/53614d79b/f9b76a93b8fc44bf9be603ceaa663dc7 [2021-11-23 15:05:11,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:11,676 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:11,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:11,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:11,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:11,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a28e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11, skipping insertion in model container [2021-11-23 15:05:11,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:11,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:13,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:40,513 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_b7c0a109-0434-4ade-a5f7-2da399de5559/sv-benchmarks/c/eca-rers2012/Problem08_label01.c[5709669,5709682] [2021-11-23 15:05:40,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:40,661 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:55,134 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_b7c0a109-0434-4ade-a5f7-2da399de5559/sv-benchmarks/c/eca-rers2012/Problem08_label01.c[5709669,5709682] [2021-11-23 15:05:55,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:00,511 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:00,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00 WrapperNode [2021-11-23 15:06:00,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:00,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:00,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:00,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:00,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:01,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:07,465 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:06:07,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:07,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:07,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:07,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:07,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:07,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:08,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:08,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:10,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:11,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:11,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:12,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:12,161 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:12,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:12,162 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:12,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:00" (1/1) ... [2021-11-23 15:06:12,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:12,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:12,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:12,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:12,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:12,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:06:12,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:12,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:12,546 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:12,548 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:24,339 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:07:24,586 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 15:07:24,592 INFO L158 Benchmark]: Toolchain (without parser) took 132914.27ms. Allocated memory was 786.4MB in the beginning and 11.9GB in the end (delta: 11.1GB). Free memory was 467.0MB 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 15:07:24,593 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 90.2MB. Free memory was 43.9MB in the beginning and 43.9MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:24,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 48833.77ms. Allocated memory was 786.4MB in the beginning and 6.4GB in the end (delta: 5.6GB). Free memory was 465.9MB in the beginning and 4.4GB in the end (delta: -4.0GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2021-11-23 15:07:24,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 6954.33ms. Allocated memory was 6.4GB in the beginning and 8.9GB in the end (delta: 2.5GB). Free memory was 4.4GB in the beginning and 6.3GB in the end (delta: -1.9GB). Peak memory consumption was 951.1MB. Max. memory is 16.1GB. [2021-11-23 15:07:24,597 INFO L158 Benchmark]: Boogie Preprocessor took 4692.20ms. Allocated memory is still 8.9GB. Free memory was 6.3GB in the beginning and 5.7GB in the end (delta: 617.6MB). Peak memory consumption was 670.0MB. Max. memory is 16.1GB. [2021-11-23 15:07:24,598 INFO L158 Benchmark]: RCFGBuilder took 72428.81ms. Allocated memory was 8.9GB in the beginning and 11.9GB in the end (delta: 3.0GB). Free memory was 5.7GB in the beginning and 8.2GB in the end (delta: -2.5GB). Peak memory consumption was 869.3MB. Max. memory is 16.1GB. [2021-11-23 15:07:24,603 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 90.2MB. Free memory was 43.9MB in the beginning and 43.9MB in the end (delta: 45.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 48833.77ms. Allocated memory was 786.4MB in the beginning and 6.4GB in the end (delta: 5.6GB). Free memory was 465.9MB in the beginning and 4.4GB in the end (delta: -4.0GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6954.33ms. Allocated memory was 6.4GB in the beginning and 8.9GB in the end (delta: 2.5GB). Free memory was 4.4GB in the beginning and 6.3GB in the end (delta: -1.9GB). Peak memory consumption was 951.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4692.20ms. Allocated memory is still 8.9GB. Free memory was 6.3GB in the beginning and 5.7GB in the end (delta: 617.6MB). Peak memory consumption was 670.0MB. Max. memory is 16.1GB. * RCFGBuilder took 72428.81ms. Allocated memory was 8.9GB in the beginning and 11.9GB in the end (delta: 3.0GB). Free memory was 5.7GB in the beginning and 8.2GB in the end (delta: -2.5GB). Peak memory consumption was 869.3MB. 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 15:07:24,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/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_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/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_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/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_b7c0a109-0434-4ade-a5f7-2da399de5559/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 561cd120becfd9c25cc72cf3b3c58a3bcc2f540f1444301409d16fc6663c8a09 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:07:27,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:07:27,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:07:27,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:07:27,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:07:27,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:07:27,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:07:27,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:07:27,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:07:27,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:07:27,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:07:27,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:07:27,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:07:27,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:07:27,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:07:27,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:07:27,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:07:27,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:07:27,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:07:27,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:07:27,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:07:27,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:07:27,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:07:27,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:07:27,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:07:27,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:07:27,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:07:27,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:07:27,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:07:27,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:07:27,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:07:27,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:07:27,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:07:27,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:07:27,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:07:27,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:07:27,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:07:27,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:07:27,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:07:27,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:07:27,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:07:27,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:07:27,556 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:07:27,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:07:27,558 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:07:27,558 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:07:27,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:07:27,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:07:27,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:07:27,560 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:07:27,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:07:27,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:07:27,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:07:27,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:07:27,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:07:27,561 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:07:27,561 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:07:27,562 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:07:27,562 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:07:27,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:07:27,562 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:07:27,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:07:27,563 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:07:27,563 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:07:27,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:07:27,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:07:27,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:07:27,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:07:27,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:07:27,565 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:07:27,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:07:27,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:07:27,565 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:07:27,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:07:27,566 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_b7c0a109-0434-4ade-a5f7-2da399de5559/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 561cd120becfd9c25cc72cf3b3c58a3bcc2f540f1444301409d16fc6663c8a09 [2021-11-23 15:07:28,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:07:28,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:07:28,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:07:28,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:07:28,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:07:28,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label01.c [2021-11-23 15:07:28,134 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/1ff17ad5b/4349f81fa03b4b0fb4ff8f76eaa26b38/FLAGefdd89f7c [2021-11-23 15:07:32,570 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:07:32,571 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/sv-benchmarks/c/eca-rers2012/Problem08_label01.c [2021-11-23 15:07:32,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/1ff17ad5b/4349f81fa03b4b0fb4ff8f76eaa26b38/FLAGefdd89f7c [2021-11-23 15:07:33,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/data/1ff17ad5b/4349f81fa03b4b0fb4ff8f76eaa26b38 [2021-11-23 15:07:33,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:07:33,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:07:33,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:07:33,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:07:33,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:07:33,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:07:33" (1/1) ... [2021-11-23 15:07:33,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee9c642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:07:33, skipping insertion in model container [2021-11-23 15:07:33,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:07:33" (1/1) ... [2021-11-23 15:07:33,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:07:34,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:08:03,342 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_b7c0a109-0434-4ade-a5f7-2da399de5559/sv-benchmarks/c/eca-rers2012/Problem08_label01.c[5709669,5709682] [2021-11-23 15:08:03,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:08:03,485 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:08:17,949 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_b7c0a109-0434-4ade-a5f7-2da399de5559/sv-benchmarks/c/eca-rers2012/Problem08_label01.c[5709669,5709682] [2021-11-23 15:08:17,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:08:22,891 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:08:22,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22 WrapperNode [2021-11-23 15:08:22,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:08:22,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:08:22,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:08:22,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:08:22,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:24,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:29,539 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:08:29,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:08:29,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:08:29,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:08:29,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:08:29,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:29,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:30,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:30,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:33,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:33,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:34,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:35,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:08:35,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:08:35,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:08:35,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:08:35,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:08:22" (1/1) ... [2021-11-23 15:08:35,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:08:35,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:08:35,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:08:35,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:08:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:08:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:08:35,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:08:35,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:08:35,868 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:08:35,870 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:10:20,520 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:10:20,775 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 15:10:20,783 INFO L158 Benchmark]: Toolchain (without parser) took 167684.57ms. Allocated memory was 669.0MB in the beginning and 12.5GB in the end (delta: 11.9GB). Free memory was 373.6MB in the beginning and 8.7GB in the end (delta: -8.4GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:10:20,785 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:10:20,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49793.47ms. Allocated memory was 669.0MB in the beginning and 5.5GB in the end (delta: 4.8GB). Free memory was 373.6MB in the beginning and 3.5GB in the end (delta: -3.1GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2021-11-23 15:10:20,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 6647.42ms. Allocated memory was 5.5GB in the beginning and 8.1GB in the end (delta: 2.6GB). Free memory was 3.5GB in the beginning and 5.4GB in the end (delta: -1.9GB). Peak memory consumption was 874.5MB. Max. memory is 16.1GB. [2021-11-23 15:10:20,789 INFO L158 Benchmark]: Boogie Preprocessor took 5996.02ms. Allocated memory was 8.1GB in the beginning and 10.9GB in the end (delta: 2.8GB). Free memory was 5.4GB in the beginning and 7.8GB in the end (delta: -2.3GB). Peak memory consumption was 671.1MB. Max. memory is 16.1GB. [2021-11-23 15:10:20,790 INFO L158 Benchmark]: RCFGBuilder took 105241.31ms. Allocated memory was 10.9GB in the beginning and 12.5GB in the end (delta: 1.7GB). Free memory was 7.8GB in the beginning and 8.7GB in the end (delta: -992.0MB). Peak memory consumption was 967.8MB. Max. memory is 16.1GB. [2021-11-23 15:10:20,799 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 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49793.47ms. Allocated memory was 669.0MB in the beginning and 5.5GB in the end (delta: 4.8GB). Free memory was 373.6MB in the beginning and 3.5GB in the end (delta: -3.1GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6647.42ms. Allocated memory was 5.5GB in the beginning and 8.1GB in the end (delta: 2.6GB). Free memory was 3.5GB in the beginning and 5.4GB in the end (delta: -1.9GB). Peak memory consumption was 874.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5996.02ms. Allocated memory was 8.1GB in the beginning and 10.9GB in the end (delta: 2.8GB). Free memory was 5.4GB in the beginning and 7.8GB in the end (delta: -2.3GB). Peak memory consumption was 671.1MB. Max. memory is 16.1GB. * RCFGBuilder took 105241.31ms. Allocated memory was 10.9GB in the beginning and 12.5GB in the end (delta: 1.7GB). Free memory was 7.8GB in the beginning and 8.7GB in the end (delta: -992.0MB). Peak memory consumption was 967.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:10:20,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7c0a109-0434-4ade-a5f7-2da399de5559/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable