./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label41.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_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/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_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/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_94ffe554-88e2-4389-bd11-bcc06521e9fd/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 dde00e4ab6244cf376342f06e2c4c30567281ad89c7fb19f8bd6301c01e49aea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:32,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:32,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:32,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:32,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:32,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:32,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:32,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:32,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:32,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:32,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:32,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:32,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:32,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:32,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:32,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:32,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:32,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:32,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:32,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:32,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:32,614 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:32,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:32,619 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:32,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:32,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:32,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:32,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:32,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:32,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:32,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:32,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:32,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:32,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:32,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:32,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:32,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:32,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:32,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:32,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:32,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:32,640 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:40:32,681 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:32,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:32,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:32,684 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:32,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:32,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:32,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:32,685 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:32,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:40:32,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:32,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:32,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:32,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:32,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:32,694 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:32,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:32,695 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:32,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:32,695 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:32,695 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:32,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:32,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:32,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:32,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:32,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:32,697 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:40:32,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:40:32,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:32,698 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_94ffe554-88e2-4389-bd11-bcc06521e9fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dde00e4ab6244cf376342f06e2c4c30567281ad89c7fb19f8bd6301c01e49aea [2021-11-23 15:40:33,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:33,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:33,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:33,037 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:33,038 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:33,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label41.c [2021-11-23 15:40:33,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/5a99ada8d/809ff9f51c054f05b74e57c9e1df7fb1/FLAGca3800448 [2021-11-23 15:40:37,014 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:37,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/sv-benchmarks/c/eca-rers2012/Problem08_label41.c [2021-11-23 15:40:37,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/5a99ada8d/809ff9f51c054f05b74e57c9e1df7fb1/FLAGca3800448 [2021-11-23 15:40:37,923 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/5a99ada8d/809ff9f51c054f05b74e57c9e1df7fb1 [2021-11-23 15:40:37,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:37,926 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:37,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:37,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:37,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:37,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:37" (1/1) ... [2021-11-23 15:40:37,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b1478c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:37, skipping insertion in model container [2021-11-23 15:40:37,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:37" (1/1) ... [2021-11-23 15:40:37,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:39,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:41:05,604 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_94ffe554-88e2-4389-bd11-bcc06521e9fd/sv-benchmarks/c/eca-rers2012/Problem08_label41.c[5712708,5712721] [2021-11-23 15:41:05,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:05,745 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:41:19,734 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_94ffe554-88e2-4389-bd11-bcc06521e9fd/sv-benchmarks/c/eca-rers2012/Problem08_label41.c[5712708,5712721] [2021-11-23 15:41:19,741 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:41:24,492 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:41:24,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24 WrapperNode [2021-11-23 15:41:24,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:41:24,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:24,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:41:24,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:41:24,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:26,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:31,167 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2021-11-23 15:41:31,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:41:31,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:41:31,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:41:31,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:41:31,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:31,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:32,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:32,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:34,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:35,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:35,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:36,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:41:36,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:41:36,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:41:36,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:41:36,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:41:24" (1/1) ... [2021-11-23 15:41:36,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:41:36,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:41:36,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:41:36,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:41:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:41:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:41:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:41:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:41:36,369 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:41:36,370 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:45,397 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:45,636 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 15:42:45,643 INFO L158 Benchmark]: Toolchain (without parser) took 127714.22ms. Allocated memory was 1.1GB in the beginning and 11.6GB in the end (delta: 10.5GB). Free memory was 875.4MB in the beginning and 7.9GB in the end (delta: -7.1GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:42:45,644 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:45,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46565.33ms. Allocated memory was 1.1GB in the beginning and 6.9GB in the end (delta: 5.7GB). Free memory was 875.4MB in the beginning and 4.9GB in the end (delta: -4.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:42:45,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 6673.50ms. Allocated memory was 6.9GB in the beginning and 9.2GB in the end (delta: 2.3GB). Free memory was 4.9GB in the beginning and 6.6GB in the end (delta: -1.7GB). Peak memory consumption was 816.8MB. Max. memory is 16.1GB. [2021-11-23 15:42:45,649 INFO L158 Benchmark]: Boogie Preprocessor took 4899.93ms. Allocated memory is still 9.2GB. Free memory was 6.6GB in the beginning and 6.0GB in the end (delta: 618.7MB). Peak memory consumption was 655.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:45,650 INFO L158 Benchmark]: RCFGBuilder took 69571.05ms. Allocated memory was 9.2GB in the beginning and 11.6GB in the end (delta: 2.4GB). Free memory was 6.0GB in the beginning and 7.9GB in the end (delta: -1.9GB). Peak memory consumption was 828.4MB. Max. memory is 16.1GB. [2021-11-23 15:42:45,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46565.33ms. Allocated memory was 1.1GB in the beginning and 6.9GB in the end (delta: 5.7GB). Free memory was 875.4MB in the beginning and 4.9GB in the end (delta: -4.0GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6673.50ms. Allocated memory was 6.9GB in the beginning and 9.2GB in the end (delta: 2.3GB). Free memory was 4.9GB in the beginning and 6.6GB in the end (delta: -1.7GB). Peak memory consumption was 816.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 4899.93ms. Allocated memory is still 9.2GB. Free memory was 6.6GB in the beginning and 6.0GB in the end (delta: 618.7MB). Peak memory consumption was 655.4MB. Max. memory is 16.1GB. * RCFGBuilder took 69571.05ms. Allocated memory was 9.2GB in the beginning and 11.6GB in the end (delta: 2.4GB). Free memory was 6.0GB in the beginning and 7.9GB in the end (delta: -1.9GB). Peak memory consumption was 828.4MB. 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 15:42:45,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/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_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/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_94ffe554-88e2-4389-bd11-bcc06521e9fd/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 dde00e4ab6244cf376342f06e2c4c30567281ad89c7fb19f8bd6301c01e49aea --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:48,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:48,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:48,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:48,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:48,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:48,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:48,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:48,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:48,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:48,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:48,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:48,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:48,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:48,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:48,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:48,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:48,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:48,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:48,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:48,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:48,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:48,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:48,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:48,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:48,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:48,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:48,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:48,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:48,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:48,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:48,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:48,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:48,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:48,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:48,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:48,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:48,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:48,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:48,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:48,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:48,708 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:48,733 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:48,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:48,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:48,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:48,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:48,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:48,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:48,736 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:48,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:48,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:48,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:48,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:48,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:48,737 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:48,737 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:48,738 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:48,738 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:48,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:48,738 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:48,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:48,739 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:48,739 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:48,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:48,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:48,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:48,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:48,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:48,740 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:48,740 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:48,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:48,741 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:48,741 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:48,741 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_94ffe554-88e2-4389-bd11-bcc06521e9fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dde00e4ab6244cf376342f06e2c4c30567281ad89c7fb19f8bd6301c01e49aea [2021-11-23 15:42:49,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:49,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:49,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:49,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:49,158 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:49,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem08_label41.c [2021-11-23 15:42:49,236 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/bf7fa1988/440fb963063240a193b39aab4ea3134e/FLAG97e50482d [2021-11-23 15:42:53,387 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:53,388 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/sv-benchmarks/c/eca-rers2012/Problem08_label41.c [2021-11-23 15:42:53,656 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/bf7fa1988/440fb963063240a193b39aab4ea3134e/FLAG97e50482d [2021-11-23 15:42:53,667 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/data/bf7fa1988/440fb963063240a193b39aab4ea3134e [2021-11-23 15:42:53,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:53,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:53,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:53,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:53,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:53,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:53" (1/1) ... [2021-11-23 15:42:53,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7e28da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:53, skipping insertion in model container [2021-11-23 15:42:53,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:53" (1/1) ... [2021-11-23 15:42:53,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:55,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:43:21,326 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_94ffe554-88e2-4389-bd11-bcc06521e9fd/sv-benchmarks/c/eca-rers2012/Problem08_label41.c[5712708,5712721] [2021-11-23 15:43:21,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:21,463 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:43:35,406 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_94ffe554-88e2-4389-bd11-bcc06521e9fd/sv-benchmarks/c/eca-rers2012/Problem08_label41.c[5712708,5712721] [2021-11-23 15:43:35,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:43:40,630 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:43:40,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40 WrapperNode [2021-11-23 15:43:40,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:43:40,632 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:40,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:43:40,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:43:40,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:41,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:47,398 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184205 [2021-11-23 15:43:47,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:43:47,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:43:47,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:43:47,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:43:47,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:47,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:48,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:48,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:50,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:51,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:51,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:52,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:43:52,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:43:52,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:43:52,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:43:52,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:43:40" (1/1) ... [2021-11-23 15:43:52,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:43:52,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:43:52,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:43:52,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:43:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:43:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:43:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:43:52,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:43:52,867 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:43:52,868 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:45:34,092 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:45:34,366 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 15:45:34,376 INFO L158 Benchmark]: Toolchain (without parser) took 160701.27ms. Allocated memory was 778.0MB in the beginning and 12.2GB in the end (delta: 11.4GB). Free memory was 482.7MB in the beginning and 8.6GB in the end (delta: -8.1GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:45:34,378 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:45:34,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46958.68ms. Allocated memory was 778.0MB in the beginning and 7.3GB in the end (delta: 6.6GB). Free memory was 482.7MB in the beginning and 5.4GB in the end (delta: -4.9GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-11-23 15:45:34,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 6766.52ms. Allocated memory was 7.3GB in the beginning and 10.4GB in the end (delta: 3.0GB). Free memory was 5.4GB in the beginning and 7.8GB in the end (delta: -2.4GB). Peak memory consumption was 876.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,382 INFO L158 Benchmark]: Boogie Preprocessor took 5095.99ms. Allocated memory is still 10.4GB. Free memory was 7.8GB in the beginning and 7.2GB in the end (delta: 593.5MB). Peak memory consumption was 704.6MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,384 INFO L158 Benchmark]: RCFGBuilder took 101875.30ms. Allocated memory was 10.4GB in the beginning and 12.2GB in the end (delta: 1.8GB). Free memory was 7.2GB in the beginning and 8.6GB in the end (delta: -1.4GB). Peak memory consumption was 857.7MB. Max. memory is 16.1GB. [2021-11-23 15:45:34,396 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46958.68ms. Allocated memory was 778.0MB in the beginning and 7.3GB in the end (delta: 6.6GB). Free memory was 482.7MB in the beginning and 5.4GB in the end (delta: -4.9GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6766.52ms. Allocated memory was 7.3GB in the beginning and 10.4GB in the end (delta: 3.0GB). Free memory was 5.4GB in the beginning and 7.8GB in the end (delta: -2.4GB). Peak memory consumption was 876.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5095.99ms. Allocated memory is still 10.4GB. Free memory was 7.8GB in the beginning and 7.2GB in the end (delta: 593.5MB). Peak memory consumption was 704.6MB. Max. memory is 16.1GB. * RCFGBuilder took 101875.30ms. Allocated memory was 10.4GB in the beginning and 12.2GB in the end (delta: 1.8GB). Free memory was 7.2GB in the beginning and 8.6GB in the end (delta: -1.4GB). Peak memory consumption was 857.7MB. 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 15:45:34,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ffe554-88e2-4389-bd11-bcc06521e9fd/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