./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label10.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_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/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_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/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_91c81335-9ba3-409b-b40a-53657d1c994a/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 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:35,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:35,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:35,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:35,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:35,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:35,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:35,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:35,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:35,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:35,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:35,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:35,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:35,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:35,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:35,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:35,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:35,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:35,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:35,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:35,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:35,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:35,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:35,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:35,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:35,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:35,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:35,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:35,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:35,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:35,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:35,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:35,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:35,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:35,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:35,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:35,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:35,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:35,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:35,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:35,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:35,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:35,303 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:35,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:35,304 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:35,304 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:35,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:35,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:35,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:35,305 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:35,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:35,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:35,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:35,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:35,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:35,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:35,306 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:35,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:35,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:35,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:35,307 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:35,307 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:35,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:35,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:35,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:35,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:35,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:35,308 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:35,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:35,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:35,309 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_91c81335-9ba3-409b-b40a-53657d1c994a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 [2021-11-23 15:53:35,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:35,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:35,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:35,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:35,615 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:35,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2021-11-23 15:53:35,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/f1d297311/bbc7a5737c184c279abc8f263741b9da/FLAG66092ba0f [2021-11-23 15:53:36,373 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:36,374 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2021-11-23 15:53:36,392 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/f1d297311/bbc7a5737c184c279abc8f263741b9da/FLAG66092ba0f [2021-11-23 15:53:36,704 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/f1d297311/bbc7a5737c184c279abc8f263741b9da [2021-11-23 15:53:36,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:36,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:36,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:36,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:36,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:36,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:36" (1/1) ... [2021-11-23 15:53:36,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41181ee6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:36, skipping insertion in model container [2021-11-23 15:53:36,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:36" (1/1) ... [2021-11-23 15:53:36,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:36,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:37,087 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_91c81335-9ba3-409b-b40a-53657d1c994a/sv-benchmarks/c/eca-rers2012/Problem15_label10.c[4275,4288] [2021-11-23 15:53:37,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:37,673 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:37,715 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_91c81335-9ba3-409b-b40a-53657d1c994a/sv-benchmarks/c/eca-rers2012/Problem15_label10.c[4275,4288] [2021-11-23 15:53:37,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:37,993 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:37,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37 WrapperNode [2021-11-23 15:53:37,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:37,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:37,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:37,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:38,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,290 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:53:38,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:38,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:38,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:38,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:38,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:38,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:38,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:38,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:38,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:38,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:38,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:38,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:38,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:38,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:38,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:38,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:38,735 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:38,737 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:42,133 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:42,214 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 15:53:42,219 INFO L158 Benchmark]: Toolchain (without parser) took 5510.34ms. Allocated memory was 90.2MB in the beginning and 260.0MB in the end (delta: 169.9MB). Free memory was 64.1MB in the beginning and 193.2MB in the end (delta: -129.0MB). Peak memory consumption was 111.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:42,220 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 66.8MB in the beginning and 66.7MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:42,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1285.41ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 64.1MB in the beginning and 77.9MB in the end (delta: -13.7MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:42,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 301.88ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 58.2MB in the end (delta: 19.7MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:42,222 INFO L158 Benchmark]: Boogie Preprocessor took 216.11ms. Allocated memory is still 113.2MB. Free memory was 58.2MB in the beginning and 40.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:42,223 INFO L158 Benchmark]: RCFGBuilder took 3702.53ms. Allocated memory was 113.2MB in the beginning and 260.0MB in the end (delta: 146.8MB). Free memory was 40.5MB in the beginning and 193.2MB in the end (delta: -152.7MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2021-11-23 15:53:42,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 66.8MB in the beginning and 66.7MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1285.41ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 64.1MB in the beginning and 77.9MB in the end (delta: -13.7MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 301.88ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 58.2MB in the end (delta: 19.7MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 216.11ms. Allocated memory is still 113.2MB. Free memory was 58.2MB in the beginning and 40.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3702.53ms. Allocated memory was 113.2MB in the beginning and 260.0MB in the end (delta: 146.8MB). Free memory was 40.5MB in the beginning and 193.2MB in the end (delta: -152.7MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:42,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/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_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/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_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/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_91c81335-9ba3-409b-b40a-53657d1c994a/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 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:44,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:44,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:44,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:44,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:44,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:44,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:44,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:44,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:44,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:44,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:44,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:44,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:44,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:44,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:44,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:44,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:44,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:44,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:44,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:44,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:44,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:44,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:44,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:44,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:44,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:44,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:44,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:44,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:44,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:44,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:44,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:44,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:44,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:44,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:44,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:44,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:44,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:44,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:44,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:44,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:44,690 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:44,732 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:44,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:44,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:44,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:44,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:44,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:44,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:44,736 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:44,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:44,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:44,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:44,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:44,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:44,738 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:44,738 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:44,738 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:44,738 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:44,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:44,739 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:44,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:44,739 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:44,739 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:44,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:44,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:44,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:44,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:44,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:44,741 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:44,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:44,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:44,742 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:44,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:44,742 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_91c81335-9ba3-409b-b40a-53657d1c994a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f151a13e47989a65c4ec5b5333c24fda53f0a15e0e3e933f79a23263bfef839 [2021-11-23 15:53:45,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:45,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:45,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:45,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:45,135 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:45,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2021-11-23 15:53:45,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/115c74aa6/51dbf704037641dd92c19aec21fcc588/FLAGbbcc10da5 [2021-11-23 15:53:45,881 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:45,882 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2021-11-23 15:53:45,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/115c74aa6/51dbf704037641dd92c19aec21fcc588/FLAGbbcc10da5 [2021-11-23 15:53:46,071 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/data/115c74aa6/51dbf704037641dd92c19aec21fcc588 [2021-11-23 15:53:46,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:46,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:46,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:46,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:46,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:46,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:46" (1/1) ... [2021-11-23 15:53:46,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f6614d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:46, skipping insertion in model container [2021-11-23 15:53:46,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:46" (1/1) ... [2021-11-23 15:53:46,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:46,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:46,503 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_91c81335-9ba3-409b-b40a-53657d1c994a/sv-benchmarks/c/eca-rers2012/Problem15_label10.c[4275,4288] [2021-11-23 15:53:47,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:47,129 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:47,168 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_91c81335-9ba3-409b-b40a-53657d1c994a/sv-benchmarks/c/eca-rers2012/Problem15_label10.c[4275,4288] [2021-11-23 15:53:47,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:47,476 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:47,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47 WrapperNode [2021-11-23 15:53:47,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:47,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:47,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:47,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:47,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,639 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:53:47,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:47,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:47,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:47,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:47,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:47,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:47,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:47,837 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:47,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:47" (1/1) ... [2021-11-23 15:53:47,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:47,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:47,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:47,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:47,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:47,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:47,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:47,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:47,989 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:47,991 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:05,407 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:05,448 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 15:54:05,452 INFO L158 Benchmark]: Toolchain (without parser) took 19374.24ms. Allocated memory was 71.3MB in the beginning and 157.3MB in the end (delta: 86.0MB). Free memory was 43.5MB in the beginning and 94.2MB in the end (delta: -50.7MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:05,453 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:05,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1397.80ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 54.5MB in the end (delta: -11.1MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2021-11-23 15:54:05,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.86ms. Allocated memory is still 94.4MB. Free memory was 54.5MB in the beginning and 40.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:05,455 INFO L158 Benchmark]: Boogie Preprocessor took 194.10ms. Allocated memory is still 94.4MB. Free memory was 40.5MB in the beginning and 54.7MB in the end (delta: -14.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:05,456 INFO L158 Benchmark]: RCFGBuilder took 17613.75ms. Allocated memory was 94.4MB in the beginning and 157.3MB in the end (delta: 62.9MB). Free memory was 54.7MB in the beginning and 94.2MB in the end (delta: -39.5MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:05,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 41.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1397.80ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 43.4MB in the beginning and 54.5MB in the end (delta: -11.1MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.86ms. Allocated memory is still 94.4MB. Free memory was 54.5MB in the beginning and 40.5MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 194.10ms. Allocated memory is still 94.4MB. Free memory was 40.5MB in the beginning and 54.7MB in the end (delta: -14.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * RCFGBuilder took 17613.75ms. Allocated memory was 94.4MB in the beginning and 157.3MB in the end (delta: 62.9MB). Free memory was 54.7MB in the beginning and 94.2MB in the end (delta: -39.5MB). Peak memory consumption was 59.7MB. 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 15:54:05,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c81335-9ba3-409b-b40a-53657d1c994a/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