./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label33.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_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/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_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/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_41270dff-2bdd-4c09-9c01-7fadf44d1501/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 aaccf385f935203878b819a92144fc9de308865fc678d0507ba69ad2b46a0a7a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:32:49,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:32:49,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:32:49,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:32:49,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:32:49,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:32:49,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:32:49,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:32:49,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:32:49,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:32:49,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:32:49,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:32:49,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:32:49,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:32:49,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:32:49,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:32:49,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:32:49,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:32:49,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:32:49,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:32:49,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:32:49,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:32:49,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:32:49,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:32:49,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:32:49,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:32:49,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:32:49,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:32:49,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:32:49,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:32:49,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:32:49,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:32:49,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:32:49,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:32:49,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:32:49,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:32:49,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:32:49,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:32:49,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:32:49,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:32:49,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:32:49,515 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:32:49,543 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:32:49,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:32:49,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:32:49,549 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:32:49,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:32:49,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:32:49,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:32:49,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:32:49,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:32:49,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:32:49,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:32:49,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:32:49,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:32:49,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:32:49,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:32:49,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:32:49,559 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:32:49,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:32:49,560 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:32:49,560 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:32:49,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:32:49,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:49,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:32:49,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:32:49,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:32:49,562 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:32:49,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:32:49,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:32:49,562 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_41270dff-2bdd-4c09-9c01-7fadf44d1501/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aaccf385f935203878b819a92144fc9de308865fc678d0507ba69ad2b46a0a7a [2021-11-23 15:32:49,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:32:49,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:32:49,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:32:49,869 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:32:49,870 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:32:49,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label33.c [2021-11-23 15:32:49,967 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/7756775e8/27eca263c5bd4cf2ab97254b953921c3/FLAG92c01e8aa [2021-11-23 15:32:50,934 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:32:50,935 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/sv-benchmarks/c/eca-rers2012/Problem13_label33.c [2021-11-23 15:32:50,974 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/7756775e8/27eca263c5bd4cf2ab97254b953921c3/FLAG92c01e8aa [2021-11-23 15:32:51,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/7756775e8/27eca263c5bd4cf2ab97254b953921c3 [2021-11-23 15:32:51,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:32:51,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:32:51,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:51,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:32:51,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:32:51,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ad3b5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:51, skipping insertion in model container [2021-11-23 15:32:51,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:32:51" (1/1) ... [2021-11-23 15:32:51,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:32:51,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:32:52,107 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_41270dff-2bdd-4c09-9c01-7fadf44d1501/sv-benchmarks/c/eca-rers2012/Problem13_label33.c[5177,5190] [2021-11-23 15:32:53,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:53,628 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:32:53,669 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_41270dff-2bdd-4c09-9c01-7fadf44d1501/sv-benchmarks/c/eca-rers2012/Problem13_label33.c[5177,5190] [2021-11-23 15:32:54,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:32:54,520 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:32:54,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54 WrapperNode [2021-11-23 15:32:54,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:32:54,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:54,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:32:54,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:32:54,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:54,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:55,670 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:32:55,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:32:55,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:32:55,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:32:55,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:32:55,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:55,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:55,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:55,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:56,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:56,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:56,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:56,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:32:56,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:32:56,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:32:56,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:32:56,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:32:54" (1/1) ... [2021-11-23 15:32:56,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:32:56,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:32:56,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:32:56,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:32:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:32:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:32:56,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:32:56,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:32:56,611 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:32:56,613 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:04,493 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:04,572 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 15:33:04,579 INFO L158 Benchmark]: Toolchain (without parser) took 13104.41ms. Allocated memory was 92.3MB in the beginning and 1.0GB in the end (delta: 933.2MB). Free memory was 58.8MB in the beginning and 831.8MB in the end (delta: -773.1MB). Peak memory consumption was 311.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:04,581 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:04,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3048.68ms. Allocated memory was 92.3MB in the beginning and 174.1MB in the end (delta: 81.8MB). Free memory was 58.4MB in the beginning and 78.1MB in the end (delta: -19.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:04,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 1146.94ms. Allocated memory was 174.1MB in the beginning and 327.2MB in the end (delta: 153.1MB). Free memory was 78.1MB in the beginning and 196.6MB in the end (delta: -118.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:04,586 INFO L158 Benchmark]: Boogie Preprocessor took 629.46ms. Allocated memory is still 327.2MB. Free memory was 196.6MB in the beginning and 160.7MB in the end (delta: 35.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:04,587 INFO L158 Benchmark]: RCFGBuilder took 8273.04ms. Allocated memory was 327.2MB in the beginning and 1.0GB in the end (delta: 698.4MB). Free memory was 160.7MB in the beginning and 831.8MB in the end (delta: -671.1MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:04,599 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 92.3MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3048.68ms. Allocated memory was 92.3MB in the beginning and 174.1MB in the end (delta: 81.8MB). Free memory was 58.4MB in the beginning and 78.1MB in the end (delta: -19.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1146.94ms. Allocated memory was 174.1MB in the beginning and 327.2MB in the end (delta: 153.1MB). Free memory was 78.1MB in the beginning and 196.6MB in the end (delta: -118.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 629.46ms. Allocated memory is still 327.2MB. Free memory was 196.6MB in the beginning and 160.7MB in the end (delta: 35.8MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8273.04ms. Allocated memory was 327.2MB in the beginning and 1.0GB in the end (delta: 698.4MB). Free memory was 160.7MB in the beginning and 831.8MB in the end (delta: -671.1MB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:33:04,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/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_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/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_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/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_41270dff-2bdd-4c09-9c01-7fadf44d1501/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 aaccf385f935203878b819a92144fc9de308865fc678d0507ba69ad2b46a0a7a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:07,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:07,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:07,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:07,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:07,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:07,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:07,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:07,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:07,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:07,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:07,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:07,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:07,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:07,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:07,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:07,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:07,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:07,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:07,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:07,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:07,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:07,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:07,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:07,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:07,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:07,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:07,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:07,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:07,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:07,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:07,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:07,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:07,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:07,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:07,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:07,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:07,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:07,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:07,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:07,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:07,849 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:07,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:07,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:07,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:07,906 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:07,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:07,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:07,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:07,909 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:07,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:07,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:07,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:07,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:07,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:07,912 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:07,912 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:07,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:07,913 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:07,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:07,914 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:07,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:07,914 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:07,914 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:07,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:07,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:07,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:07,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:07,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:07,916 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:07,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:07,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:07,917 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:07,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:07,918 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_41270dff-2bdd-4c09-9c01-7fadf44d1501/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aaccf385f935203878b819a92144fc9de308865fc678d0507ba69ad2b46a0a7a [2021-11-23 15:33:08,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:08,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:08,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:08,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:08,438 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:08,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label33.c [2021-11-23 15:33:08,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/b98f7c75b/abc76a5c57814526ad8b64dbe34e7ea4/FLAGe9f90145e [2021-11-23 15:33:09,700 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:09,703 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/sv-benchmarks/c/eca-rers2012/Problem13_label33.c [2021-11-23 15:33:09,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/b98f7c75b/abc76a5c57814526ad8b64dbe34e7ea4/FLAGe9f90145e [2021-11-23 15:33:09,985 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/data/b98f7c75b/abc76a5c57814526ad8b64dbe34e7ea4 [2021-11-23 15:33:09,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:09,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:09,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:09,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:09,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:10,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:09" (1/1) ... [2021-11-23 15:33:10,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e413d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:10, skipping insertion in model container [2021-11-23 15:33:10,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:09" (1/1) ... [2021-11-23 15:33:10,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:10,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:10,697 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_41270dff-2bdd-4c09-9c01-7fadf44d1501/sv-benchmarks/c/eca-rers2012/Problem13_label33.c[5177,5190] [2021-11-23 15:33:12,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:12,388 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:12,432 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_41270dff-2bdd-4c09-9c01-7fadf44d1501/sv-benchmarks/c/eca-rers2012/Problem13_label33.c[5177,5190] [2021-11-23 15:33:13,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:13,447 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:13,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13 WrapperNode [2021-11-23 15:33:13,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:13,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:13,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:13,451 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:13,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,994 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:33:13,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:13,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:13,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:13,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:14,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:14,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:14,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:14,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:14,466 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:14,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:14,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:14,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:14,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:14,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:14,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:14,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:14,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:14,834 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:14,836 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:10,069 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:10,130 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 15:34:10,135 INFO L158 Benchmark]: Toolchain (without parser) took 60142.49ms. Allocated memory was 75.5MB in the beginning and 507.5MB in the end (delta: 432.0MB). Free memory was 43.2MB in the beginning and 378.8MB in the end (delta: -335.6MB). Peak memory consumption was 230.9MB. Max. memory is 16.1GB. [2021-11-23 15:34:10,136 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:10,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3455.21ms. Allocated memory was 75.5MB in the beginning and 144.7MB in the end (delta: 69.2MB). Free memory was 43.0MB in the beginning and 67.8MB in the end (delta: -24.8MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:10,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 544.92ms. Allocated memory is still 144.7MB. Free memory was 67.8MB in the beginning and 62.9MB in the end (delta: 4.9MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:10,139 INFO L158 Benchmark]: Boogie Preprocessor took 464.60ms. Allocated memory was 144.7MB in the beginning and 253.8MB in the end (delta: 109.1MB). Free memory was 62.9MB in the beginning and 151.9MB in the end (delta: -89.0MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:10,140 INFO L158 Benchmark]: RCFGBuilder took 55669.76ms. Allocated memory was 253.8MB in the beginning and 507.5MB in the end (delta: 253.8MB). Free memory was 151.4MB in the beginning and 378.8MB in the end (delta: -227.4MB). Peak memory consumption was 160.7MB. Max. memory is 16.1GB. [2021-11-23 15:34:10,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3455.21ms. Allocated memory was 75.5MB in the beginning and 144.7MB in the end (delta: 69.2MB). Free memory was 43.0MB in the beginning and 67.8MB in the end (delta: -24.8MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 544.92ms. Allocated memory is still 144.7MB. Free memory was 67.8MB in the beginning and 62.9MB in the end (delta: 4.9MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 464.60ms. Allocated memory was 144.7MB in the beginning and 253.8MB in the end (delta: 109.1MB). Free memory was 62.9MB in the beginning and 151.9MB in the end (delta: -89.0MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * RCFGBuilder took 55669.76ms. Allocated memory was 253.8MB in the beginning and 507.5MB in the end (delta: 253.8MB). Free memory was 151.4MB in the beginning and 378.8MB in the end (delta: -227.4MB). Peak memory consumption was 160.7MB. 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 15:34:10,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41270dff-2bdd-4c09-9c01-7fadf44d1501/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable