./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label42.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_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/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_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/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_43e707b5-904b-4ce7-9d68-5340f07cee73/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 ab1869017552cd90030da2da03733040defc32285cb68ae94ac7995a103b0f86 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:27,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:27,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:27,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:27,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:27,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:27,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:27,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:27,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:27,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:27,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:27,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:27,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:27,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:27,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:27,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:27,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:27,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:27,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:27,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:27,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:27,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:27,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:27,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:27,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:27,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:27,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:27,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:27,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:27,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:27,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:27,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:27,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:27,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:27,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:27,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:27,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:27,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:27,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:27,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:27,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:27,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:48:27,683 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:27,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:27,686 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:27,686 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:27,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:27,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:27,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:27,688 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:27,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:48:27,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:27,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:27,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:27,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:27,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:27,690 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:27,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:27,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:27,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:27,691 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:27,691 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:27,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:27,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:27,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:27,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:27,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:27,692 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:48:27,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:48:27,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:27,693 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_43e707b5-904b-4ce7-9d68-5340f07cee73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab1869017552cd90030da2da03733040defc32285cb68ae94ac7995a103b0f86 [2021-11-23 15:48:28,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:28,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:28,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:28,031 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:28,032 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:28,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2021-11-23 15:48:28,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/7664d644a/a6a231d61f97476bb5c3953d0b16870a/FLAG576349551 [2021-11-23 15:48:28,988 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:28,989 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2021-11-23 15:48:29,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/7664d644a/a6a231d61f97476bb5c3953d0b16870a/FLAG576349551 [2021-11-23 15:48:29,448 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/7664d644a/a6a231d61f97476bb5c3953d0b16870a [2021-11-23 15:48:29,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:29,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:29,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:29,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:29,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:29,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:29" (1/1) ... [2021-11-23 15:48:29,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c2e4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:29, skipping insertion in model container [2021-11-23 15:48:29,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:29" (1/1) ... [2021-11-23 15:48:29,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:29,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:29,933 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_43e707b5-904b-4ce7-9d68-5340f07cee73/sv-benchmarks/c/eca-rers2012/Problem12_label42.c[3554,3567] [2021-11-23 15:48:31,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:31,130 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:31,165 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_43e707b5-904b-4ce7-9d68-5340f07cee73/sv-benchmarks/c/eca-rers2012/Problem12_label42.c[3554,3567] [2021-11-23 15:48:31,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:32,007 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:32,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32 WrapperNode [2021-11-23 15:48:32,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:32,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:32,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:32,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:32,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,394 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:48:32,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:32,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:32,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:32,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:32,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:32,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:32,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:32,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:32,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:32,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:32" (1/1) ... [2021-11-23 15:48:33,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:33,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:33,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:33,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:33,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:33,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:33,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:33,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:33,220 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:33,222 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:37,781 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:37,846 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 15:48:37,852 INFO L158 Benchmark]: Toolchain (without parser) took 8397.40ms. Allocated memory was 138.4MB in the beginning and 574.6MB in the end (delta: 436.2MB). Free memory was 86.8MB in the beginning and 422.7MB in the end (delta: -335.9MB). Peak memory consumption was 318.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:37,853 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory was 111.8MB in the beginning and 111.7MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:37,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2542.12ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 86.5MB in the beginning and 98.9MB in the end (delta: -12.4MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:37,856 INFO L158 Benchmark]: Boogie Procedure Inliner took 386.38ms. Allocated memory is still 188.7MB. Free memory was 98.9MB in the beginning and 73.2MB in the end (delta: 25.7MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-11-23 15:48:37,857 INFO L158 Benchmark]: Boogie Preprocessor took 538.23ms. Allocated memory was 188.7MB in the beginning and 287.3MB in the end (delta: 98.6MB). Free memory was 73.2MB in the beginning and 160.8MB in the end (delta: -87.5MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:37,859 INFO L158 Benchmark]: RCFGBuilder took 4914.03ms. Allocated memory was 287.3MB in the beginning and 574.6MB in the end (delta: 287.3MB). Free memory was 160.8MB in the beginning and 422.7MB in the end (delta: -262.0MB). Peak memory consumption was 244.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:37,868 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 138.4MB. Free memory was 111.8MB in the beginning and 111.7MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2542.12ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 86.5MB in the beginning and 98.9MB in the end (delta: -12.4MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 386.38ms. Allocated memory is still 188.7MB. Free memory was 98.9MB in the beginning and 73.2MB in the end (delta: 25.7MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 538.23ms. Allocated memory was 188.7MB in the beginning and 287.3MB in the end (delta: 98.6MB). Free memory was 73.2MB in the beginning and 160.8MB in the end (delta: -87.5MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4914.03ms. Allocated memory was 287.3MB in the beginning and 574.6MB in the end (delta: 287.3MB). Free memory was 160.8MB in the beginning and 422.7MB in the end (delta: -262.0MB). Peak memory consumption was 244.3MB. 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 15:48:37,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/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_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/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_43e707b5-904b-4ce7-9d68-5340f07cee73/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 ab1869017552cd90030da2da03733040defc32285cb68ae94ac7995a103b0f86 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:40,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:40,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:40,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:40,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:40,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:40,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:40,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:40,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:40,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:40,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:40,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:40,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:40,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:40,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:40,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:40,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:40,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:40,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:40,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:40,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:40,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:40,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:40,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:40,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:40,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:40,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:40,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:40,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:40,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:40,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:40,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:40,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:40,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:40,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:40,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:40,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:40,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:40,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:40,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:40,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:40,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:40,534 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:40,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:40,535 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:40,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:40,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:40,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:40,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:40,538 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:40,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:40,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:40,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:40,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:40,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:40,540 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:40,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:40,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:40,540 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:40,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:40,541 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:40,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:40,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:40,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:40,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:40,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:40,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:40,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:40,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:40,543 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:40,543 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:40,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:40,543 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:40,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:40,544 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_43e707b5-904b-4ce7-9d68-5340f07cee73/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab1869017552cd90030da2da03733040defc32285cb68ae94ac7995a103b0f86 [2021-11-23 15:48:40,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:40,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:40,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:40,962 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:40,963 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:40,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2021-11-23 15:48:41,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/baeb3f158/45ccdadebc37409db319dff7963ac76f/FLAG23208a33a [2021-11-23 15:48:41,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:41,918 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/sv-benchmarks/c/eca-rers2012/Problem12_label42.c [2021-11-23 15:48:41,959 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/baeb3f158/45ccdadebc37409db319dff7963ac76f/FLAG23208a33a [2021-11-23 15:48:42,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/data/baeb3f158/45ccdadebc37409db319dff7963ac76f [2021-11-23 15:48:42,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:42,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:42,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:42,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:42,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:42,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:42" (1/1) ... [2021-11-23 15:48:42,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c261b40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:42, skipping insertion in model container [2021-11-23 15:48:42,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:42" (1/1) ... [2021-11-23 15:48:42,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:42,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:42,849 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_43e707b5-904b-4ce7-9d68-5340f07cee73/sv-benchmarks/c/eca-rers2012/Problem12_label42.c[3554,3567] [2021-11-23 15:48:44,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:44,010 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:44,048 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_43e707b5-904b-4ce7-9d68-5340f07cee73/sv-benchmarks/c/eca-rers2012/Problem12_label42.c[3554,3567] [2021-11-23 15:48:44,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:44,836 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:44,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44 WrapperNode [2021-11-23 15:48:44,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:44,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:44,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:44,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:44,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:44,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,120 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:48:45,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:45,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:45,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:45,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:45,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:45,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:45,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:45,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:45,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:44" (1/1) ... [2021-11-23 15:48:45,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:45,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:45,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:45,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:45,594 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:45,595 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:12,413 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:12,465 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 15:49:12,469 INFO L158 Benchmark]: Toolchain (without parser) took 30063.34ms. Allocated memory was 73.4MB in the beginning and 264.2MB in the end (delta: 190.8MB). Free memory was 44.5MB in the beginning and 89.9MB in the end (delta: -45.3MB). Peak memory consumption was 151.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,470 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:12,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2431.52ms. Allocated memory was 73.4MB in the beginning and 142.6MB in the end (delta: 69.2MB). Free memory was 44.4MB in the beginning and 67.6MB in the end (delta: -23.2MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 282.27ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 68.9MB in the end (delta: -1.3MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,472 INFO L158 Benchmark]: Boogie Preprocessor took 190.35ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 43.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,473 INFO L158 Benchmark]: RCFGBuilder took 27153.95ms. Allocated memory was 142.6MB in the beginning and 264.2MB in the end (delta: 121.6MB). Free memory was 43.7MB in the beginning and 89.9MB in the end (delta: -46.2MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:12,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2431.52ms. Allocated memory was 73.4MB in the beginning and 142.6MB in the end (delta: 69.2MB). Free memory was 44.4MB in the beginning and 67.6MB in the end (delta: -23.2MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 282.27ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 68.9MB in the end (delta: -1.3MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.35ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 43.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 27153.95ms. Allocated memory was 142.6MB in the beginning and 264.2MB in the end (delta: 121.6MB). Free memory was 43.7MB in the beginning and 89.9MB in the end (delta: -46.2MB). Peak memory consumption was 82.1MB. 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 15:49:12,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43e707b5-904b-4ce7-9d68-5340f07cee73/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