./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label49.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_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/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_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label49.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/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_351821aa-022c-43f7-9f12-ae9874e962aa/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 08af54cde19107da336de06530b4d4e9301f950145de9f25438005f74799fda5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:52,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:52,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:52,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:52,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:52,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:52,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:52,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:52,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:52,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:52,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:52,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:52,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:52,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:52,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:52,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:52,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:52,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:52,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:52,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:52,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:52,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:52,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:52,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:52,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:52,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:52,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:52,588 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:52,589 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:52,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:52,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:52,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:52,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:52,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:52,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:52,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:52,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:52,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:52,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:52,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:52,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:52,606 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:52,643 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:52,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:52,644 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:52,644 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:52,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:52,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:52,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:52,645 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:52,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:52,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:52,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:52,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:52,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:52,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:52,646 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:52,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:52,647 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:52,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:52,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:52,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:52,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:52,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:52,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:52,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:52,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:52,648 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:52,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:52,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:52,649 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_351821aa-022c-43f7-9f12-ae9874e962aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08af54cde19107da336de06530b4d4e9301f950145de9f25438005f74799fda5 [2021-11-23 15:56:52,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:52,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:52,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:52,932 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:52,933 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:52,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2021-11-23 15:56:53,019 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/6683f80a9/ae5c291b5c7c4ec699db0318e5142ce5/FLAG34a8edeb4 [2021-11-23 15:56:53,768 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:53,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2021-11-23 15:56:53,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/6683f80a9/ae5c291b5c7c4ec699db0318e5142ce5/FLAG34a8edeb4 [2021-11-23 15:56:54,298 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/6683f80a9/ae5c291b5c7c4ec699db0318e5142ce5 [2021-11-23 15:56:54,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:54,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:54,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:54,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:54,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:54,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:54" (1/1) ... [2021-11-23 15:56:54,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4999e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:54, skipping insertion in model container [2021-11-23 15:56:54,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:54" (1/1) ... [2021-11-23 15:56:54,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:54,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:54,797 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_351821aa-022c-43f7-9f12-ae9874e962aa/sv-benchmarks/c/eca-rers2012/Problem12_label49.c[5366,5379] [2021-11-23 15:56:55,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:55,903 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:55,941 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_351821aa-022c-43f7-9f12-ae9874e962aa/sv-benchmarks/c/eca-rers2012/Problem12_label49.c[5366,5379] [2021-11-23 15:56:56,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:56,523 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:56,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56 WrapperNode [2021-11-23 15:56:56,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:56,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:56,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:56,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:56,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:56,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,053 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:56:57,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:57,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:57,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:57,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:57,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:57,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:57,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:57,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:57,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:57,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:57,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:57,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:57,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:57,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:57,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:57,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:57,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:57,795 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:57,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:02,565 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:02,629 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 15:57:02,640 INFO L158 Benchmark]: Toolchain (without parser) took 8336.00ms. Allocated memory was 102.8MB in the beginning and 545.3MB in the end (delta: 442.5MB). Free memory was 68.7MB in the beginning and 332.4MB in the end (delta: -263.7MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. [2021-11-23 15:57:02,641 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:02,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2219.57ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 68.4MB in the beginning and 44.9MB in the end (delta: 23.4MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:02,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 528.80ms. Allocated memory was 123.7MB in the beginning and 169.9MB in the end (delta: 46.1MB). Free memory was 44.9MB in the beginning and 70.6MB in the end (delta: -25.7MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:02,645 INFO L158 Benchmark]: Boogie Preprocessor took 460.54ms. Allocated memory is still 169.9MB. Free memory was 70.6MB in the beginning and 57.3MB in the end (delta: 13.3MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:02,647 INFO L158 Benchmark]: RCFGBuilder took 5120.71ms. Allocated memory was 169.9MB in the beginning and 545.3MB in the end (delta: 375.4MB). Free memory was 57.3MB in the beginning and 332.4MB in the end (delta: -275.1MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2021-11-23 15:57:02,656 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2219.57ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 68.4MB in the beginning and 44.9MB in the end (delta: 23.4MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 528.80ms. Allocated memory was 123.7MB in the beginning and 169.9MB in the end (delta: 46.1MB). Free memory was 44.9MB in the beginning and 70.6MB in the end (delta: -25.7MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 460.54ms. Allocated memory is still 169.9MB. Free memory was 70.6MB in the beginning and 57.3MB in the end (delta: 13.3MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * RCFGBuilder took 5120.71ms. Allocated memory was 169.9MB in the beginning and 545.3MB in the end (delta: 375.4MB). Free memory was 57.3MB in the beginning and 332.4MB in the end (delta: -275.1MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:57:02,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/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_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/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_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label49.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/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_351821aa-022c-43f7-9f12-ae9874e962aa/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 08af54cde19107da336de06530b4d4e9301f950145de9f25438005f74799fda5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:05,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:05,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:05,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:05,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:05,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:05,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:05,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:05,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:05,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:05,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:05,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:05,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:05,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:05,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:05,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:05,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:05,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:05,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:05,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:05,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:05,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:05,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:05,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:05,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:05,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:05,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:05,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:05,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:05,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:05,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:05,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:05,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:05,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:05,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:05,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:05,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:05,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:05,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:05,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:05,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:05,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:57:05,369 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:05,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:05,371 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:57:05,371 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:57:05,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:05,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:05,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:05,374 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:05,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:05,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:05,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:57:05,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:05,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:57:05,376 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:57:05,376 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:57:05,376 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:57:05,376 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:05,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:57:05,377 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:05,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:57:05,377 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:05,377 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:05,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:05,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:05,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:05,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:05,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:57:05,379 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:57:05,379 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:57:05,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:57:05,380 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:57:05,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:57:05,380 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_351821aa-022c-43f7-9f12-ae9874e962aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08af54cde19107da336de06530b4d4e9301f950145de9f25438005f74799fda5 [2021-11-23 15:57:05,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:05,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:05,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:05,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:05,800 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:05,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2021-11-23 15:57:05,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/45b0928a2/b8ec1a01c8e145b98de9280054cb6c4f/FLAG4f7fa6d33 [2021-11-23 15:57:06,804 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:06,805 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/sv-benchmarks/c/eca-rers2012/Problem12_label49.c [2021-11-23 15:57:06,860 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/45b0928a2/b8ec1a01c8e145b98de9280054cb6c4f/FLAG4f7fa6d33 [2021-11-23 15:57:07,298 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/data/45b0928a2/b8ec1a01c8e145b98de9280054cb6c4f [2021-11-23 15:57:07,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:07,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:07,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:07,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:07,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:07,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:07" (1/1) ... [2021-11-23 15:57:07,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767eefc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:07, skipping insertion in model container [2021-11-23 15:57:07,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:07" (1/1) ... [2021-11-23 15:57:07,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:07,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:07,784 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_351821aa-022c-43f7-9f12-ae9874e962aa/sv-benchmarks/c/eca-rers2012/Problem12_label49.c[5366,5379] [2021-11-23 15:57:08,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:08,985 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:09,021 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_351821aa-022c-43f7-9f12-ae9874e962aa/sv-benchmarks/c/eca-rers2012/Problem12_label49.c[5366,5379] [2021-11-23 15:57:09,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:09,717 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:09,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09 WrapperNode [2021-11-23 15:57:09,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:09,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:09,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:09,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:09,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:09,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:09,962 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:57:09,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:09,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:09,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:09,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:09,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:09,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:10,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:10,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:10,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:10,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:10,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:10,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:10,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:10,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:10,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:10,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:09" (1/1) ... [2021-11-23 15:57:10,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:10,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:10,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:10,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:10,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:10,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:10,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:10,599 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:10,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:35,022 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:35,086 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 15:57:35,091 INFO L158 Benchmark]: Toolchain (without parser) took 27787.18ms. Allocated memory was 67.1MB in the beginning and 276.8MB in the end (delta: 209.7MB). Free memory was 45.8MB in the beginning and 113.4MB in the end (delta: -67.6MB). Peak memory consumption was 152.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:35,092 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:35,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2415.04ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 45.6MB in the beginning and 70.1MB in the end (delta: -24.5MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:35,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.29ms. Allocated memory is still 121.6MB. Free memory was 70.1MB in the beginning and 36.6MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:35,094 INFO L158 Benchmark]: Boogie Preprocessor took 319.02ms. Allocated memory is still 121.6MB. Free memory was 36.6MB in the beginning and 38.4MB in the end (delta: -1.8MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:35,096 INFO L158 Benchmark]: RCFGBuilder took 24805.05ms. Allocated memory was 121.6MB in the beginning and 276.8MB in the end (delta: 155.2MB). Free memory was 38.4MB in the beginning and 113.4MB in the end (delta: -75.0MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2021-11-23 15:57:35,100 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 67.1MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2415.04ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 45.6MB in the beginning and 70.1MB in the end (delta: -24.5MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.29ms. Allocated memory is still 121.6MB. Free memory was 70.1MB in the beginning and 36.6MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 319.02ms. Allocated memory is still 121.6MB. Free memory was 36.6MB in the beginning and 38.4MB in the end (delta: -1.8MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * RCFGBuilder took 24805.05ms. Allocated memory was 121.6MB in the beginning and 276.8MB in the end (delta: 155.2MB). Free memory was 38.4MB in the beginning and 113.4MB in the end (delta: -75.0MB). Peak memory consumption was 90.0MB. 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 15:57:35,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_351821aa-022c-43f7-9f12-ae9874e962aa/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