./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label35.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_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/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_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/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_8f74402c-969f-47df-b509-2ec4aa22bd1f/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 63a760a667f36e72527e0d2fa5067d00224c1c33e53252a8399b2127b2da534a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:54,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:54,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:54,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:54,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:54,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:54,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:54,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:54,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:54,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:54,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:54,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:54,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:54,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:54,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:54,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:54,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:54,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:54,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:54,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:54,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:54,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:54,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:54,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:54,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:54,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:54,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:54,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:54,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:54,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:54,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:54,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:54,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:54,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:54,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:54,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:54,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:54,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:54,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:54,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:54,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:54,695 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:54,721 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:54,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:54,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:54,723 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:54,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:54,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:54,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:54,724 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:54,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:54,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:54,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:54,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:54,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:54,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:54,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:54,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:54,727 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:54,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:54,727 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:54,728 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:54,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:54,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:54,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:54,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:54,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:54,729 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:54,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:54,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:54,730 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_8f74402c-969f-47df-b509-2ec4aa22bd1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63a760a667f36e72527e0d2fa5067d00224c1c33e53252a8399b2127b2da534a [2021-11-23 15:03:55,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:55,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:55,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:55,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:55,107 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:55,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label35.c [2021-11-23 15:03:55,186 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/c011c1bc1/d427d42a2f274922abecbc110334f2d7/FLAGb0e4d4c21 [2021-11-23 15:03:56,473 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:56,475 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/sv-benchmarks/c/eca-rers2012/Problem06_label35.c [2021-11-23 15:03:56,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/c011c1bc1/d427d42a2f274922abecbc110334f2d7/FLAGb0e4d4c21 [2021-11-23 15:03:56,683 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/c011c1bc1/d427d42a2f274922abecbc110334f2d7 [2021-11-23 15:03:56,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:56,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:56,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:56,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:56,697 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:56,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6079ba5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:56, skipping insertion in model container [2021-11-23 15:03:56,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:56" (1/1) ... [2021-11-23 15:03:56,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:57,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:59,547 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_8f74402c-969f-47df-b509-2ec4aa22bd1f/sv-benchmarks/c/eca-rers2012/Problem06_label35.c[334547,334560] [2021-11-23 15:03:59,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:59,594 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:00,865 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_8f74402c-969f-47df-b509-2ec4aa22bd1f/sv-benchmarks/c/eca-rers2012/Problem06_label35.c[334547,334560] [2021-11-23 15:04:00,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:00,926 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:00,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00 WrapperNode [2021-11-23 15:04:00,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:00,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:00,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:00,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:00,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:01,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:01,492 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:04:01,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:01,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:01,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:01,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:01,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:01,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:01,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:01,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:02,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:02,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:02,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:02,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:02,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:02,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:02,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:02,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:02,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:02,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:02,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:02,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:02,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:02,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:02,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:02,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:02,531 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:02,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:08,857 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:08,937 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 15:04:08,943 INFO L158 Benchmark]: Toolchain (without parser) took 12251.53ms. Allocated memory was 109.1MB in the beginning and 700.4MB in the end (delta: 591.4MB). Free memory was 62.8MB in the beginning and 288.5MB in the end (delta: -225.8MB). Peak memory consumption was 457.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,943 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:08,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4233.79ms. Allocated memory was 109.1MB in the beginning and 209.7MB in the end (delta: 100.7MB). Free memory was 62.5MB in the beginning and 108.3MB in the end (delta: -45.8MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 564.63ms. Allocated memory was 209.7MB in the beginning and 350.2MB in the end (delta: 140.5MB). Free memory was 108.3MB in the beginning and 226.8MB in the end (delta: -118.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,948 INFO L158 Benchmark]: Boogie Preprocessor took 808.52ms. Allocated memory is still 350.2MB. Free memory was 226.8MB in the beginning and 204.3MB in the end (delta: 22.5MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,949 INFO L158 Benchmark]: RCFGBuilder took 6636.74ms. Allocated memory was 350.2MB in the beginning and 700.4MB in the end (delta: 350.2MB). Free memory was 204.3MB in the beginning and 288.5MB in the end (delta: -84.3MB). Peak memory consumption was 358.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:08,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4233.79ms. Allocated memory was 109.1MB in the beginning and 209.7MB in the end (delta: 100.7MB). Free memory was 62.5MB in the beginning and 108.3MB in the end (delta: -45.8MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 564.63ms. Allocated memory was 209.7MB in the beginning and 350.2MB in the end (delta: 140.5MB). Free memory was 108.3MB in the beginning and 226.8MB in the end (delta: -118.5MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 808.52ms. Allocated memory is still 350.2MB. Free memory was 226.8MB in the beginning and 204.3MB in the end (delta: 22.5MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6636.74ms. Allocated memory was 350.2MB in the beginning and 700.4MB in the end (delta: 350.2MB). Free memory was 204.3MB in the beginning and 288.5MB in the end (delta: -84.3MB). Peak memory consumption was 358.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:09,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/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_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/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_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/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_8f74402c-969f-47df-b509-2ec4aa22bd1f/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 63a760a667f36e72527e0d2fa5067d00224c1c33e53252a8399b2127b2da534a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:11,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:11,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:11,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:11,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:11,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:11,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:11,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:11,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:11,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:11,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:11,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:11,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:11,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:11,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:11,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:11,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:11,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:11,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:11,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:11,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:11,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:11,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:11,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:11,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:11,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:11,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:11,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:11,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:11,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:11,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:11,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:11,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:11,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:11,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:11,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:11,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:11,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:11,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:11,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:11,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:11,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:11,667 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:11,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:11,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:11,669 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:11,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:11,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:11,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:11,672 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:11,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:11,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:11,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:11,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:11,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:11,674 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:11,675 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:11,675 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:11,675 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:11,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:11,676 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:11,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:11,676 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:11,676 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:11,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:11,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:11,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:11,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:11,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:11,678 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:11,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:11,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:11,679 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:11,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:11,679 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_8f74402c-969f-47df-b509-2ec4aa22bd1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63a760a667f36e72527e0d2fa5067d00224c1c33e53252a8399b2127b2da534a [2021-11-23 15:04:12,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:12,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:12,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:12,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:12,120 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:12,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label35.c [2021-11-23 15:04:12,194 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/35a1c3ee7/3e96d9c9ab1d4b599a7ca0a2bff47302/FLAGfefe101b2 [2021-11-23 15:04:13,214 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:13,215 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/sv-benchmarks/c/eca-rers2012/Problem06_label35.c [2021-11-23 15:04:13,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/35a1c3ee7/3e96d9c9ab1d4b599a7ca0a2bff47302/FLAGfefe101b2 [2021-11-23 15:04:13,592 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/data/35a1c3ee7/3e96d9c9ab1d4b599a7ca0a2bff47302 [2021-11-23 15:04:13,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:13,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:13,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:13,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:13,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:13,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:13" (1/1) ... [2021-11-23 15:04:13,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24485793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:13, skipping insertion in model container [2021-11-23 15:04:13,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:13" (1/1) ... [2021-11-23 15:04:13,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:13,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:16,136 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_8f74402c-969f-47df-b509-2ec4aa22bd1f/sv-benchmarks/c/eca-rers2012/Problem06_label35.c[334547,334560] [2021-11-23 15:04:16,157 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:16,170 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:17,618 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_8f74402c-969f-47df-b509-2ec4aa22bd1f/sv-benchmarks/c/eca-rers2012/Problem06_label35.c[334547,334560] [2021-11-23 15:04:17,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:17,681 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:17,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17 WrapperNode [2021-11-23 15:04:17,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:17,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:17,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:17,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:17,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:17,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,358 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:04:18,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:18,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:18,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:18,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:18,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:18,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:18,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:18,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:18,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:17" (1/1) ... [2021-11-23 15:04:18,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:18,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:19,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:19,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:19,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:19,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:19,223 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:19,225 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:28,401 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:28,465 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 15:04:28,470 INFO L158 Benchmark]: Toolchain (without parser) took 14873.51ms. Allocated memory was 79.7MB in the beginning and 1.0GB in the end (delta: 935.3MB). Free memory was 52.5MB in the beginning and 753.6MB in the end (delta: -701.1MB). Peak memory consumption was 426.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:28,471 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:28,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4084.55ms. Allocated memory was 79.7MB in the beginning and 146.8MB in the end (delta: 67.1MB). Free memory was 52.3MB in the beginning and 56.8MB in the end (delta: -4.5MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:28,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 675.19ms. Allocated memory was 146.8MB in the beginning and 276.8MB in the end (delta: 130.0MB). Free memory was 56.8MB in the beginning and 156.0MB in the end (delta: -99.2MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:28,474 INFO L158 Benchmark]: Boogie Preprocessor took 552.51ms. Allocated memory is still 276.8MB. Free memory was 156.0MB in the beginning and 132.2MB in the end (delta: 23.7MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:28,474 INFO L158 Benchmark]: RCFGBuilder took 9555.64ms. Allocated memory was 276.8MB in the beginning and 1.0GB in the end (delta: 738.2MB). Free memory was 132.2MB in the beginning and 753.6MB in the end (delta: -621.4MB). Peak memory consumption was 308.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:28,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 41.4MB in the beginning and 41.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4084.55ms. Allocated memory was 79.7MB in the beginning and 146.8MB in the end (delta: 67.1MB). Free memory was 52.3MB in the beginning and 56.8MB in the end (delta: -4.5MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 675.19ms. Allocated memory was 146.8MB in the beginning and 276.8MB in the end (delta: 130.0MB). Free memory was 56.8MB in the beginning and 156.0MB in the end (delta: -99.2MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 552.51ms. Allocated memory is still 276.8MB. Free memory was 156.0MB in the beginning and 132.2MB in the end (delta: 23.7MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * RCFGBuilder took 9555.64ms. Allocated memory was 276.8MB in the beginning and 1.0GB in the end (delta: 738.2MB). Free memory was 132.2MB in the beginning and 753.6MB in the end (delta: -621.4MB). Peak memory consumption was 308.3MB. 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 15:04:28,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f74402c-969f-47df-b509-2ec4aa22bd1f/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