./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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 e81bbc4430f76a90c5e02a887d03761648c221c2fd9f1be76d3af26cf9b24c3e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:13,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:13,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:13,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:13,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:13,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:13,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:13,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:13,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:13,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:13,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:13,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:13,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:13,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:13,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:13,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:13,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:13,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:13,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:13,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:13,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:13,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:13,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:13,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:13,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:13,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:13,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:13,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:13,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:13,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:13,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:13,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:13,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:13,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:13,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:13,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:13,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:13,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:13,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:13,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:13,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:13,710 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:48:13,758 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:13,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:13,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:13,761 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:13,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:13,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:13,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:13,770 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:13,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:48:13,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:13,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:13,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:13,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:13,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:13,773 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:13,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:13,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:13,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:13,775 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:13,775 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:13,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:13,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:13,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:13,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:13,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:13,777 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:48:13,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:48:13,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:13,778 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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e81bbc4430f76a90c5e02a887d03761648c221c2fd9f1be76d3af26cf9b24c3e [2021-11-23 15:48:14,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:14,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:14,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:14,141 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:14,142 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:14,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2021-11-23 15:48:14,221 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/c758bf297/4b56f92a52b5438c921bc677ce2946c8/FLAG3b8ec4942 [2021-11-23 15:48:15,135 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:15,135 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2021-11-23 15:48:15,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/c758bf297/4b56f92a52b5438c921bc677ce2946c8/FLAG3b8ec4942 [2021-11-23 15:48:15,650 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/c758bf297/4b56f92a52b5438c921bc677ce2946c8 [2021-11-23 15:48:15,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:15,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:15,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:15,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:15,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:15,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:15" (1/1) ... [2021-11-23 15:48:15,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39323c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:15, skipping insertion in model container [2021-11-23 15:48:15,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:15" (1/1) ... [2021-11-23 15:48:15,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:15,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:16,053 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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/sv-benchmarks/c/eca-rers2012/Problem17_label35.c[1267,1280] [2021-11-23 15:48:16,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:16,957 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:16,987 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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/sv-benchmarks/c/eca-rers2012/Problem17_label35.c[1267,1280] [2021-11-23 15:48:17,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:17,583 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:17,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17 WrapperNode [2021-11-23 15:48:17,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:17,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:17,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:17,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:17,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:17,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,115 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2611 [2021-11-23 15:48:18,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:18,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:18,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:18,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:18,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:18,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:18,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:18,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:18,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:17" (1/1) ... [2021-11-23 15:48:18,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:18,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:18,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:18,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:48:18,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:18,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:18,942 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:18,945 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:48:23,878 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:48:23,983 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:48:24,000 INFO L158 Benchmark]: Toolchain (without parser) took 8342.16ms. Allocated memory was 107.0MB in the beginning and 423.6MB in the end (delta: 316.7MB). Free memory was 80.0MB in the beginning and 313.9MB in the end (delta: -233.9MB). Peak memory consumption was 220.3MB. Max. memory is 16.1GB. [2021-11-23 15:48:24,001 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:48:24,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1929.12ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 79.8MB in the beginning and 60.6MB in the end (delta: 19.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2021-11-23 15:48:24,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 529.94ms. Allocated memory was 130.0MB in the beginning and 211.8MB in the end (delta: 81.8MB). Free memory was 60.6MB in the beginning and 110.7MB in the end (delta: -50.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:24,006 INFO L158 Benchmark]: Boogie Preprocessor took 607.92ms. Allocated memory is still 211.8MB. Free memory was 110.7MB in the beginning and 116.3MB in the end (delta: -5.6MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2021-11-23 15:48:24,007 INFO L158 Benchmark]: RCFGBuilder took 5269.83ms. Allocated memory was 211.8MB in the beginning and 423.6MB in the end (delta: 211.8MB). Free memory was 116.3MB in the beginning and 313.9MB in the end (delta: -197.6MB). Peak memory consumption was 152.6MB. Max. memory is 16.1GB. [2021-11-23 15:48:24,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1929.12ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 79.8MB in the beginning and 60.6MB in the end (delta: 19.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 529.94ms. Allocated memory was 130.0MB in the beginning and 211.8MB in the end (delta: 81.8MB). Free memory was 60.6MB in the beginning and 110.7MB in the end (delta: -50.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 607.92ms. Allocated memory is still 211.8MB. Free memory was 110.7MB in the beginning and 116.3MB in the end (delta: -5.6MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5269.83ms. Allocated memory was 211.8MB in the beginning and 423.6MB in the end (delta: 211.8MB). Free memory was 116.3MB in the beginning and 313.9MB in the end (delta: -197.6MB). Peak memory consumption was 152.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:48:24,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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 e81bbc4430f76a90c5e02a887d03761648c221c2fd9f1be76d3af26cf9b24c3e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:48:27,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:48:27,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:48:27,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:48:27,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:48:27,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:48:27,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:48:27,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:48:27,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:48:27,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:48:27,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:48:27,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:48:27,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:48:27,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:48:27,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:48:27,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:48:27,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:48:27,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:48:27,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:48:27,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:48:27,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:48:27,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:48:27,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:48:27,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:48:27,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:48:27,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:48:27,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:48:27,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:48:27,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:48:27,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:48:27,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:48:27,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:48:27,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:48:27,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:48:27,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:48:27,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:48:27,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:48:27,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:48:27,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:48:27,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:48:27,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:48:27,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:48:27,191 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:48:27,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:48:27,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:48:27,193 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:48:27,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:48:27,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:48:27,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:48:27,195 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:48:27,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:48:27,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:48:27,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:48:27,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:48:27,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:48:27,196 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:48:27,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:48:27,197 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:48:27,197 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:48:27,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:48:27,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:48:27,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:48:27,198 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:48:27,199 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:48:27,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:48:27,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:27,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:48:27,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:48:27,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:48:27,200 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:48:27,200 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:48:27,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:48:27,201 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:48:27,201 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:48:27,201 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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e81bbc4430f76a90c5e02a887d03761648c221c2fd9f1be76d3af26cf9b24c3e [2021-11-23 15:48:27,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:48:27,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:48:27,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:48:27,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:48:27,750 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:48:27,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2021-11-23 15:48:27,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/822aedbfb/e2bc1a63fa574e1190f5e9950eb4ee16/FLAGedcac66dd [2021-11-23 15:48:28,869 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:48:28,876 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/sv-benchmarks/c/eca-rers2012/Problem17_label35.c [2021-11-23 15:48:28,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/822aedbfb/e2bc1a63fa574e1190f5e9950eb4ee16/FLAGedcac66dd [2021-11-23 15:48:29,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/data/822aedbfb/e2bc1a63fa574e1190f5e9950eb4ee16 [2021-11-23 15:48:29,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:48:29,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:48:29,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:29,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:48:29,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:48:29,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:29" (1/1) ... [2021-11-23 15:48:29,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d07b74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:29, skipping insertion in model container [2021-11-23 15:48:29,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:48:29" (1/1) ... [2021-11-23 15:48:29,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:48:29,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:48:29,868 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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/sv-benchmarks/c/eca-rers2012/Problem17_label35.c[1267,1280] [2021-11-23 15:48:30,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:30,842 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:48:30,860 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_3817057a-acb3-4d7b-9d88-be0aebb05ce5/sv-benchmarks/c/eca-rers2012/Problem17_label35.c[1267,1280] [2021-11-23 15:48:31,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:48:31,448 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:48:31,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31 WrapperNode [2021-11-23 15:48:31,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:48:31,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:31,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:48:31,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:48:31,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,727 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2608 [2021-11-23 15:48:31,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:48:31,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:48:31,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:48:31,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:48:31,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:31,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:32,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:48:32,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:48:32,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:48:32,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:48:32,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:48:31" (1/1) ... [2021-11-23 15:48:32,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:48:32,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:48:32,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:48:32,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:48:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:48:32,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:48:32,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:48:32,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:48:32,268 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:48:32,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:09,508 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:09,570 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:49:09,576 INFO L158 Benchmark]: Toolchain (without parser) took 40190.87ms. Allocated memory was 52.4MB in the beginning and 270.5MB in the end (delta: 218.1MB). Free memory was 31.2MB in the beginning and 122.5MB in the end (delta: -91.3MB). Peak memory consumption was 127.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:09,577 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:09,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2064.94ms. Allocated memory was 52.4MB in the beginning and 90.2MB in the end (delta: 37.7MB). Free memory was 30.9MB in the beginning and 35.7MB in the end (delta: -4.8MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:09,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 276.60ms. Allocated memory was 90.2MB in the beginning and 144.7MB in the end (delta: 54.5MB). Free memory was 35.7MB in the beginning and 87.2MB in the end (delta: -51.4MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:09,580 INFO L158 Benchmark]: Boogie Preprocessor took 271.22ms. Allocated memory is still 144.7MB. Free memory was 87.2MB in the beginning and 68.8MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:09,581 INFO L158 Benchmark]: RCFGBuilder took 37570.20ms. Allocated memory was 144.7MB in the beginning and 270.5MB in the end (delta: 125.8MB). Free memory was 68.8MB in the beginning and 122.5MB in the end (delta: -53.6MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:09,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2064.94ms. Allocated memory was 52.4MB in the beginning and 90.2MB in the end (delta: 37.7MB). Free memory was 30.9MB in the beginning and 35.7MB in the end (delta: -4.8MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 276.60ms. Allocated memory was 90.2MB in the beginning and 144.7MB in the end (delta: 54.5MB). Free memory was 35.7MB in the beginning and 87.2MB in the end (delta: -51.4MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 271.22ms. Allocated memory is still 144.7MB. Free memory was 87.2MB in the beginning and 68.8MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 37570.20ms. Allocated memory was 144.7MB in the beginning and 270.5MB in the end (delta: 125.8MB). Free memory was 68.8MB in the beginning and 122.5MB in the end (delta: -53.6MB). Peak memory consumption was 72.7MB. 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 15:49:09,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3817057a-acb3-4d7b-9d88-be0aebb05ce5/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