./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label22.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_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/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_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/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_1e378ed6-910d-44f1-88ef-1e4c16395a44/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 0225da5b84f8f4c67b72023a0b3c6d0183e191e249919cfcf9b3b5872b9a3324 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:20,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:20,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:20,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:20,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:20,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:20,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:20,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:20,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:20,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:20,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:20,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:20,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:20,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:20,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:20,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:20,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:20,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:20,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:20,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:20,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:20,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:20,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:20,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:20,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:20,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:20,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:20,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:20,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:20,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:20,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:20,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:20,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:20,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:20,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:20,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:20,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:20,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:20,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:20,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:20,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:20,852 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:05:20,900 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:20,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:20,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:20,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:20,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:20,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:20,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:20,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:20,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:20,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:20,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:20,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:20,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:20,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:20,915 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:20,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:20,915 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:20,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:20,916 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:20,916 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:20,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:20,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:20,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:20,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:20,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:20,918 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:20,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:20,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:20,919 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_1e378ed6-910d-44f1-88ef-1e4c16395a44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0225da5b84f8f4c67b72023a0b3c6d0183e191e249919cfcf9b3b5872b9a3324 [2021-11-23 15:05:21,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:21,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:21,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:21,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:21,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:21,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2021-11-23 15:05:21,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/b4335fa69/19ee38faeea54123821782204758fdb2/FLAG4b86bdb4a [2021-11-23 15:05:22,125 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:22,126 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2021-11-23 15:05:22,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/b4335fa69/19ee38faeea54123821782204758fdb2/FLAG4b86bdb4a [2021-11-23 15:05:22,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/b4335fa69/19ee38faeea54123821782204758fdb2 [2021-11-23 15:05:22,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:22,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:22,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:22,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:22,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:22,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:22,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f98e077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:22, skipping insertion in model container [2021-11-23 15:05:22,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:22" (1/1) ... [2021-11-23 15:05:22,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:22,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:22,659 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_1e378ed6-910d-44f1-88ef-1e4c16395a44/sv-benchmarks/c/eca-rers2012/Problem15_label22.c[2348,2361] [2021-11-23 15:05:23,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:23,235 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:23,270 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_1e378ed6-910d-44f1-88ef-1e4c16395a44/sv-benchmarks/c/eca-rers2012/Problem15_label22.c[2348,2361] [2021-11-23 15:05:23,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:23,552 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:23,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23 WrapperNode [2021-11-23 15:05:23,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:23,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:23,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:23,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:23,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:23,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:23,901 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-11-23 15:05:23,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:23,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:23,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:23,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:23,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:23,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:23,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:23,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:24,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:24,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:24,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:24,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:24,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:24,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:24,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:24,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:23" (1/1) ... [2021-11-23 15:05:24,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:24,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:24,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:24,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:24,274 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:24,276 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:28,004 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:28,107 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 15:05:28,114 INFO L158 Benchmark]: Toolchain (without parser) took 5816.06ms. Allocated memory was 146.8MB in the beginning and 249.6MB in the end (delta: 102.8MB). Free memory was 108.6MB in the beginning and 186.0MB in the end (delta: -77.4MB). Peak memory consumption was 109.6MB. Max. memory is 16.1GB. [2021-11-23 15:05:28,115 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 39.7MB in the beginning and 39.7MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:28,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1256.24ms. Allocated memory is still 146.8MB. Free memory was 108.6MB in the beginning and 56.3MB in the end (delta: 52.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:28,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 347.82ms. Allocated memory is still 146.8MB. Free memory was 56.3MB in the beginning and 88.9MB in the end (delta: -32.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 15:05:28,119 INFO L158 Benchmark]: Boogie Preprocessor took 178.64ms. Allocated memory is still 146.8MB. Free memory was 88.9MB in the beginning and 70.8MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:28,120 INFO L158 Benchmark]: RCFGBuilder took 4027.88ms. Allocated memory was 146.8MB in the beginning and 249.6MB in the end (delta: 102.8MB). Free memory was 70.8MB in the beginning and 186.0MB in the end (delta: -115.1MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:28,130 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 39.7MB in the beginning and 39.7MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1256.24ms. Allocated memory is still 146.8MB. Free memory was 108.6MB in the beginning and 56.3MB in the end (delta: 52.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 347.82ms. Allocated memory is still 146.8MB. Free memory was 56.3MB in the beginning and 88.9MB in the end (delta: -32.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 178.64ms. Allocated memory is still 146.8MB. Free memory was 88.9MB in the beginning and 70.8MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 4027.88ms. Allocated memory was 146.8MB in the beginning and 249.6MB in the end (delta: 102.8MB). Free memory was 70.8MB in the beginning and 186.0MB in the end (delta: -115.1MB). Peak memory consumption was 71.7MB. 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 15:05:28,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/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_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/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_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/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_1e378ed6-910d-44f1-88ef-1e4c16395a44/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 0225da5b84f8f4c67b72023a0b3c6d0183e191e249919cfcf9b3b5872b9a3324 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:30,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:30,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:30,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:30,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:30,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:30,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:30,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:30,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:30,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:30,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:30,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:30,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:30,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:30,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:30,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:30,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:30,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:30,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:30,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:30,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:30,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:30,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:30,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:30,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:30,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:30,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:30,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:30,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:30,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:30,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:30,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:30,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:30,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:30,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:30,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:30,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:30,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:30,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:30,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:30,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:30,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:05:30,987 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:30,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:30,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:30,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:30,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:30,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:30,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:30,992 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:05:30,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:05:30,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:30,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:30,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:30,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:30,994 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:05:30,995 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:05:30,995 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:05:30,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:05:30,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:30,996 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:30,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:30,996 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:30,996 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:30,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:30,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:30,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:30,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:30,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:30,998 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:05:30,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:05:30,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:30,999 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:05:30,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:05:30,999 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_1e378ed6-910d-44f1-88ef-1e4c16395a44/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0225da5b84f8f4c67b72023a0b3c6d0183e191e249919cfcf9b3b5872b9a3324 [2021-11-23 15:05:31,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:31,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:31,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:31,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:31,419 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:31,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2021-11-23 15:05:31,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/08173c14e/34cbce234ccb45a2b66748ba40e0d083/FLAG958068627 [2021-11-23 15:05:32,463 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:32,482 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2021-11-23 15:05:32,511 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/08173c14e/34cbce234ccb45a2b66748ba40e0d083/FLAG958068627 [2021-11-23 15:05:33,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/data/08173c14e/34cbce234ccb45a2b66748ba40e0d083 [2021-11-23 15:05:33,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:33,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:33,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:33,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:33,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:33,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56620a4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:33, skipping insertion in model container [2021-11-23 15:05:33,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:33" (1/1) ... [2021-11-23 15:05:33,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:33,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:33,367 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_1e378ed6-910d-44f1-88ef-1e4c16395a44/sv-benchmarks/c/eca-rers2012/Problem15_label22.c[2348,2361] [2021-11-23 15:05:34,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:34,133 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:34,151 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_1e378ed6-910d-44f1-88ef-1e4c16395a44/sv-benchmarks/c/eca-rers2012/Problem15_label22.c[2348,2361] [2021-11-23 15:05:34,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:34,504 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:34,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34 WrapperNode [2021-11-23 15:05:34,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:34,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:34,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:34,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:34,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,674 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1755 [2021-11-23 15:05:34,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:34,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:34,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:34,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:34,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:34,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:34,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:34,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:34,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:34" (1/1) ... [2021-11-23 15:05:34,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:34,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:34,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:34,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:35,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:35,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:05:35,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:35,115 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:35,117 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:54,004 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:54,048 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 15:05:54,053 INFO L158 Benchmark]: Toolchain (without parser) took 21025.70ms. Allocated memory was 52.4MB in the beginning and 125.8MB in the end (delta: 73.4MB). Free memory was 34.7MB in the beginning and 48.4MB in the end (delta: -13.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,054 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:54,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1477.72ms. Allocated memory was 52.4MB in the beginning and 88.1MB in the end (delta: 35.7MB). Free memory was 34.5MB in the beginning and 51.3MB in the end (delta: -16.9MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.29ms. Allocated memory is still 88.1MB. Free memory was 51.1MB in the beginning and 36.7MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,056 INFO L158 Benchmark]: Boogie Preprocessor took 244.94ms. Allocated memory is still 88.1MB. Free memory was 36.7MB in the beginning and 43.5MB in the end (delta: -6.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,058 INFO L158 Benchmark]: RCFGBuilder took 19129.14ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 43.5MB in the beginning and 48.4MB in the end (delta: -4.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:54,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 52.4MB. Free memory was 33.6MB in the beginning and 33.5MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1477.72ms. Allocated memory was 52.4MB in the beginning and 88.1MB in the end (delta: 35.7MB). Free memory was 34.5MB in the beginning and 51.3MB in the end (delta: -16.9MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.29ms. Allocated memory is still 88.1MB. Free memory was 51.1MB in the beginning and 36.7MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 244.94ms. Allocated memory is still 88.1MB. Free memory was 36.7MB in the beginning and 43.5MB in the end (delta: -6.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * RCFGBuilder took 19129.14ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 43.5MB in the beginning and 48.4MB in the end (delta: -4.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:05:54,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e378ed6-910d-44f1-88ef-1e4c16395a44/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